All of the following are second messengers, except
A) cyclic adenosine monophosphate.
B) inositol trisphosphate.
C) diacylglycerol.
D) epinephrine.
E) calcium ions.
D) epinephrine.
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Lignin is a complex polymer of methoxylated ________ compounds and is present in ________
A) silica / aquatic environments B) mineral / rocks C) oil / fossil fuels D) aromatic / vascular plant material
Meiosis produces
a. sperm cells. b. egg cells. c. body cells. d. sperm and egg cells. e. sperm, egg, and body cells.
The figure shown here is from a "meta study" of all the published findings on the relationship between the CC genotype (linked to increased novelty-seeking behavior) and scores on novelty-seeking measures. What do the light blue bars in the graph represent?
a) the average difference in novelty-seeking between CC individuals and CT individuals b) the level of dopamine-receptors found for each study c) the average number of questionnaires responded to in each study d) the number of CC individuals in each study e) the number of studies and relative CC-individual novelty-seeking scores for each one
Cell division in unicellular organisms results in ____ individuals.
a. 4 b. 1 c. 8 d. 2