Which is an evolutionary trend in the development of nervous systems for bilaterally symmetrical animals?
a. Loss of cephalization
b. Decreased number of interneurons
c. Greater resting membrane potential
d. Increased presence of ganglia
e. Increased size of neuronal cell bodies
d
Biology & Microbiology
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Patterns of species change and succession are one focus of
A. behavioral ecology. B. environmental science. C. biological control. D. community ecology. E. physiological ecology.
Biology & Microbiology
The primary germ layers develop from the
A) placenta. B) embryonic disc. C) uterus. D) morula.
Biology & Microbiology
If a pigment absorbed violet, yellow, orange,
red, and green light, what color would it appear to be?
a. white b. brown c. black d. blue e. none of these
Biology & Microbiology
Growth in width of bones
What will be an ideal response?
Biology & Microbiology