The function of scaffolding proteins is to:
a. phosphorylate proteins in a cascade.
b. dephosphorylate proteins in a cascade.
c. convert ATP and GTP to cAMP and cGMP, respectively.
d. regulate the MAP kinase pathway.
e. stimulate the release of calcium ions from the ER.
D
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Likely representative of some of the earliest bacteria, what do we call prokaryotes that are capable of harnessing the energy from sunlight to drive the synthesis of organic compounds from CO2?
a. phototrophs b. anaerobes c. extremophiles d. halophiles
Which hormone allows muscle cells to store glucose?
a. growth hormone b. estrogen c. insulin d. glucagon e. testosterone
Sequencing of DNA from a community of organisms rather than from a single individual is known as ________
Fill in the blank(s) with correct word
Which of the following statements about human evolution is correct?
A) Modern humans are the only human species to have evolved on Earth. B) Human ancestors were virtually identical to extant chimpanzees. C) Human evolution has occurred within an unbranched lineage. D) The upright posture and enlarged brain of humans evolved separately.