1. 0 б іологія 1

Скачати 282.19 Kb.
 Назва 1. 0 б іологія 1 Дата 24.09.2012 Розмір 282.19 Kb. Тип Документи
 1.0 Біологія 1 Woman applied to the medico-genetic consulting centre for information about the risk of haemophilia in her son. Her husband has been suffering from this disease since birth. Woman and her parents are healthy (don't have haemophilia). Is the boy likely to have the disease in this family? A All boys will be healthy B All boys will be ill C 50\% of the boys will be ill D 25\% of the boys will be ill E 75 \% of the boys will be ill2 A man suffering from a hereditary disease married a healthy woman. They got 5 children, three girls and two boys. All the girls inherited their father’s disease. What is the type of the disease inheritance? A Dominant, $X$-linked B Autosomal recessive C Asutosomal dominant D $Y$-linked E Recessive, $X$-linked 3 Electrocardiogram of a 45-year-old man showed absence of P-wave in all the leads. What part of the conducting system is blocked? A Sinu-atrial node B Atrioventricular node C Common branch of the bundle of His D Branches of the bundle of His E Purkinje’s fibres 4 When a patient with traumatic impairment of the brain was examined, it was discovered that he had stopped to distinguish displacement of an object on the skin. What part of the brain was damaged? A Posterior central gurus B Occipital zone of the cortex C Parietal zone of the cortex D Frontal central gurus E Frontal zone 5 Different functional groups can be presented in the structure of L-amino acid’s radicals. Identify the group that is able to form ester bond: A -OH B -SH C -CONH2 D -CH3 E -NH2 6 The conjugated protein necessarily contains special component as a non-protein part. Choose the substance that can’t carry out this function: A $HNO_3$ B АТP C Thiamine pyrophosphate D AMP E Glucose 7 Moving of the daughter chromatids to the poles of the cell is observed in the mitotically dividing cell. On what stage of the mitotic cycle is this cell? A Anaphase B Metaphase C Telophase D Prophase E Interfase8 The patient with diabetes mellitus has been delivered in hospital in the state of unconsciousness. Arterial pressure is low. The patient has acidosis. Point substances, which accumulation in the blood results in these manifestations: A Ketone bodies B Amino acids C Monosaccharides D High fatty acids E Cholesterol esters 9 A 58-year-old female has undergone surgery for necrotic bowel. Despite having been treated with antibiotics, on postoperative day 5, she develops symptoms (fever, hypotension, tachycardia, declining urine output, and confusion) consistent with septic shock. What hemodynamic support would be helpful? A Fluids and Dobutamine infusion B Dobutamine infusion C Antibiotic administration D Fluid administration E Atropine administration 10 It was proved that a molecule of immature mRNA (precursor mRNA) contained more triplets than amino acids found in the synthesized protein. The reason for that is that translation is normally preceded by: A Processing B Initiation C Reparation D Mutation E Replication11 Examination of a patient revealed reduced contents of magnesium ions that are necessary for attachment of ribosomes to the granular endoplasmatic reticulum. It is known that it causes disturbance of protein biosynthesis. What stage of protein biosynthesis will be disturbed? A Translation B Transcription C Replication D Aminoacid activation E Termination 12 Patient 54 year-old, 5th day after surgical operation. Blood count: Erythrocytes $3,6*10^{12}$/l, Hemoglobin 95 g/l, Erythrocyte’s hemoglobin content (color index) 0,78; Leukocytes $16*10^9$/l, Platelets $450*10^9$/l Blood picture: anizocytosis, poikilocytosis, reticulocytes- 3,8\%. What anemia does this patient have? A Acute posthemorragic anemia B Acquired hemolytic anemia C Anemia from iron deficiency D Hypoplastic anemia E Chronic posthemorragic anemia13 The patient with pneumonia was treated with antibiotics for a long period. After treatment patient complains of frequent and watery stool, abdomenal pain. What is the reason of intestine function disorder? A Intestinal disbacteriosis development B Antibiotics toxic influence on the GIT C Autoimmune reaction development D Bacteria toxins influence E Hereditary enzyme defect14 A 16 year-old patient got numerous traumas in automobile accident. Now the patient is haning a shock. АP - 80/60 mm Hg. daily urine volume 60-80 ml. What pathogenic mechanism leads to kidneys function violation? A Decreased hydrostatic pressure in glomerular capillaries B Increased osmotic pressure in glomerular capillaries C Increased pressure in Bowman’s capsule D Increased vasopressin blood concentration E Trauma of the urinary bladder15 A 46 year-old patient has complained of headache, fatigue, thirst, pains in the spine and joints for the last 2 years. Clinically observed disproportional enlargement of hands, feet, nose, superciliary arches. He notes that he needed to buy bigger shoes three times. What is the main reason of such disproportional enlargement of different parts of the body? A Cartilaginous tissue proliferation under growth hormone influence B Increased sensitivity of the tissues to growth hormone C Joints dystrophy development D Increased sensitivity of the tissues to insulin E Joints chronic inflammation development16 A 55-year-old patient with continuing ventricular arrhythmias was admitted to the hospital. The patient is taking timolol drops for glaucoma, daily insulin injections for diabetes mellitus, and an ACE inhibitor for hypertension. You have decided to use phenytoin instead of procainamide. What is the reason? A The anticholinergic effect of procainamide would aggravate glaucoma B The local anesthetic effect of procainamide would potentiate diabetes C The hypertensive effects of procainamide would aggravate the hypertension D The local anesthetic effect of procainamide would aggravate the hypertension E The cholinergic effects of procainamide would aggravate the diabetes 17 A 25-year-old woman with red and itchy eczematoid dermatitis visits your office. She had a dental procedure one day earlier with administration of a local anesthetic. There were no other findings, although she indicated that she had a history of allergic reactions. Which of the following drugs is most likely involved? A Procaine B Cocaine C Lidocaine D Bupivacaine E Etidocaine 18 The CNS stimulation produced by methylxanthines, such as caffeine, is most likely due to the antagonism of one of the following receptors: A Adenosine receptors B Glycine receptors C Glutamate receptors D GABA receptors E Cholinergic muscarinic receptors 19 Patients with similar complaints applied to the doctor: weakness, pain in the intestines, disorder of GIT. Examination of the faeces revealed that one patient with four nucleus cysts should be hospitalized immidiately. For what protozoa are such cysts typical? A Dysenteric amoeba B Intestinal amoeba C Balantidium D Trichomonas E Lamblia20 According to the data of WHO, for about 250 mln of Earth population fall ill with malaria. This disease is mostly spread in tropical and subtropical regions. Range of its spread falls into the areal of the following mosquitoes: A Anopheles B Culex C Aedes D Mansonia E Culiseta 21 Labeled aminoacids alanine and tryptophane were introducted to a mouse in order to study localization of protein biosynthesis in its cells. Around what organellas will the accumulation of labeled aminoacids be observed? A Ribosomes B Agranular endoplasmic reticulum C Cell centre D Lysosomes E Golgi apparatus 22 Highly injured person gradually died. Please choose the indicator of biological death: A Autolysis and decay in the cells B Disarray of chemical processes C Loss of consciousness D Absence of palpitation E Absence of movements23 In some regions of South Africa there is a spread sickle-shaped cell anemia, in which erythrocytes have shape of a sickle as a result of substitution of glutamin by valine in the hemoglobin molecule. What is the cause of this disease? A Gene mutation B Disturbance of mechanisms of genetic information realization C Crossingover D Genomic mutations E Transduction 24 A female patient consulted a physician about digestive disorder, extended abdominal pain. Examination revealed drastic decrease in hemoglobin concentration. It is known from the anamnesis that while living in the Far East the patient used to eat freshly-salted caviar. Some relatives living with her had the similar condition. What is the most likely diagnosis? A Diphyllobothriasis B Echinococcosis C Teniasis D Trichiniasis E Ascaridiasis 25 On autopsy of a still-born infant it is revealed heart development abnormalities: ventricles are not separated, originates from the right part single arterial trunk. For what class of vertebrate is such heart construction characteristic? A Amphibian B Fishes C Reptiles D Mammals E Birds26 If strong oxidizers get into the bloodstream, a methemoglobin is formed. It is a compound, where iron (II) becomes iron (III). What has to be done to save the patient? A Interchangeable hemotransfusion has to be done B Patient has to be exposed to the fresh air C He has to be calmed down and put to bed D He has to be given pure oxygen E Respiratory centers have to be stimulated 27 A 10-year-old child complains of weakness, nausea, irritability. Helminthes of white color and 5-10 mm long were found on the underwear. On microscopy of the scrape from the perianal folds achromic ova of the unsymmetrical form were revealed. Indicate what helminth is parasiting on the child? A Enterobins vermicularis B Ascaris lumbricoides C ancylostoma duodenalis D Trichina E Trichuris28 Parents with ill child came to the infectionist. They worked in one of the Asian countries for a long time. Child has eathy colored skin, loss of appetite, laxity, enlarged liver, spleen, peripheral glands. What protozoan illness can this child have? A Visceral leishmaniasis B Balantidiasis C Amebiasis D Toxoplasmosis E Lambliasis29 White-haired, with blue eyes girl was born in healthy parents. Irritability, anxiety, troubled sleep and feeding developed in the first months of life of the infant. What method of genetic investigation should be used for the exact diagnosis? A Biochemical B Cytological C Twin D Genealogical E Population-statistical30 The calcium canals of cardiomyocytes have been blocked on an isolated rabbit's heart. What changes in the heart's activity can happen as a result? A Decreased rate and force of heart beat B Decreased heart beat rate C Decreased force of the contraction D Heart stops in systole E Heart stops in diastole 31 After the trauma, the patient’s right $n.vagus$ was damaged. Which violation of the cardiac activity is possible in this case? A Violation of the automatism of a Kiss-Fleck node B Violation of the automatism of a atrio-ventricular node C Violation of a conductivity in the right auricle D Block of a conductivity in the atrio-ventricular node E Arrhythmia 32 While studing of the family tree with history of hypertrichosis (hyperhirsutism of the ear) this sign was founded only in the men and it was inherited from father to the son. Define the type of hypertrichosis inheritance? A Connected with Y-chromosome B Autosomal- recessive C Autosomal-dominant D Connected with Х-chromosome recessive E Connected with Х-chromosome dominant 33 In the perianal folds of a 5-year-old girl her mother has found some white "worms" that caused itch and anxiety in the child. The "worms" were sent to the laboratory. During examination the physician saw white filiform helminths 0,5-1 cm long, with pointed ends, some helminths had twisted ends. What is the most likely diagnosis? A Enterobiasis B Diphyllobothriasis C Teniasis D Ascaridiasis E Opisthorchiasis 34 Part of the DNA chain turned about 180 degree due to gamma radiation. What type of mutation took place in the DNA chain? A Inversion B Deletion C Doubling D Translocation E Replication 35 46 chromosomes were revealed on karyotype examination of the 5-year-old girl. One of the 15th pair of chromosomes is longer than usual due to connected chromosome from the 21 pair. What type of mutation does this girl have? A Translocation B Deletion C Inversion D Insufficiency E Duplication36 A pregnant woman had been having toxicosis with severe repeated vomiting for 24 hours. In the end of the day there appeared tetanic convulsions and fluid loss. What shift of acid-base state caused these changes? A Excretory alkalosis B Gaseous alkalosis C Gaseous acidosis D Metabolic acidosis E Excretory acidosis 37 Genetic structure of eukaryote is "exon-intron-exon". This structure-functional organization of gene caused transcription peculiarities. What will be pro-i-RNA according to the schema? A Exon-intron-exon B Exon-exon-intron C Exon-exon D Intron-exon E Exon-intron 38 Medical examination at the military registration and enlistment office revealed that a 15-year-old boy was high, with eunuchoid body proportions, gynecomastia, female pattern of pubic hair distribution. The boy had also fat deposits on the thighs, no facial hair, high voice, subnormal intelligence quotient. Which karyotype corresponds with this disease? A 47, $XXY$ B 45, $XO$ C 46, $XX$ D 46, $XY$ E 47, $XXX$ 39 RNA that contains AIDS virus penetrated into a leukocyte and by means of reverse transcriptase forced a cell to synthetize a viral DNA. This process is based upon: A Reverse transcription B Operon repression C Reverse translation D Operon depression E Convariant replication 40 According to the model of double DNA helix that was suggested by Watson and Creek, it was established that one of chains would not be lost during replication and the second chain would be synthesized complementary to the first one. What way of replication is it? A Semiconservative B Analogous C Identical D Dispersed E Conservative 41 A teenager was irradiated with high radiation dose that resulted in serious damages of lymphoid system, lysis of many lymphocytes. Restoration of normal hemogram is possible due to the functioning of the following gland: A Thymus B Thyroid C Liver D Pancreas E Adrenal 42 It was revealed that T-lymphocytes were affected by HIV. Virus enzyme - reverse transcriptase ($RNA$-dependent $DNA$ polymerase) - catalyzes the synthesis of: A $DNA$ on the matrix of virus $mRNA$ B Virus informational $RNA$ on the matrix of $DNA$ C $DNA$ on virus ribosomal $RNA$ D Viral $DNA$ on $DNA$ matrix E $mRNA$ on the matrix of virus protein 43 A patient after pathological process has a thickened alveolar membrane. The direct consequence of the process will be the reduction of: A Diffuse lung capacity B Oxygen capacity of blood C Minute respiratory capacity D Alveolar lung ventilation E Reserve expiratiory capacity 44 Autopsy of a newborn boy revealed polydactylia, microcephalia, cheiloschisis and uranoschisis as well as hypertrophy of parenchimatous organs. These defects correspond with the description of Patau's syndrome. What is the most probable cause of this pathology? A Trisomy of the 13th chromosome B Trisomy of the 18th chromosome C Trisomy of the 21st chromosome D Nondisjunction of sex chromosomes E Partial monosomy 45 A patient has symptoms of inflammation of urogenital tracts. Examination of a vaginal smear revealed big monocellular, pear-shaped organisms with the pointed spike at the posterior end of body, big nucleus and undulating membrane. What protozoa were found in the smear? A $Trichomonas$ $vaginalis$ B $Trichomonas$ $hominis$ C $Trichomonas$ $buccalis$ D $Trypanosoma$ $gambiense$ E $Lamblia$ $intestinalis$ 46 During regular examination of schoolchildren it was revealed that a 10 year old girl had asymmetric oval eggs with a larva in the scrape from her perianal folds. What diagnosis should be made? A Enterobiasis B Ascariasis C Amebiasis D Trichocephalosis E Ankylostomiasis 47 A woman delivered a dead child with multiple developmental defects. What protozoan disease might have caused the intrauterine death? A Toxoplasmosis B Leishmaniasis C Malaria D Amebiasis E Lambliasis 48 Tuberculosis can be treated by means of combined chemotherapy that includes substances with different mechanisms of action.What antituberculous medication inhibits transcription of RNA into DNA in mycobacteria? A Rifampicin B Isoniazid C Streptomycin D Ethionamide E Para-aminosalicylic acid 49 A patient experienced a sudden temperature rise up to $39^0С$. After 6 hours the temperature normalized. On the 2-nd day the attack recurred: in the period of paroxysm the temperature reached $41^0С$, apyrexial period began after 8 hours. What type of temperature profile is it? A Intermitting B Recurrent C Hectic D Septic E Continued 50 Larvae were detected occasionally on the microscopic examination of the sputum of the patient with pneumonia. Eosinophiles were detected on the blood examination. What helminthiasis can be diagnosed? A Ascariasis B Enterobiosis C Trichocephaliasis D Paragonimiasis E Opistorchis51 You are studying functioning of a bacteria operon. The operator gene has been released from the repressor gene. Immediately after this the following process will start in the cell: A Transcription B Translation C Replication D Processing E Repression 52 While studying maximally spiralized chromosomes of human karyotype the process of cell division was stopped in the following phase: A Metaphase B Prophase C Interphase D Anaphase E Telophase53 It is known that the gene responsible for development of blood groups according to AB0 system has three allele variants. If a man has IV blood group, it can be explained by the following variability form: A Combinative B Mutational C Phenotypic D Genocopy E Phenocopy 54 A patient complains of pain in the area of his liver. Duodenal intubation revealed yellowish, oval, narrowed at the poles eggs with an operculum at the end. Size of these eggs is the smallest among all helminth eggs. What is the most probable diagnosis? A Opisthorchosis B Teniasis C Beef tapeworm infection D Echinococcosis E Diphyllobothriasis 55 A patient consulted an urologist about pain during urination. Analysis of his urine taken in the daytime revealed eggs with a characteristic sharp point. It is known from the anamnesis that the patient has recently returned from Australia. What is the most likely diagnosis? A Urogenital schistosomiasis B Intestinal schistosomiasis C Japanese schistosomiasis D Opisthorchiasis E Dicroceliasis 56 A child complains of general weakness, loss of appetite, a troubled sleep, itching in the perianal area. The provisional diagnosis is enterobiasis. In order to specify this diagnosis it is necessary to perform: A Scraping from perianal folds B Roentgenoscopy C Biopsy of muscle tissue D Immune diagnostics E Duodenal contents analysis 57 The cell of the laboratory animal was overdosed with Roentgen rays. As a result albuminous fragments formed in the cytoplasm. What cell organoid will take part at their utilization? A Lysosomes B Golgi complex C Ribosome D Endoplasmic reticulum E Cells centre 58 In course of practical training students studied a stained blood smear of a mouse with bacteria phagocyted by leukocytes. What cell organella completes digestion of these bacteria? A Lisosomes B Mytochondrions C Granular endoplasmic reticulum D Golgi apparatus E Ribosomes 59 A woman with $ІІІ$ $(B)$, $Rh^-$ blood group born a child with $ІІ$ $(A)$ blood group. The child is diagnosed with hemolytic disease of newborn as a result of rhesus incompatibility. What blood group is the child's father likely to have? A $ІІ$ $(A)$, $Rh^+$ B $I$ $(0)$, $Rh^+$ C $III$ $(B)$, $Rh^+$ D $I$ $(0)$, $Rh^-$ E $II$ $(A)$, $Rh^-$ 60 Two days after consumption of smoked pork a patient got face and eye-lid edemata, gastrointestinal disturbances, abrupt temperature rise, muscle pain. Blood analysis showed full-blown eosinophilia. What helminth could the patient be infected with? A Trichina B Pinworm C Ascarid D Whipworm E Hookworm 61 A lymph node punctate of a patient with suspected protozoal disease was examined. Examination of the stained specimen (Romanovsky's stain) revealed some crescent bodies with pointed end, blue cytoplasm and red nucleus. What protozoan were revealed in the smears? A Toxoplasms B Malarial plasmodiums C Dermotropic leishmania D Viscerotropic leishmania E Trypanosomes 62 The guide of the scientific expedition in India was native who always was with his dog. What invasive diseases can be transmitted by the dog if it is the source of invasion? A Echinococcosis B Teniasis C Paragonimiasis D Dicroceliasis E Fascioliasis63 A patient has acne on his face. Microspcopic examination of scrapings from the affected areas revealed living porrect vermiform arthropoda 0,2-0,5 mm large with four pairs of short extremities in the front part of their bodies. What is the laboratory diagnosis? A Demodicosis B Scabies C Myiasis D Pediculosis E Phthiriasis 64 A family of students who came from Africa got a child with anemia signs. The child died soon. Examination revealed that the child's erythrocytes have abnormal semilunar shape. Specify genotypes of the child's parents: A Аа х Аа B Аа х аа C АА х АА D аа х аа E Аа х АА 65 Examination of cell culture got from a patient with lysosomal pathology revealed accumulation of great quantity of lipids in the lysosomes. What of the following diseases is this disturbance typical for? A Tay-Sachs disease B Gout C Phenylketonuria D Wilson disease E Galactosemia 66 A 39-year-old woman has madescence in the region of mammilla, a small ulcer with inflammatory hyperemia and cutaneous edema. Histologic examination of tissue sampling from this area revealed in the malpighian layer of thickened epidermis atypical cells with light and optically empty cytoplasm, with no intracellular bridges. Such cells were also found in the orifice of big mammal gland ducts. What is the most probable diagnosis? A Paget's disease B Intraductal cancer C Basal cell carcinoma D Epidermoid cancer E Melanocarcinoma 67 Golgi complex exports substances from a cell due to the fusion of the membrane saccule with the cell membrane. The saccule contents flows out. What process is it? A Exocytosis B Endocytosis C Active transport D Facilitated diffusion E All answers are false68 A patient working at a pig farm complains about paroxysmal abdominal pain, liquid feces with admixtures of mucus and blood, headache, weakness, fever. Examination of large intestine revealed ulcers from 1 mm up to several cm large, feces contained oval unicellular organisms with cilia. What disease should be suspected? A Balantidiasis B Amebiasis C Toxoplasmosis D Lambliasis E Trichomoniasis 69 A boy found a spider with the following morphological characteristics: it is 2 cm long, has roundish black abdomen with two rows of red spots on its dorsal side; four pairs of jointed limbs are covered with small black hairs. What arthropod is it? A Karakurt spider B Scorpion C Solpuga D Mite E Tarantula 70 Normal, actively dividing cells of human red bone marrow are analyzed. What number of cells' chromosomes is typical for G1 period? A 46 B 48 C 47 D 45 E 23 71 A man has worked in an African country for 3 years. A month after his return to Ukraine he consulted an ophthalmologist and complained about eye ache, eyelid edema, lacrimation and temporary visual impairment. Underneath the eye conjunctiva the doctor revealed helminths 30-50 mm long with elongated filiform body. What diagnosis might be suspected?A Filariasis B Diphyllobothriasis C Ascaridiasis D Enterobiasis E Trichocephaliasis 72 Life cycle of a cell includes the process of DNA autoreduplication. As a result of it monochromatid chromosomes turn into bichromatid ones. What period of cell cycle does this phenomenon fall into? A $S$ B $G_o$ C $G_1$ D $G_2$ E $M$73 A 28-year-old female patient consulted a gynecologist about sterility. Examination revealed underdeveloped ovaries and uterus, irregular menstrual cycle. Analysis of the sex chromatin revealed 2 Barr’s bodies in most somatic cells. What chromosome disease is most likely? A Triple X syndrome B Edwards' syndrome C Patau's syndrome D Klinefelter's syndrome E Turner's syndrome 74 A cell at the stage of mitosis anaphase was stimulated by colchicine that inhibits chromosome separation to the poles. What type of mutation will be caused? A Polyploidy B Inversion C Deletion D Duplication E Translocation 75 A patient in a transplantation centre underwent heart transplantation. The organ was taken from a donor who died in a road accident. Foreign heart can be rejected as a result of development of transplantation immunity. It is usually prevented by means of: A Immunosuppressors B Chemotherapy C Ultrasound D Enzymes E X-ray therapy 76 Following exposure to radiation a lot of mutant cells appeared in a patient. Some time later most of them were detected and destroyed by the following cells of the immune system: A $T$-lymphocytes-killers B Plasmoblasts C $T$-lymphocytes-supressors D $B$-lymphocyte E Stem cells 77 A gynaecologist was examining a patient and revealed symptoms of genital tract inflammation. A smear from vagina contains pyriform protozoa with a spine, flagella at their front; there is also an undulating membrane. What disease can be suspected? A Urogenital trichomoniasis B Lambliasis C Intestinal trichomoniasis D Toxoplasmosis E Balantidiasis 78 A boy has I $(I^0I^0)$ blood group and his sister has IV $(I^AI^B)$ blood group. What blood groups do their parents have? A II $(I^АI^0)$ and III $(I^ВI^0)$ B II $(I^АI^А)$ and III $(I^ВI^0)$ C I $(I^0I^0)$ and IV $(I^AI^B)$ D III $(I^ВI^0)$ and IV $(I^AI^B)$ E I $(I^0I^0)$ and III $(I^ВI^0)$ 79 For the purpose of myocardium infarction treatment a patient was injected with embryonal stem cells derived from this very patient by means of therapeutic cloning . What transplantation type is it? A Autotransplantation B Allotransplantation C Xenotransplantation D Isotransplantation E Heterotransplantation 80 An alcoholic woman has born a girl with mental and physical developmental lag. Doctors diagnosed the girl with fetal alcohol syndrome. What effect is the cause of the girl's state? A Teratogenic B Mutagenic C Malignization D Carcinogenic E Mechanic 81 Hartnup disease is caused by point mutation of only one gene which results in disturbance of tryptophane absorption in the bowels and its resorption in the renal tubules. It is the reason for disorder of both digestive and urination systems. What genetic phenomenon is observed in this case? A Pleiotropy B Complementary interaction C Polymery D Codominance E Semidominance82 Cytogenetic examination of a patient with reproductive dysfunction revealed normal karyotype \emph{46 ХY} in some cells, but most cells have karyotype of Klinefelter's syndrome - \emph{47 ХХY}. Such cell heterogenity is called: A Mosaicism B Inversion C Transposition D Duplication E Monomorphism 83 As a result of prophylactic medical examination a 7 year old boy was diagnosed with Lesch-Nyhan syndrome (only boys fall ill with it). The boy's parents are healthy but his grandfather by his mother's side suffers from the same disease. What type of disease inheritance is it? A Recessive, sex-linked B Dominant, sex-linked C Autosomal recessive D Autosomal dominant E Semidominance84 A doctor revealed tissues injury on patient's scalp with localized suppurations and diagnosed his disease as myiasis. This infestation is caused by larvae of the following insect: A Wohlfahrt fly B Kissing bug C Stable fly (Stomoxys calcitrans) D Malarial mosquito E Mosquito

Додайте кнопку на своєму сайті:
Документи

База даних захищена авторським правом ©zavantag.com 2000-2013
При копіюванні матеріалу обов'язкове зазначення активного посилання відкритою для індексації.
звернутися до адміністрації