Which description illustrates the tertiary structure of a protein molecule?

a. bonding of two amino acids to form a dipeptide
b. folding of a peptide chain to form an alpha helix
c. association of several polypeptide chains by weak bonds
d. order in which amino acids are joined in a peptide chain
e. three-dimensional shape of an individual polypeptide chain


e

Biology & Microbiology

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In chain termination sequencing, DNA replication halts in a polymerase chain reaction, owing to the incorporation of a chemically altered base into a growing DNA chain. When this occurs, a ________ results.

A) partial DNA molecule B) template strand C) complementary sequence D) first-generation DNA molecule

Biology & Microbiology

The environment can impact the phenotype controlled by polygenic inheritance

Indicate whether the statement is true or false.

Biology & Microbiology

What process in the kidney makes drug testing of urine possible?

What will be an ideal response?

Biology & Microbiology

The TCA cycle is known as the ____ cycle

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

Biology & Microbiology