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Biology, 21.06.2019 14:20
People who exercise for an hour may have lower cholesterol levels. is that a statement? a law? or a hypothesis?
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Biology, 22.06.2019 06:30
Is there any solid scientific evidence that humans have been cloned?
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Biology, 22.06.2019 12:00
The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.
Answers: 1
Biology, 22.06.2019 13:30
Kudzu vines grow by climbing and wrapping around trees. trees covered by kudzu can die because they are starved of sunlight. what type of relationship exists between the trees and the kudzu growing on them?
Answers: 1
A pathogen that has an extremely low LD50 would be?...
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