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Biology, 21.06.2019 19:30
Select the correct answer. in the image, if the washcloth represents consumed food, which organ of the digestive system correctly represents the action performed by the hands? hands squeezing water from a washcloth a. esophagus b. large intestine c. liver d. mouth
Answers: 2
Biology, 22.06.2019 11:30
Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.
Answers: 1
Biology, 22.06.2019 11:30
_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous
Answers: 2
Biology, 22.06.2019 18:00
How did the work of farmers and breeders in england influence the work of charles darwin
Answers: 1
When place into a solution of 30% water 70% salt what would happen to a cell that is 70% water...
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