Initiation of translation occurs when a/an _____ binds to a _____.

A) start codon, ribosome
B) small ribosomal subunit, large ribosomal subuni
C) initiator tRNA, small ribosomal subunit
D) initiator RNA, mRNA


Answer: C) initiator tRNA, small ribosomal subunit

Biology & Microbiology

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Flowers consist of modified leaves (sepals, petals, __________, and __________ ) at the ends of

specialized branches. Fill in the blank(s) with the appropriate word(s).

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Which phrase best defines what is meant by gene linkage?

a. genes that affect two different traits and that lead to a 9:3:3:1 phenotype ratio in a dihybrid cross b. genes that do not sort independently due to their being physically near each other on the same chromosome c. different alleles of the same gene d. genes whose effects combine to affect a single characteristic

Biology & Microbiology

What is the main digestive function of the pancreas?

A) to produce digestive enzymes and bile salts B) to produce digestive enzymes and an alkaline solution C) to produce bicarbonate-containing mucus D) to aid in the control of cholesterol

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Insulin-like growth factor I is produced in response to

A. thyroid hormone. B. adrenocorticotropic-releasing hormone. C. prolactin. D. growth hormone. E. cortisol.

Biology & Microbiology