Jorge is conducting an comparative experiment where he is comparing the heights of adults who grew up taking a certain vitamin and adults who did not. he finds that those who took vitamins are, on average, 2 cm taller. what is a major limitation of his experiment? large amounts of information can be gathered. it is repeatable. he can not show definitively that vitamins cause a person to be taller. no relationship can be shown between vitamins and height.
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Biology, 22.06.2019 10:30, genyjoannerubiera
Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection
Answers: 1
Biology, 22.06.2019 13:00, blesskids600
This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient
Answers: 1
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