The oldest fossils to be designated Homo sapiens are the Cro-Magnons.
Answer the following statement true (T) or false (F)
True
Cro-Magnons have a thoroughly modern appearance and are the oldest fossils to be designated H. sapiens.
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Unique characters evolve over long periods of time. The time that a particular character arose can be estimated by determining:
A. shared presence of the character in descendants of the population in which the character first arose. B. shared presence of the character in descendants of the population who did not have the character. C. presence of the character in only the most recent species to have it. D. how long the character was in the population.
What is the name of the specific region of an enzyme responsible for catalysis?
a. functional domain b. active site c. binding site d. allosteric site e. reaction domain
An alternative form of a single gene is known as
A) a parental. B) a dihybrid. C) a reciprocal. D) an allele. E) a recessive.
Which of these molecules would you least expect to easily dissolve in water?
A.) sucrose B.) acetic acid C.) potassium chloride D.) 2-methylpropane E.) acetone