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olya-2409 [2.1K]
4 years ago
11

1. What is a control group? *

Biology
1 answer:
Brilliant_brown [7]4 years ago
4 0
Is defined as the group in an experiment or study that does not receive treatment by the researchers and is then used as a benchmark to measure how the other tested subjects do.
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4. Compare and contrast the rate of sea floor spreading along the Mid-Atlantic Ridge and East
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Answer:

The Mid-Atlantic Ridge runs down the center of the Atlantic Ocean. ... The rift valley is 1 to 3 km deep, about the depth and width of the Grand Canyon. In contrast, the East Pacific Rise spreads fast at rates of 6 to 16 cm per year (more than 20 cm per year in the past).

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Scenario 2:
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What is Blumenbach's 1775 Classification
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In the second edition of On the Natural Varieties of Mankind, Blumenbach used Bildungstrieb to explain the degeneration of an original type of human into the five varieties—which he later classified as Caucasian, Mongolian, Malayan, Ethiopian, and American—found around the world

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kakasveta [241]

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trees, human blood

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What is the function of the atmosphere’s ozone layer?
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