Biology, 28.07.2019 14:30 sydneip6174
Nutrients are exchanged between the blood and body cells in the is it a. capillaries. b. veins. c. aorta. d. arteries.
Answers: 2
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?
Answers: 1
Biology, 21.06.2019 21:50
What is a gene ? a) a section of a protein that codes for dna. b) the alternate version of a trait. c) the visible trait in the f1 generation. d) a section of dna that codes for a specific trait .
Answers: 1
Biology, 22.06.2019 01:10
Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells
Answers: 2
Nutrients are exchanged between the blood and body cells in the is it a. capillaries. b. veins. c. a...
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