In transcription,
a. several amino acids are assembled by the
messenger RNA molecules at one time.
b. a special sequence called a promoter is
necessary for transcription to begin.
c. certain polypeptide sequences are governed by
one ribosome, whereas other sequences are
produced by multiple ribosomes.
d. the transfer RNA molecules arrange the
messenger RNA codons into the appropriate
sequence.
e. all of these occur.
Answer: b
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Without the higher rates of transpiration exhibited by angiosperms:
A. many tropical regions would have higher temperatures and lower rainfall. B. many tropical regions would have lower temperatures and lower rainfall. C. many tropical regions would have lower temperatures and lower rainfall. D. many tropical regions would be deserts.
Chromosomes and genes are replicated during
a. anaphase. b. metaphase. c. interphase. d. prophase. e. telophase.
All the nucleotide sequences in a transcribed mRNA are used in translation. Indicate whether the statement is true or false
What is behind the lens and has a thick jelly like moss?
What will be an ideal response?