When a chromosomal rearrangement, such as an inversion, places a known gene into or next to a heterochromatic region, the gene's transcription
A) will turn on.
B) may be amplified.
C) may cease.
D) may be inverted.
C) may cease.
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How could you tell the difference between a brachiopod and a clam?
a. brachiopod is sessile, clam is not b. brachiopod has two valves, clam does not c. brachiopod has a fleshy stalk (pedicel), clam does not d. brachiopod is a filter feeder, clam is not
Four of the five processes listed below are associated
with the light-independent reactions. Select the exception. a. use of ATP and NADPH b. carbon fixation c. production of PGA d. the Calvin-Benson cycle e. reduction of NADP+
Arthropods with mandibles, gills, excretory glands, and statocysts are the:A
insects. B. spiders. C. scorpions. D. crustaceans. E. mites.
Which best describes a population that forms a new species within the same geographical region as the original
species? a. allopatric speciation b. sympatric speciation c. parapatric speciation d. autologous speciation e. heterogeneous speciation