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BIOS 3300 Exam 1 Questions with Correct Answers.
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BIOS 3300 Exam 1 Questions with Correct Answers.
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BIOS 3300 Exam 1 Questions with Correct Answerswhich of the following is true about evolution? Correct Answer-
evolution is the change in frequency of alleles over time and transition
fossils are evidence of macroevolution
which of the following is not an example of homology? Correct Answer-
long ears on rabbit and kangaroo
which of the following is an analogous structure? Correct Answer-wings
in butterflies and bats
how is artificial selection different from natural selection Correct
Answer-humans select favored traits, not the environment
what are the postulates that lead to evolution by natural selection Correct
Answer-1. individuals within populations vary
2. variation passed from parents through genes
3. some individuals are more successfully fit in generations
4. survival and reproduction is not random, but tied to variation
which of the following traits does not fit the first two postulates Correct
Answer-tattoos, language spoken
which of the following is not an example of survival NOT being tied to
variation among the offspring Correct Answer-wind blowing the nest out
of the tree and all the chicks die (natural disasters)
, Who is Pasteur? Correct Answer-Disapproved spontaneous generation.
all living organisms come from other living organisms. maggots
growing on meat
Who is Wallace? Correct Answer-Sent Darwin manuscript on Natural
Selection
Who is Mendel? Correct Answer-Population genetics
Who is Darwin? Correct Answer-1809-1882, voyage on beagle was only
trip, minister before scientist, wrote book in 44 and published in 59
Who is Lyell and Hook? Correct Answer-They encouraged Darwin to
publish book on natural selection
What was thought before Darwin? Correct Answer-1. the earth is old
2. extinction
3. fossils similar to extend forms
4. landmarks principle of adaption
5. principle of evolution
what is true about adaptive traits? Correct Answer-enhance survival,
reproduction, can be adaptive for one function but maladaptive for
another
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