Joshua is colorblind, but neither of his parents are colorblind. Which of the following is the

most likely scenario?



a. He is adopted.
b. His mother is a carrier for the colorblind trait.
c. His father is heterozygous for the colorblind trait.
d. His father must be colorblind


B

Biology & Microbiology

You might also like to view...

In the collecting ducts of the kidney, antidiuretic hormone promotes water conservation by increasing the levels of

A. aquaporins. B. G-protein coupled receptors. C. vasopressin. D. Na+/K+ ATPase. E. Na+/glucose symporters.

Biology & Microbiology

Orchitis and epididymitis are seen in young, adult males as a complication of ________.

A. gingivitis B. mumps C. hepatitis D. tapeworm infestation

Biology & Microbiology

The process of gamete formation is accomplished by ____

a. oocytosis b. fertilization c. meiosis and mitosis d. mitosis only

e. meiosis only

Biology & Microbiology

The concept of homeostasis originated with:

A. James Watson. B. Charles Darwin. C. Gregor Mendel. D. Claude Bernard. E. Rosalind Franklin.

Biology & Microbiology