To repair a cell membrane, which macronutrient would supply the needed building blocks? a. protein b. carbohydrates c. fats d. nucleic acids e. amino acids

In a classic experiment using pea shape, mendel conducted two separate genetic crosses. in the first cross the parent plants were “true breeding” for pea shape; one had round peas ( r )and the other had wrinkled (r). the first cross produced a filial 1 generation of all round peas. in the second cross, mendel bred plants from the filial 1 generation. this cross produced different results. out of approximately 1000 plants, about 75% were round and 25% were wrinkled.

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Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins