Which statement correctly describes the X and/or Y chromosomes?

a. The X and Y chromosomes are completely homologous.
b. The Y chromosome determines the sex of the individual.
c. The Y chromosome is larger than the X chromosome.
d. The Y chromosome is found in both males and females.
e. The X chromosome only comes from the father.


ANSWER: b

Biology & Microbiology

You might also like to view...

Viral nucleic acid types include which of the following?

A. Double-stranded DNA B. Single-stranded RNA C. Double-stranded RNA D. Single-stranded DNA E. All of the choices are correct.

Biology & Microbiology

Microbial death occurs when there is

A. no reproduction. B. no movement. C. a decrease in size. D. a change in appearance. E. All of the choices occur.

Biology & Microbiology

In prophase I of spermatogenesis, there are ____ chromatids

a. 23 b. 46 c. 69 d. 92 e. 115

Biology & Microbiology

Give examples of at least two species that are either extinct or facing extinction due to each of the following: 1)

destruction of habitat, 2) biotic pollution, 3) unregulated hunting and poaching, 4) deliberate pest or predator control, and 5) commercial harvesting. What will be an ideal response?

Biology & Microbiology