Microfilaments such as actin, microtubules, and the intermediate filaments form the cell-supporting structure called the:
A. cytoplasm.
B. nucleus.
C. plasma membrane.
D. cytoskeleton.
D
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An allosteric inhibitor
A) increases the rate of substrate binding. B) binds and activates the high-affinity state of the enzymes. C) is identical to the active site. D) binds at the regulatory site. E) is converted to an activator by the enzyme.
Suppose an Rh- mother gives birth to an Rh- baby. Is there a danger of hemolytic disease of the newborn developing during a subsequent pregnancy? Why or why not?
What will be an ideal response?
I need to determine if the gene for a particular protein is the same length in frogs, humans, and trees
Which method or methods will be most helpful to me?
a. PCR and agarose gel electrophoresis b. DNA cloning and DNA hybridization c. cDNA library construction and agarose gel electrophoresis d. genomic library construction e. agarose gel electrophoresis alone
By definition, substances that absorb visible light are called:a
photons. b. pigments
c. porphyrins. d. nucleotides. e. hydrocarbons