Osteoporosis is a condition of excessive bone loss caused by an imbalance between osteoblast and osteoclast activity, and occurs primarily in women.
a. true
b. false
Answer: a. true
Biology & Microbiology
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A layer of membrane attached to a virus is called
a. an envelope. b. a protein coat. c. a chromosome. d. a plasmid. e. a nucleus
Biology & Microbiology
Glycolysis and the TCA cycle are two of the most important catabolic pathways in chemoorganotrophs.
Answer the following statement true (T) or false (F)
Biology & Microbiology
The earliest stromatolites were probably formed by
A) anoxygenic phototrophs. B) anoxygenic lithotrophs. C) oxygenic phototrophs. D) oxygenic lithotrophs.
Biology & Microbiology
Explain the unique purpose of baleen plates. What trophic position do baleen whales occupy, and what advantage is it to the baleen whales to consume the diet they do?
What will be an ideal response?
Biology & Microbiology