A special sequence of nucleotides in DNA that marks the end of a gene; It signals RNA polymerase to release the newly made RNA molecule and then to depart from the gene
What will be an ideal response?
Terminator
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Which of the following is required for a behavioral trait to evolve by natural selection?
A) The behavior is determined entirely by genes. B) The behavior is the same in all individuals in the population. C) An individual's reproductive success depends in part on how the behavior is performed. D) The behavior is not genetically inherited. E) An individual's phenotype is not influenced by its genotype.
A single carbon atom can form a maximum of ________ covalent bond(s)
A) 0 B) 1 C) 2 D) 4
When more than two members of the same species live in the same place at the same time, they constitute:
a. a biosphere. b. a niche. c. a population.
DNA is tightly wound in a double helix for much of the time. What enzyme unwinds the double helix and be-gins transcription of RNA?
a. RNA polymerase b. DNA polymerase c. Transcriptase d. RNA isomerase e. Complementary isomerase