during an experiment the researcher measures a factor in both groups this measured factor is known as the

Texas bluebonnet plants seen in this photo are an example of which ecological unit?

Acquired mutations can result from radiation pollution toxins inheritence select all that apply

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.