Which of the following ecosystems would NOT be affected by a decrease in bee populations?

a. deer
b. mice
c. birds
d. humans
e. all of the above would be affected by a decrease in bee populations


Answer: e. all of the above would be affected by a decrease in bee populations

Biology & Microbiology

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The protein that helps make vertebrate skin tougher and more waterproof is:

a. collagen b. elastin c. hemoglobin d. keratin e. melanin

Biology & Microbiology

Biologists in which of the following applied disciplines must understand population ecology?

a. forestry b. agronomy c. wildlife management d. forestry and agronomy e. forestry, agronomy, and wildlife management

Biology & Microbiology

A method of asexual plant propagation often used in fruit agriculture is called ____.

A. grafting B. pericycle extensions C. vegetative reproduction D. cutting extension E. sucker propagation

Biology & Microbiology

A comparison of mitochondria and chloroplasts shows that

A. both use an increase in pH in their inner-membrane space to produce ATP. B. they have very different electron transport protein complexes. C. both generate ATP via an H+ electrochemical gradient. D. only mitochondria contain ATP synthase. E. both use oxygen as a final electron acceptor.

Biology & Microbiology