Helppp!! Which of the following is NOT a way that nitrogen is converted to
nitrates to be used by plants?

A. Lightning
B. Nitrogen fixing bacteria
C. Denitrifying bacteria
D. Haber process

What are the 3 types of artificial cloning

Follow the directions for self-quiz question 8, draw it, by labeling the appropriate structures with these terms, drawing lines or brackets as needed: chromosome (label as replicated or unreplicated), centromere, kinetochore, sister chromatids, nonsister chromatids, homologous pair, homologs, chiasma, sister chromatid, cohesion

If you see a sedimentary outcrop and red layers of sand are at the top of pale layers of rock, what does this tell you about the ages of the rock layers?