Enzymes are a specialized type of what macromolecule?

Me with biology endocrine system crossword also image left i need with hw

If your blood becomes too concentrated with iona, what will happen to the red blood cells

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.