How are the reactants represented in the chemical equation for photosynthesis?

What part of the reef receives the full impact of wave energy?

a. Forereef b. Drop off c. Reef crest d. Back reef

Plant cells assimilate nitrogen in the form of:

a. ammonia and N2 b. N2 and nitrite c. nitrate and ammonia d. urea and nitrate e. N2 and urea

When does a chromosome go from one chromatid to two sister chromatids?

A. during the G1 phase of interphase B. during the G2 phase of interphase C. during the S phase of interphase D. during mitosis E. during cytokinesis

These biological compounds are nonpolar and insoluble in water:

A. lipids B. carbohydrates C. nucleic acids D. proteins