Which graph shows that species diversity is
much less at the equator than at 60 degrees
north latitude?
a. A
b. B
c. both
d. neither
e. not enough data is provided to answer the
question
D
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In a four-chambered heart, which of the
following would have the thickest muscle?
a. right atrium b. left atrium c. right ventricle d. left ventricle e. both ventricles would have equally thicker muscle than the atria
For which of the following diseases would animal models likely yield the most information?
a. alcoholism b. schizophrenia c. bipolar disorder d. Huntington disease e. nicotine addition
Alternation of generations in plants refers to the alternation of:
a. meiotic and mitotic stages. b. diploid and haploid stages. c. male and female stages. d. spore and seed stages. e. thallus and leaf stages
Arthritis is a common result of aging, affecting persons' ability to ________
A) catch their breath after exercise B) move their joints C) heal broken bones D) produce red blood cells