In all deuterostomes, the cells divide parallel to and at right angles to the polar axis. This pattern is called _______________.
Fill in the blank(s) with the appropriate word(s).
radial cleavage
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Allopatric populations that are morphologically ____ use ____ resources
a. similar; similar b. similar; different c. different; different d. different; similar e. unrelated; mimicry
Which is the best example of the results of a
neutral mutation?
a. A new wing color evolves that enables a butterfly to better hide. b. A new wing color evolves that makes a butterfly more noticeable. c. Larger muscles evolve that allow a rabbit to run faster. d. A new wing color evolves that doesn’t affect a butterfly’s ability to hide or make it more noticeable. e. Larger eyes develop that enable a rat to see better at night.
The ________ the wavelength of light, the _________ the energy of a photon.
A. shorter ... lesser B. shorter ... greater C. faster ... greater D. longer ... greater
When cells are metabolically active but not dividing, they are in the ________ phase.
A. stationary B. log C. lag D. death E. exponential