Dolly, the cloned sheep, had telomeres that:a
were unusually short.
b. were unusually long.
c. became longer with each cell division
d. did not change in length
e. were perfectly normal
ANSWER: a
You might also like to view...
Negatively charged subatomic particles that have almost no mass are called:
A. electrons. B. protons. C. neutrons. D. ions. E. polymers.
When the heart’s pacemaker malfunctions, ___ can result
a. atherosclerosis b. sudden cardiac arrest c. congenital heart defects d. coronary heart diseases e. hypertrophic cardiac defects
Which of the following is a true statement about experimentation?
A) Variables in an experiment cannot be manipulated by the researcher. B) Some hypotheses cannot be tested by experimentation. C) Experimentation should test at least two or more hypotheses at the same time. D) True randomization of subjects is impossible during experimentation.
Which of the following types of radiation is nonionizing and has the shortest wavelength?
A) ultraviolet light B) infrared radiation C) microwaves D) X rays E) gamma rays