In photosynthesis, an H+ ion gradient forms across the ________
A) thylakoid membrane
B) outer chloroplast membrane
C) endomembrane
D) inner chloroplast membrane
A
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Suppose Stephen Mobley, who was convicted and executed for the murder of John Collins, carried the variant of the MAOA gene that has been associated with violent behavior. If you were on the jury that convicted and sentenced Mobley, would this information have influenced your view of his guilt or innocence? Would it have changed your opinion of his sentence? Why or why not?
What will be an ideal response?
Distribution patterns of biomes can be determined based almost entirely on
A) only mean annual temperature. B) both mean annual temperature and precipitation. C) the distribution of soils. D) global weather patterns.
A scientist wants to study histones. Histones are
A. proteins that serve as the spindle fiber to pull sister chromatids apart during anaphase. B. proteins that double-stranded DNA molecules wrap around in prokaryotes and eukaryotes. C. proteins that required for the activity of Cdk enzymes. D. proteins that regulate checkpoints in the mitotic cell cycle. E. proteins that double-stranded DNA molecules wrap around in eukaryotes.
The light that passes through the pupil is focused by the lens on the
A. iris. B. sclera. C. choroids. D. retina. E. lens.