Which is a structural feature shared by DNA, RNA, and proteins?
A) The order of monomers is important for function.
B) Each sequence of monomers folds into a different three-dimensional shape.
C) Each molecule is a polymer of four different nucleotides.
D) Two strands of monomers are connected by hydrogen bonding.
A) The order of monomers is important for function.
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What would be the hypothetical outcome if the action of RecA were inhibited during the SOS response?
A. LexA would autolyse, and therefore the transcription of DNA repair genes would occur. B. LexA would not autolyse, and therefore the transcription of repair genes would occur. C. LexA would not autolyse, and therefore the transcription of DNA repair genes would not occur. D. LexA would autolyse, and therefore the transcription of repair genes would not occur.
A flower displaying which characteristic is unlikely to encourage pollination by bees?
a. open during daylight b. tubular shape c. bright red petals d. strong aroma
At what stage of mitosis do sister chromatids become full-fledged chromosomes?
A. cytokinesis B. telophase C. anaphase D. metaphase E. prophase
When the population size of a prey species increases, the birthrate of a predator species should also increase
Indicate whether the statement is true or false