Of the following plastids, which is not paired with its proper function?
A) amyloplasts; sugar synthesis
B) chromoplasts; contain non-chlorophyll pigment that give flowers distinctive colors
C) chloroplasts; photosynthesis
D) proteinoplasts; protein storage
E) elaioplasts; lipid storage
Answer: A
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To which class of neurotransmitters does substance P belong?
a. acetylcholine b. monoamines c. amino acids d. neuropeptides e. gaseous neurotransmitters
Interrupting the night with a flash of light can trigger flowering in a long-day plant. Why doesn't introducing a short period of darkness during the day cause a short-day plant to flower?
A. The circadian clock is less responsive during the day than at night. B. A brief dark period is not sufficient to trigger flowering. C. Phytochrome is only active in the dark. D. The phytochrome response also requires cool nighttime temperatures. E. Sunlight contains enough far-red light to inhibit phytochrome induction of flowering.
What happens to the electrons and hydrogens at the end of the ETC?
What will be an ideal response?
Please match the statement to the term that it best describes.
Overreaction of the immune system to relatively harmless antigens that results in damage to the host A) Immunodeficiency B) Allergy C) Autoimmunity D) Grafts and transfusions