Mammals living in cold environments tend to have ____ bodies and ____ appendages than species living in warm
environments.
a. larger; fewer
b. larger; longer
c. larger; shorter
d. smaller; shorter
e. smaller; longer
ANSWER: c
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The limitation on microbial growth rate at high nutrient levels is/are
A. the saturation of the transport proteins for nutrient uptake. B. the rate of protein synthesis. C. the rate of DNA replication. D. All of the choices are correct.
The sterile portions of a flower are the
a. petals and pistils. b. petals and sepals. c. petals and carpels. d. sepals and carpels
Which one of the following steps does NOT occur during multiplication of a picornavirus?
A) synthesis of + strands of RNA B) synthesis of - strands of RNA C) synthesis of viral proteins D) synthesis of DNA E) None of the answers is correct.
True or False: If a person consumes food containing pathogens that have NOT yet produced toxins, the person is considered to have a food infection but NOT food poisoning
a. TRUE b. FALSE