What contributes to the oceans in the temperate zone being more nutrient rich than the oceans in tropical regions? OA increased levels of oxygen OB. land surface run-off OC. absence of coral reefs O D. rich presence of plankton​

How are tumors cells different from normal cells

25. what does meiosis create? haploids or diploid? somatic cells or gametes?

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.