The Modern Synthesis of evolution is based on
A. observations of the formation of new species.
B. Darwin's ideas and modern concepts of genetics.
C. experimental studies of populations performed by Darwin.
D. recent concepts of adaptation and reproduction.
E. recent developments of DNA replication and PCR machines.
B. Darwin's ideas and modern concepts of genetics.
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If three molecules of a fatty acid having the formula C16H22O2 are each joined to a molecule of
glycerol (C3H8O3) with a dehydration synthesis reaction, the resulting neutral fat molecule would have the formula
a. C48H66O6. b. C48H72O8. c. C51H68O6. d. C51H72O8. e. C51H74O9.
Somatic cell nuclear transfer is a means of reproductive cloning
Indicate whether the statement is true or false
How do scientists calibrate a molecular clock for a group of organisms with known nucleotide sequences?
A) They use radioactive isotopes to measure the age of DNA material directly. B) They graph the number of nucleotide differences against the dates of evolutionary branch points known from the fossil record. C) They analyze fossilized DNA of known age and compare its nucleotide sequences to modern DNA sequences.
Derived character states shared by clade members are called
A. homoplasies. B. symplesiomorphies. C. synapomorphies. D. plesiomorphies. E. ancestral traits.