The plant hormone that prevents seed germination even if conditions of temperature and moisture conditions are appropriate would be:
A. auxins
B. gibberellins
C. ethylene
D. abscisic acid
E. brassinosteroids
D. abscisic acid
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Choose the letter that best describes the function of this receptor type: Merkle cell
A. tonic receptors located near the surface of the skin B. pressure sensitive receptors deep in the subcutaneous layer C. receptors on the face and fingertips sensitive to light touch
Which of the following is not involved in seed
germination? a. Cold. b. Light. c. Water. d. Abrasion. e. All of these are involved.
At present, Earth's human population is
A) declining. B) stable. C) increasing exponentially. D) increasing by about 10% per year. E) increasing at a constant rate.
True/False: There are no antigens that can stimulate B-cells directly.
What will be an ideal response?