A blue-eyed, left-handed woman marries a brown-eyed, right-handed man who is heterozygous for both of his traits. If blue eyes and left-handedness are recessive, how many different phenotypes are possible in their children?

a. four
b. one
c. three
d. five
e. two


Ans: a. four

Biology & Microbiology

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This group is one of the two main angiosperm clades. This plant group has about 60 000 species that are characterized by having a single cotyledon. What is the name of this plant group?

a. eudicots b. orchids c. monocots d. water lilies

Biology & Microbiology

The most accurate DEFINITION of microevolution is

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Biology & Microbiology

Sebum contains ________ which contributes to creating an inhospitable environment on the surface of the body.

A. lysozyme B. collagens C. acids D. salts E. bile

Biology & Microbiology