The most advanced stone tools were made by:
a. Homo habilis.
b. Homo erectus.
c. Neandertals.
d. Cro-Magnons.
e. Homo africanus.
E
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List in order each compartment's secreted protein that pass through from the beginning of its synthesis until it is released to the outside of the cell
What will be an ideal response?
Superantigens cause
A. stimulation of T cells to overproduce cytokines. B. specific activation of phagocytic cells and stimulation of T cells to overproduce cytokines. C. specific activation of phagocytic cells. D. None of the choices are correct.
Giardia lambia is a prokaryotic organism.
a. true b. false
__________ is the process by which a single-stranded DNA is synthesized using RNA as the template
a. transcription b. reverse transcription c. replication d. transformation e. None of the above