Pigments in the photosystem absorb how many photons at a time?
a. One
b. Two
c. Four
d. Six
a. One
Pigments in the photosystem absorb one photon at a time.
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Mitochondrial Eve was
A) fossil evidence of the Biblical Eve. B) a figurative first woman who had a mtDNA sequence that could have given rise, by mutation, to all modern human mtDNA. C) a hominid who had features of both australopithecines and Homo. D) a famous female paleontologist who has studied several fossil hominids in Ethiopia.
When starting with a single molecule of glucose, how many times does oxidation occur during the
conversion of pyruvate to acetyl CoA in the process of cellular respiration?
a. 1 b. 2 c. 3 d. 4 e. 5
A cohort is a group of individuals of the same sex
Indicate whether the statement is true or false.
All of the following participate in apoptosis except
A) caspases. B) death signals. C) mitochondria. D) Bcl-2. E) APC ubiquitin ligase activity.