Biology, 01.12.2020 01:50 steven12372
Sarah performs an experiment to determine the effect of nitrogen on plants. She studies the effect of nitrogen on the growth of the root hair, height of the plants, and nodule formatoon. Which factor is a independent variable?
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Biology, 22.06.2019 04:00
What is the difference between how ionic and covalent bonds form
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Which measure of an earthquake depends on how close you are to the focus?
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Biology, 22.06.2019 15:00
Pls me i need this ! each cell has genes activated depending on it's job and what kind of cell it is. it is the presence of that causes the repressor protein to fall off and unblock the gene on the lac operon. if a gene is turned on then it is being an additional circular chromosome found in some bacteria that is used in genetic engineering.
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Biology, 22.06.2019 22:30
What is a food web? a. the structure used to trap food b. a set of complex carbohydrates c. a group of interconnected food chains d. the pattern of food nutrition
Answers: 2
Sarah performs an experiment to determine the effect of nitrogen on plants. She studies the effect o...
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