Is the accompanying figure DNA or RNA? Is the circle closer to the 5' or 3' end?
What will be an ideal response?
RNA; 3'
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____________________, such as ulcerative colitis and Crohn disease, develop when bacteria are able to breach the barrier between the digestive system and the body
Fill in the blank(s) with correct word
A control group
a. receives the same treatment as the experimental group. b. is an untreated group of individuals or subjects. c. is sometimes exposed to harsh conditions. d. is often an unnecessary waste of material. e. is not subjected to experimental error
Atoms in which the number of electrons does not equal the number of protons are known as
A. valences. B. isotopes. C. ions. D. isomers.
Which of the following would you expect to be happening if a plant is showing water stress?
A. Abscisic acid is being transported to the guard cells. B. The phloem is transporting abscisic acid upward. C. Xylem is no longer functioning to carry water up the plant. D. Blue light is influencing the guard cells. E. All of the answers are correct.