- THE MOST MINERALIZED TISSUE OF THE HUMAN BODY: a. enamel b. cellular cementum c. dentine d. acellular cementum e. bone
- Ta STRUCTURAL ELEMENTS OF THE INTESTINAL VILLI: a. intestinal epithelium b. lymphatic capillaries c. loose connective tissue d hemocapillaries e. smooth myocytes
- LINING EPITHELIUM OF THE STOMACH: a. simple columnar absorbtive b. stratified squamose nonkeratinized c. stratified squamose keratinized d. simple columnar secretory e. simple columnar ciliated
- Colloquium No2 option number 1. Choose two correct answers. According to what signs G Mendel chose peas as the object of his research: .cross-pollinated 2. self-pollinating 3 perennial 4. has contrasting signs 5. smoothed features 2. Choose the correct answer How many alternative traits are taken into account in monohybrid crossing: 1. one 4. four 3. Choose the correct answer. What is the name of the zygote from which the first generation hybrids develop: 1. homozygote 2. heterozygote 4. Choose two correct answers What gametes are formed in the first generation hybrids: 1. hybrid 2. non-hybrid 3 mixed 4. clean 5. Choose the correct answer Where are the genes of paired traits in dihybrid crossing: 1. in one chromosome 2. in homologous chromosomes 3. in different pairs of chromosomes 6. Choose two correct answers. Where are nonallelic genes: 1. in one chromosome 2. in homologous chromosomes 3. in different pairs of chromosomes 7. Choose two correct answers The law of purity of gametes says: 1. The gametes contain one pair of allelic genes 2. gametes contain two pairs of allelic genes 3. gametes contain one gene from each allelic pair 4. in a heterozygote the genes do not mix with each other 8. Choose the correct answer What is the splitting of the genotype observed when monohybrid crossing in the secon peneration 1. 13 2 1:2:1 9.3:3:1 4 1:8:3:3:1 9. Choose the correct answer. What is the splitting of the genotype observed in the dihybrid crosses of the first generation: 1. 1:3 2. 1:2:1 3. 9:3:3:1 4. 1:8:3:3:1 S. there is no splitting 10. Choose the correct answer. To establish the genotype of the individual (analyzing lyzing crossing) carry out its crossing w the body 1. having a recessive trait 2. having a dominant trait 3. similar in phenotype 11. Choose the correct answer. Possible number of crossover forms: 1. always exceeds 50% . 50% 2. always less than 3. is 100% 12. Choose the correct answer. In the case of incomplete dominance, the phenorype cleavage in descendants fr the crossing of two heterozygous individuals is: I. 3:1 2. 1:2:1 3. 1: I 4 9:3:3:1 13. Choose the correct answer. Genes localized in one chromosome are: 1. alternative 2. allelic 3. clutch group
- 14. Choose the correct answer. At pea clutch groups: 1. seven 2. fourteen 3. twenty eight 15. Choose the correct answer. The number of crossover gametes will be greater if the distance between the ge controlling the trait studied is equal to: 1. 10 Morganids 2.25 Morganids 35 Morganids 16. Choose the correct answer. Pleiotropy is a phenomenon in which: 1. The trait is controlled by several pairs of genes 2. The trait is controlled by one pair of genes 3. one pair of genes controls the manifestation of several traits 17. Choose the correct answer. Crossover frequency depends on: 1. from the distance between the genes in the chromosomes 2. from the distance between the chromosomes 3. from the probability of meeting gametes 18. Choose the correct answers. When the AaBn genotypes in a male Drosophila fly is the gamete: 1.AB 2. AB 3. aB 4. as 19. Choose the correct answer. Crossover frequency is a value: 1. inversely proportional 2. directly proportional 3. geometric progression 20. Choose the correct answer. The distance between genes is measured in: 1. cm 2. in microns 3. in shares 4. in the morganids 21. Choose the correct answer. Gamete contains. 1. genes from different allelic pairs 2. a pair of homologous chromosomes 3. gene from allelic pair 22. Choose two correct answers. A variation curve reflecting the change of the trait within the normal reactic shows that the organisms: 1. with the average value of the trait occur with high frequency 2. with the average value of the trait occur with a low frequency 3. extreme values of the trait are rare 4. with average and extreme values have the same frequency of occurrence 23. Choose the correct answer The probability of an Rh conflict with a mother'Rh (-) marriage and a Rh ( father heterozygous for this trait is: 1. 50% 2. 100% 3. 0% 4 5 25% 75% 24. Choose two correct answers Eukaryotic DNA molecule: 1. ring-shaped 2 linear 3. single stranded 4. double-stranded 25. Choose answer. Linked inheritance of trains was established: 1. by T. Morgan 2. by G. Mendel 3. by D. Watson and F Crick 4. by W. Johannsen
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