Which subatomic particles of a pigment absorb light?

a. electrons only
b. protons only
c. neutrons only
d. electrons and protons
e. protons and neutrons


a

Biology & Microbiology

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After leaving our left ventricle, blood next passes through the

A. vena cava. B. aorta. C. semilunar valve. D. atrioventricular valve. E. left atrium.

Biology & Microbiology

________ reproduction, in contrast, generates genetically unique offspring. To accomplish this, an organism must produce _____, sperm and egg, through the process of _______. The cells produced this way will be _______, meaning that they contain a single set of chromosomes. Such cells are produced only in the ______.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Olfactory centers are responsive to

a. touch. b. smell. c. taste. d. sound. e. sight.

Biology & Microbiology

Which of the following is used to define a phenotypic characteristic resulting from the expression of two or more genes?

A. linked genes B. incomplete dominance C. pleiotropy D. polygenic inheritance

Biology & Microbiology