Generally, it is not possible to determine whether nondisjunction failed to occur in oogenesis or spermatogenesis. However, it is possible to assert that _________ resulted in nondisjunction in _________.

A. XXY; oogenesis
B. XYY; spermatogenesis
C. XXX; oogenesis
D. XXY; spermatogenesis
E. XO; oogenesis


Answer: B. XYY; spermatogenesis

Biology & Microbiology

You might also like to view...

Witch hunts may have been set off by exposure to alkaloids produced by _____, which caused tremors, hallucinations, and illness

a. Candida albicans b. Epidermophyton floccosum c. Claviceps purpurea d. Histoplasma capsulatum

Biology & Microbiology

The Old Order Amish in Lancaster County is descended from one man and woman and has an unusually high

frequency of a recessive allele that causes Ellis-van Creveld syndrome. This is an example of ____.

a. a bottleneck b. mutation c. a founder effect d. gene flow e. genetic drift

Biology & Microbiology

Which of the following statements regarding cells is false?

A) All cells are enclosed in a membrane that maintains internal conditions different from the surroundings. B) All cells have a cell wall. C) All cells can interconvert forms of energy. D) All cells have DNA as their genetic material.

Biology & Microbiology

Which of the following globular proteins is used to form filaments as an intermediate step to assembly into hollow tubes?

(a) tubulin (b) actin (c) keratin (d) collagen

Biology & Microbiology