What is the oldest form of biotechnology?
selective breeding
hybridization
...
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Biology, 22.06.2019 05:50
Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?
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Biology, 22.06.2019 06:20
All organisms contribute some water to the water cycle by conducting
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Biology, 22.06.2019 06:30
Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?
Answers: 1
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