The typical waking and sleeping cycles of most people can be described as:

a. crepuscular.
b. nocturnal.
c. diurnal.
d. lunar.
e. annual


C

Biology & Microbiology

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In reptiles, the circulatory system of the lungs is nearly completely separate from the circulatory system of the rest of the body

Indicate whether the statement is true or false

Biology & Microbiology

Which of the above would provide a stretchable

attachment between body parts? a. A b. B c. C d. D e. none of the above

Biology & Microbiology

According to the classification given by the authors, somatic senses

a. are distributed in several locations over the body. b. reside in certain receptor organs located at a few specific locations. c. are exemplified by ears and eyes. d. include sight and sound. e. are perceived by photoreceptors.

Biology & Microbiology

Which of the following represents a similarity between the evolution of tumors and the vertebrate immune response?

a. Both involve somatic mutations. b. Both involve sexual reproduction. c. Both can be examined using the Hardy–Weinberg principle. d. Genetic drift is negligible in both systems.

Biology & Microbiology