Eating a healthy diet entirely of plant foods requires combining foods to obtain all essential .

Group of answer choices

monosaccharides

saturated fats

enzymes

amino acids

Why does sexual reproduction increase the genetic variation in a species? a. sexual reproduction doubles the chromosome number. b. sexual reproduction produces organisms with no dna. c. the gametes in sexual reproduction are exact clones of the parents. d. a fertilized egg has a mixture of alleles from the two parents.

Which is the best hypothesis for the scientific question "how does light intensity affect the rate of photosynthesis"? a) light intensity, co2 concentration, and temperature are factors that determine the rate of photosynthesis. b) light intensity has no effect on the rate of photosynthesis. c) if the distance between the source of light and the plant is increased, the rate of photosynthesis will decrease. d) light intensity has an impact on the rate of photosynthesis.

Runoff from farland into a river is a example of what kind of source pollution?