The first amino acid in every polypeptide chain is _____.
A) methionine
B) glucose
C) ribose
D) transcriptase
Answer: A) methionine
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The transformation step in creating bacteria genetically engineered to produce human proteins involves:
A. binding of the donor DNA to the vector DNA and renaturing. B. cleaving the donor and vector DNA so they can be bound into a single molecule. C. bacteria taking up the recombinant DNA in the form of the vectors. D. bacteria expressing the novel proteins encoded by the donor DNA. E. None of the answer options are correct.
Trochophores, the free-swimming larvae of many mollusks, are propelled through the water by
A. flame cells. B. nephridia. C. cilia. D. flagella. E. the radula.
A(n) ________ is a type of polymer that helps in support, transport, and movement in the body
Fill in the blank(s) with correct word
The nitrogenous base found in RNA but not DNA is ________
Fill in the blank(s) with correct word