What is a RefSeq?
A) A RefSeq is a single, complete, annotated version of a species' genomic DNA sequence that can be accessed for bioinformatic studies.
B) A RefSeq is a constantly updated collection of DNA sequences from all species that give the latest information for bioinformatic studies.
C) A RefSeq is a program to compare genome sequences.
D) A RefSeq is a program that identifies open reading frames.
A) A RefSeq is a single, complete, annotated version of a species' genomic DNA sequence that can be accessed for bioinformatic studies.
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Is photosynthesis O2 production light dependent?
a. No b. Yes
Mendel's experiments with garden peas differed from those of other plant hybridizers of the time in that:
A. Mendel studied true-breeding strains, rather than poorly defined material. B. Mendel focused on a small number of easily contrasted traits, rather than a large number of more complex traits. C. Mendel quantified his results and looked for statistical patterns, rather than simply noting the presence or absence of a trait among a group of offspring. D. Mendel performed no crosses between strains, whereas other hybridizers did. E. Mendel studied true-breeding strains, focused on a small number of easily contrasted traits, and quantified results.
Which of the following is always a part of
speciation?
a. behavioral isolation b. temporal isolation c. reproductive isolation d. ecological isolation e. mechanical isolation
Which of the following act as the brakes of the cell cycle and prevent cells from dividing too quickly?
a. oncogenes b. proto-oncogenes c. cyclins d. tumor suppressor genes