Variant- 14

1. The distance between genes is measured in what units?

А. Ангстрем B. Morganid's angstrom C. Mikron D. Millimetr E. Nanometer

2. What soonosheniye of introns and ekzon in any gene эукариот?

A. lonely quantity B. It is more than introns C. Ekzonov is more D. in each gene differently E. All answers are correct

3. Process of restoration of primary structure and correction of damage of molecules of DNA is called:

A.Reparation B. Replication. C. Mutation. D. Deletion. E.Translokation

4. At cats red coloring of wool is controlled r genome, black coloring - R genome, both are localized in the H-chromosome. The similar gene in a Y-chromosome isn't present. Cats with a genotype of Rr have tortoise coloring. Define why there are no almost tortoise cats:

A. The Y-chromosome doesn't allow to be shown to a sign of tortoise coloring.

B. The gene of R suppresses r gene at cats.

C. Cats don't happen heterozygotic, i.e. don't contain two H-chromosomes.

D. Autosomes influence H-chromosome genes.

E. Cytoplasmatic heredity is shown

5. Splaysing it:

A. transcription

B. translation;

C. cutting intronovykh of uchast

D. sewing together ekzonovkh of sites;

E) replication

6. The formula 2n+XO means:

A. Turner's syndrome. B. Sindrom Klaynfeltera C. Frimartinizm. D. Inbreeding. E.Autbriding

7. As the exchange of sites between homologous chromosomes at their conjugation is called.

A. Translocation B . Inversion S. Krossingover

D. Induction E. Replication.

8. The chromosomes identical at females and males

A. Sexual chromosomes

B. Autosomes

C. Perisoma

D. Akrosoma of

E. Som

9. Set of chromosomes which contains in sexual gametes

A. Pentaploidny B. Diploidny C. Triploidny

D. Tetraploid E. Gaploidny

10. The enzyme which is taking part in broadcasting

А. RNA polymerase of Century. В. RNA phosphatase C. Maltose

D. Aminoatsetilsintetaza E. There is no correct answer

11. Efficiency of selection in clean lines proved

A. Iogannsen B. Morgan T. C. Vavilov N. D. Watson and Shout E. Chetverikov S.

A. Aa B. Wa Vv C. Av D. Aa BB E. аа

12. Define, how many groups of coupling are available for corn, which number of chromosomes equally 20:

A. 1. B. 5. C. 10. D. 15. E. 20.

13. Whether synthesis of several amino acids can code a triplet?

A. Yes B. No. C. In certain cases. D. At mutations

E. There is no correct answer

14 Genes prokaryotes consist:

1. only from introns; B. only from ekzon; C. from introns and ekzon; D. from sites of RNA E.from DNA sites

15. A place of biosynthesis of proteins in a cage.

A. Mitochondrions. B. Endoplazmaticheskaya network. C. Yadro D. Apparat Golgi.

E. Ribosomes

A. Transfer of DNA. B. Transport of proteins. C. Transport of D. Fermentativnye's amino acids of action. E. Aktivizator6. Functions t-RNK

17. Chromosomes of females of birds, fishes, some invertebrate animals.

А. ХХ. В. ХУ. С. ZW. Д. ZZ Е. XZ

18. Mother has a blood type I, at the father - IV, whether the child can inherit their blood types?

A. perhaps, I

B. perhaps, I, IV

C. it is impossible, II, III

D. perhaps, IV

E. not perhaps, V

19.At a set of genes and chromosomes the somatic cage corresponds …

A. To a gamete B. . To a zygote C. To cage endosperm

D. To an ovum E. To spermatozoon

20. What opening (achievements) in the field of genetics formed the basis of methodology of genetic engineering?

A. Discovery of the enzymes cutting DNA

B. Discovery of paired relationship of chromosomes

C. Opening of interaction between a genotype and phenotype

D. Opening of interaction between a genotype and environment