53. Human females produce egg cells that have a. one X chromosome b. one X or on

Question

53. Human females produce egg cells that have a. one X chromosome b. one X or one Y chromosome c. two X chromosome d. one X and one Y chromosome 54. Unlike mitosis, meiosis results in the formation of a. body cells b. 2N daughter cells c. haploid cells d. diploid cells 55. The failure of chromosomes to separate during meiosis is c a. Tumer's syndrome b. nondisjunction c. X-chromosome inactivation d. Down syndrome 56. If an organism's diploid number is 6, its haploid number is a. 24 b. 6 c. 3 d. 12 ting alleles for dimples. Non-dimpled cheeks For #57-59, use the figure below. The letter d is represen are dominant over dimpled cheeks. d Dd d Dd 57. How many genotypes have resulted from this crossing of genes? a. 1 b. 2 c. 3 d. 4 58. What is the phenotypic ratio? c. 3:1 d. No ratio, all individuals have dimples

Explanation / Answer

53. a) one X chromosome

54.c) haploid cell

55.b) non disjunction

56.c) 3

57.b)2

58.a)1:1

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