What do the bands on a restriction map show?

A.) the genes being expressed
B.) DNA sequences
C.) locations of damaged genes
D.) sizes of DNA fragments


Ans: D.) sizes of DNA fragments

Biology & Microbiology

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Based on the information provided, lactose is likely a(n) __________

a. complex carbohydrate b. protein c. amino acid d. triglyceride

Biology & Microbiology

Which of the following is not a recessive trait in humans?

A. common baldness. B. red-green color blindness. C. mid-digital hair. D. albinism. E. sickle-cell disease.

Biology & Microbiology

Enzymes (such as polymerases or nucleases) that stay engaged with their substrates for repeated catalysis are said to be

a. committed. b. elongating. c. stable. d. distributive. e. processive.

Biology & Microbiology

Antitoxins

A. include capsule material against the pneumococcus and meningococcus. B. contain purified, chemically denatured bacterial exotoxin. C. contain antibodies to neutralize specific toxin. D. use vaccinia virus with genetic material of bacterial toxins. E. contain attenuated organisms.

Biology & Microbiology