If plants produced 999 kilocalories (kcal) of energy, how much energy would the secondary consumer have?

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.

Science which of the following is an example of a cyclic behavior that is seasonal? i think the answer is d, i just need to double check : ). a. running from predators. b. searching for water. c. hunting at night. d. migrating for warmth. ***

Drag the tiles to the correct boxes to complete the pairs. match each cell organelle with its description.