Which of the following phrases would most
likely be used in a discussion of homeostasis?
a. respond to environmental stimuli
b. limited range of variation
c. rapid energy turnover
d. cycle of elements
e. structural and functional units of life
: B
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Their next two steps, in order, should be _____
A) use of a fluorescent probe for the gene sequence, then electrophoresis B) electrophoresis of the fragments followed by autoradiography C) electrophoresis of the fragments, followed by the use of a probe D) use of a ligase that will anneal the pieces, followed by Southern blotting E) use of reverse transcriptase to make cDNA, followed by electrophoresis
Organisms that demonstrate type I
survivorship are characterized by a. high r, small offspring. b. low r, small offspring. c. low r, large offspring. d. high r, large offspring. e. low r, large population size
The myofibrils contain two protein filaments that contract the muscle. Of these, the ________ are the thinner filaments
Fill in the blank(s) with correct word
Chromsomes HAVE to carry exactly the same alleles as their homologue.
a. true b. false