Enzymes serve as a. genetic templates b. biological catalysts that regulate chemical reactions in the body c. catalysts for the synthesis of protein molecules d. physiological markers of chemical reactions in the body

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

All phases of matter may have a fixed mass

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.