Rosalind Franklin's research contribution was essential in _____

a. establishing the single-stranded nature of DNA
b. establishing the principle of base pairing
c. establishing most of the principal structural features of DNA
d. sequencing DNA molecules
e. determining the bonding energy of DNA molecules


ANSWER: c

Biology & Microbiology

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Aerobic respiration takes place in

a. chloroplasts only. b. mitochondria only. c. chloroplasts first, then mitochondria. d. mitochondria first, then chloroplasts

Biology & Microbiology

Antibodies are classified as____

a. nucleoproteins b. immunoglobulins c. steroids d. carbohydrates e. lipids

Biology & Microbiology

Which of the following statements is true of aerobic respiration?

A) Glucose will be completely broken down even if oxygen is not present. B) Glucose, fats, and proteins can be oxidized by aerobic respiration C) Proteins proceed through aerobic respiration in exactly the same manner as glucose. D) Fats proceed through aerobic respiration in exactly the same manner as glucose.

Biology & Microbiology

Transgenic salmon:

A) carry a version of the growth hormone gene that functions year-round, instead of primarily in the summer. B) have a greater resistance to viruses than wild salmon. C) are able to eat a wider variety of foods than wild salmon. D) show an increase in growth rate relative to wild salmon, but the increase was less than scientists expected. E) represent an experiment in genetic engineering that failed.

Biology & Microbiology