We refer to the DNA code as being redundant or repetitive. This means that
a. each triplet codes for one amino acid.
b. some codons code for the same amino acid.
c. one codon codes for one amino acid.
d. each triplet codes for a different amino acid.
e. a single triplet may code for more than one amino acid.
B
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A driver gene ____
a. contains a driver mutation that does not affect gene expression b. does not have any effect on cancer progression c. contains a driver mutation that causes apoptosis in normal cells d. contains a driver mutation or is expressed abnormally, conferring a growth advantage to the cell e. is the unmutated form of a proto-oncogene
An ecologist who studies groups of populations that occur together in one area is a(n) ____ ecologist
a. behavioral b. population c. community d. ecosystem e. organismal
Which of the following structures in a
flowering plant life cycle is directly formed by meiosis
a. microspores and megaspores b. sperm and eggs c. male and female gametophytes d. male and female sporophytes e. all of these structures are formed directly by meiosis
Conditional alleles result in phenotypic differences in permissive as opposed to restrictive conditions. What do these conditions have in common?
What will be an ideal response?