Saber teeth found in different groups of extinct carnivorous mammals are considered ___________ structures, as the fossil record shows that saber teeth evolved independently among the groups.
Fill in the blank(s) with the appropriate word(s).
homoplastic
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Darwin believed that the many kinds of finches present on the Galapagos Islands all arose through_____
a. inheritance of acquired traits b. divine creation in their present form c. diversification from a single common ancestral species d. descent from a group of similar finch species that arrived on the islands earlier
The enzyme _______ has a pH optimum most similar to peak A in the above graph.
A. lipase B. pepsin C. pancreatic amylase D. trypsin E. salivary amylase F. chymotrypsin Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you know about optimal pH for an enzyme? What other information is related to the question? Choose Answer · Given what you now know, what information is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which disorder is caused by the Epstein-Barr virus?
a. malaria b. leukemia c. infectious mononucleosis d. anemia e. toxemia
Genetic counseling provides information to allow informed decisions about reproductive choices. Indicate whether the statement is true or false