what is the ratio of third-order consumers to producers?

What kinds of daily activity can contribute pollution to Surface water runoff or to the ground water sources desene infiltration and recharge? Describe two activities and tell how these would contribute pollution to water resources so

What happens to an enzymes structure as it exceeds the typical human bady temperature

What is the main component of the cell membrane? a. lipids b. carbohydrates c. cholesterol d. proteins

The offspring of a particular cross are 100 percent heterozygous for tallness. What were the most likely genotypes of the parents? Tt x tt Tt x Tt tt x tt TT x tt

When water freezes, it. contracts expands

What benefit would an improved muscle tone from strengthening the quadriceps femoris muscles provide?

What is a organism that makes their own food?

How many trophic levels are there in the following food chain? algae mosquito larvae dragonfly larvae - trout

If you were shipwrecked on the northwest shore of the sea of okhotsk, which of these physical regions would you most likely be closest to?

Why does the nucleus have a positive charge?