Explain why the liver has a major role in protein metabolism. What will be an ideal response?
ANS:The
liver helps maintain homeostasis by adding amino acids to the blood and converting excess amino
acid acids to fatty acids and urea.
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For the bay checkerspot butterfly, a poor flyer, to recolonize small patch habitats, the new habitats must be ____
a. high quality b. low quality c. close to a source population d. far from a source population e. above a certain number of individuals
A “high-energy bond” in ATP
a. absorbs a large amount of free energy when the phosphate group is attached during hydrolysis. b. is formed when ATP is hydrolyzed to ADP and one phosphate group. c. is similar to the bonds in glucose molecules; that is why glucose can be used as a source of metabolic energy. d. contributes to the “energy in” part of an endergonic reaction. e. is/does all of these.
When oxytocin is released during childbirth, the hormone targets cells in the
A) kidneys. B) breasts. C) hypothalamus. D) uterus. E) breasts and uterus.
ALL of the following organisms have been responsible for acid mine drainage EXCEPT
a. Acidithiobacillus ferrooxidans. b. Ferroplasma. c. Leptospirillum ferrooxidans. d. Thermoplasma.