Proteins are compounds formed in the cells of plants and animals. which element is included in every protein molecule?

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

Which best describes carbon dioxide’s path out of the body

Were you able to observe the nucleolus in any of the cells if so which ones