Many years ago, scientists hypothesized that life began on Earth when the chemical building blocks of life developed from inorganic materials.
A. New fossil evidence supports this theory
B. It is one of several hypotheses about the origin of life supported by scientific evidence
C. Molecular evidence has proven this theory to be false.
D. It is the only hypothesis about the origin of life that is supported by scientific evidence
Answers: 3
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Biology, 22.06.2019 07:00
Give an example of a trait that is controlled by more than one gene.
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Which term most precisely describes the cellular process of breaking down large molecules into smaller ones? a) catalysis b) metabolism c) anabolism d) dehydration e) catabolism
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Biology, 22.06.2019 16:30
Tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d
Answers: 1
Many years ago, scientists hypothesized that life began on Earth when the chemical building blocks o...
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