A trait with variable expressivity is one that:
A. is only expressed in homozygous
recessive individuals.
B. is only expressed in homozygous
dominant individuals.
C. is only expressed in some of the
individuals that have the genotype for that
trait.
D. is expressed in only some offspring of
affected individuals.
E. can be expressed differently in different
individuals that have the genotype for that
trait.
C
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A. true B. false
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A. true B. false
Which group can be distinguished from the other arthropods by its possession of two pairs of antennae?
a. insects b. millipedes c. chelicerates d. crustaceans e. trilobites
A clone is a
A. species. B. mutation. C. new kind of organism. D. genetically distinct population.