The first, inner-most energy shell of an atom
A. can have a maximum of 8 electrons.
B. can have a maximum of 2 electrons.
C. is called the 2p orbital.
D. is called the 1s orbital and can have a maximum of 8 electrons.
E. is called the 2p orbital and can have a maximum of 2 electrons.
B. can have a maximum of 2 electrons.
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Chlorosis is a condition that results yellowed plant tissues
a. True b. False
What is the correct sequence of wavelengths (beginning with the shortest)?
a. gamma rays, UV, x-rays, infrared, visible light, TV and radio waves, and microwaves b. TV and radio waves, microwaves, visible light, UV, infrared, x-rays, and gamma rays c. microwaves, gamma rays, UV, visible light, infrared, TV, radio waves, and x-rays d. gamma rays, x-rays, UV, visible light, infrared, microwaves, TV and radio waves e. gamma rays, x-rays, UV, infrared, visible light, microwaves, and TV and radio waves
What evidence suggests that a cell spends the majority of its time in interphase?
a) a large percentage of cells in a tissue or cell culture are seen to be in mitosis at any given time b) a moderate percentage of cells in a tissue of cell culture are seen to be in mitosis at any given time c) only a small percentage of cells in a tissue or cell culture are seen to be in mitosis at any given time d) interphase is more useful
The part labeled "C" in the accompanying figure is ____.
A. a nucleus B. chromatin C. the nuclear membrane D. a vacuole E. a mitochondrion