Of the following, which is the first explanation of a
problem? (a testable answer to the question)
a. principle
b. law
c. theory
d. fact
e. hypothesis
Answer: e
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The wings of bats and birds and the streamlined body form of sharks and whales represent examples of ________
A) convergence B) reversal C) outgroups D) a clade
What structures would neurobiologists look for if they are interested in determining if an animal can see in color?
A) opsins B) electroreceptors C) pupil D) lens
Since there are no genes coding for carbohydrates, nucleic acids, or lipids, how do cells produce them?
What will be an ideal response?
If two different alleles are expressed in the phenotype equally and distinctly, such as the A and B blood groups, we call these alleles _________
Fill in the blank(s) with the appropriate word(s)