________ bonds hold together the polypeptide chains that form an antibody.

A) Disulfide

B) Peptide

C) Hydrogen

D) Phosphodiester


A) Disulfide

Biology & Microbiology

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Somatic hypermutation occurs only in the ________ regions of rearranged heavy and light chains

A) D B) HV C) J D) V

Biology & Microbiology

Torque is best defined as:

A. the strength of rotational movement. B. the strength of a muscle contraction. C. the distance between the joint and the load. D. the distance between the joint and the site of muscle attachment. E. the velocity of muscle contraction.

Biology & Microbiology

Osteoarthritis is more common in older adults due to ____

a. a long-term nutritional deficiency b. a lifetime of jarring joints c. repeatedly breaking tendons d. gradual loss of bone mass e. an autoimmune disorder

Biology & Microbiology

Oils are

a. liquid at room temperatures. b. unsaturated fats. c. found only in animals. d. complex carbohydrates. e. both liquid at room temperature and unsaturated fats.

Biology & Microbiology