A mutant plant that does not exhibit phototropism is found. This plant has a mutation involving what
hormone? What will be an ideal response?
The plant has a mutation involving auxin. However, further study would be necessary to discern if the
mutation involved auxin synthesis or transport as both are necessary for phototropism to be observed.
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How has the grasshopper mouse coevolved to consume the Eleodes longicollis beetle?
a. The grasshopper mouse avoids the undesirable secretions by burying the beetle's abdomen. b. The grasshopper mouse uses cryptic coloration to sneak up on the beetle. c. The grasshopper mouse is immune to the beetle's toxins. d. The grasshopper mouse poisons the beetle first. e. The grasshopper mouse uses heat detectors to easily locate the beetle.
Miller was the first to show that
A) amino acids and other organic molecules could have formed under conditions thought to resemble those of early Earth. B) the earliest forms of life were photosynthetic rather than heterotrophic (obtaining energy from organic sources). C) RNA spontaneously assembles from inorganic precursor; thus the earliest forms of life had an RNA genome.
The transmission of DNA to offspring is referred to as ____
a. homeostasis b. development c. growth d. reproduction e. inheritance
Organogenesis
A. Arises from germ layer cells. B. involves failure of the organs to form. C. is when tadpoles become frogs. D. is the formation of the three germ layers. E. involves acrosomal reaction.