Polar bears are top predators, and tests on their tissues have shown a surprising ____.
A. resistance to warming
B. amount of protein
C. resistance to disease
D. amount of mercury and organic pesticides
E. amount of nutrients
Answer: D
Biology & Microbiology
You might also like to view...
Describe the mechanisms by which certain prokaryotes glide. What are the ecological advantages of gliding motility?
What will be an ideal response?
Biology & Microbiology
Typically, ____ does not promote dormancy in perennial plants
a. dry soil b. nitrogen deficiency c. long nights d. cold nights e. warm nights
Biology & Microbiology
Each monomer of actin binds one molecule of the nucleotide triphosphate
a. ATP. b. GTP. c. CTP. d. UTP. e. TTP.
Biology & Microbiology
The null model for population genetics is:
a. Newton's first law. b. competitive exclusion model. c. cell theory. d. endosymbiosis theory. e. Hardy–Weinberg model.
Biology & Microbiology