A farmer finds that his soil has high levels of nitrites but low levels of nitrates. What could the farmer add to the soil to most directly increase its concentration of nitrates?

What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad

Which of the following terms best matches this definition: the process where humans choose the traits that will be present in the next generation through breeding. question 4 options: genetic determinism artificial selection acquired selection natural selection

Which of the following requires the use of energy and the of transport proteins to move a molecule across a cell membrane?