(1 Point)
Biology, 07.05.2020 10:57 hncriciacheichi
Which best describes the difference between physical and chemical changes? *
(1 Point)
A. Physical changes only change the size or shape, but chemical changes change the molecular structure and
create a new substance
B. Physical are always visible changes and chemical changes are never visible.
C. Chemical changes only change the size or shape, but physical changes change the molecular structure and
create a new substance
D. Chemical are always visible changes and Physical changes are never visible
Answers: 1
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which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)
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If a young male's body is just beginning the process of producing sperm, when is it likely that he would ejaculate mature, viable sperm"
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Which step is the same in both forms of fermentation, as well as in cellular respiration?
Answers: 3
Which best describes the difference between physical and chemical changes? *
(1 Point)
(1 Point)
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