How long did Neandertals and humans coexist in Europe and the Near East?
A) between 20,000 and 60,000 years
B) less than 10,000 years
C) between 75,000 and 100,000 years
D) at least 100,000 years
A) between 20,000 and 60,000 years
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The closer genes are to each other on a chromosome __________
a. the more likely they are to be separated due to crossing over b. the less likely they are to be separated due to crossing over c. the more likely they are to be linked in mitosis d. the less likely they are to be linked
How are fossils formed? Where are they found? How representative is the fossil record?
What will be an ideal response?
Industrialization is based on harnessing energy from fossil fuels
a. True b. False Indicate whether the statement is true or false
The molecular basis of a gene was not known until:
a. observed in a microscope by the Austrian monk, Gregor Mendel. b. deduced rather than observed by the naturalist, Charles Darwin. c. discovered during the 20th century when the electron microscope was invented. d. observed in the sex cells of eels by Sigmund Freud. e. deduced rather than observed by Gregor Mendel as a result of his experiments with garden peas.