The skin of the subclass Chondrosti is covered with scales called:
a. placoid.
b. cycloid.
c. stenoid.
d. ganoid.
e. rhomboid.
D
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In areas of the continental shelf where bottom currents are weak, the environment is considered to be
a. harsh. b. always changing. c. generally stable. d. cyclically fluctuating. e. low in species diversity.
The human temperature set point typically
a. ranges from about 96.0?F to about 99.5?F. b. stays right at about 98.6?F. c. stays right at about 96.8?F. d. ranges from about 98.0?F to about 99.5?F. e. ranges from about 94.0?F to about 99.0?F.
In which part of the brain contains the body’s
“thermostat”?
a. hypothalamus b. amygdala c. thalamus d. anterior pituitary gland e. medulla
What is the term for organisms in which internally-fertilized eggs are laid to develop and hatch outside the mother's body?
A. placental B. ovoviviparous C. oviparous D. viviparous E. marsupial