Chlorophyll b absorbs green wavelengths of light that chlorophyll a cannot absorb. In this respect, chlorophyll b acts as
A. an accessory pigment.
B. an energizer for photosynthetic bacteria.
C. a light absorber in the green light.
D. a more efficient pigment.
A. an accessory pigment.
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Cells that die of injury usually swell and then burst. Their contents are released into the extracellular fluid. This form of cell death is referred to as
A. apoptosis. B. necrosis. C. toti-latency. D. induction. E. encoded death.
What are induced pluripotent stem cells?
A. adult stem cells that have been made in the laboratory B. adult stem cells that are reprogrammed to become embryonic stem cells to produce new embryos C. totipotent stems cells from a zygote that have been induced to become pluripotent D. inner mass cells that have been removed without killing the embryo
The maximum volume of air that moves in and out of the lungs with forced inhalation and exhalation is the ____
a. vital capacity b. tidal volume c. forced inhalation volume d. forced exhalation volume e. residual volume
At steady state equilibrium, microtubules in a test tube have a________ and_______ end
Fill in the blank(s) with the appropriate word(s).