A 60-year-old having frequent constipation runs a greater risk of this condition
A) diarrhea B) peptic ulcer C) diverticulitis D) appendicitis
Answer: C
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Of the following choices, the best outgroup to use to resolve a phylogeny for great apes would be
a. lemurs. b. butterflies. c. angiosperms. d. slime molds. e. Archaea.
When mangroves and seagrasses are reduced or damaged all occur except:
a. coastal erosion. b. reduction of productivity. c. reduced nursery grounds. d. increased primary production. e. increased sedimentation from land sources transported onto offshore coral reefs.
Describe the three types of tetrads that can be formed when a diploid yeast sporulates to form haploid gametes
What will be an ideal response?
Most phyla of aquatic invertebrates have improved the rate of gas exchange by creating a water current over their respiratory surfaces, thereby ________.
A. changing the diffusion constant B. increasing the concentration difference C. increasing the surface area for diffusion D. decreasing the distance for diffusion