Biology, 04.02.2020 08:44 mocheal8216
Why is the horseshoe crab an example of a living fossil?
a. there are fossils of extinct ancestors of horseshoe crabs, and the species is still alive today.
b. it hasn't changed since it first appeared on earth.
c. the structures in the horseshoe crab don't decompose, so complete fossils are discovered.
d. it's often found frozen to death and free of decomposition.
Answers: 3
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What element is able to combine with itself and hydrogen to form large molecules ?
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Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43
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Why is the horseshoe crab an example of a living fossil?
a. there are fossils of extin...
a. there are fossils of extin...
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