Driver mutations provide a growth advantage to a tumor cell. Which type of mutation is known to accumulate in cancer cells but has no direct contribution to the cancer phenotype?
A) insignificant mutations
B) carrier mutations
C) indirect mutations
D) alteration mutations
E) passenger mutations
Answer: E
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A transactivation domain is an example of a motif found in transcription factors
Indicate whether the statement is true or false
In transduction, the viral genome
A. is replicated in the nucleus. B. includes DNA from the previous host. C. initiates lysis of the host. D. is replicated in the cytoplasm.
What type of chemical bond connects the complementary strands of a DNA molecule to each other?
A) hydrogen bonds B) ionic bonds C) nonpolar covalent bonds D) polar covalent bonds
When we say that an individual organism has a greater fitness than another individual, we specifically mean that the organism
A) lives longer than others of its species. B) competes for resources more successfully than others of its species. C) mates more frequently than others of its species. D) utilizes resources more efficiently than other species occupying similar niches. E) leaves more viable offspring than others of its species.