The first step in the initiation of protein synthesis is the binding of _______ to the _______.
a. initiation factors; initiation codon
b. initiation factors; small ribosomal subunit
c. the small ribosomal subunit; initiation codon
d. the initiator tRNA; initiation codon
Ans: b. initiation factors; small ribosomal subunit
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The limbs of animals such as whales, cats, bats, and humans contain the same set of bones organized in similar ways yet have dissimilar functions. These structures are said to be:
A) vestigial. B) morphological. C) polygenic. D) homologous.
Organisms that grow very slowly, are non-curable, are present in very small numbers, or are mixed with a number of other bacteria may still be identified using
A. Southern blotting. B. replica plating. C. PCR. D. gas chromatography of fatty acids.
Which type of rRNA can be found in both prokaryotes and eukaryotes?
A) 18S B) 5S C) 23S D) 5.8S E) 16S
Which of the following contains closely packed cells, forms a protective cushion around organs, insulates the body, and stores energy?