Answer:
Proteins can be catalysts which help to reduce the energy used in a chemical reaction or speed it up. Proteins can help carry oxygen throughout the body in the form of hemoglobin
Explanation:
Answer:
ionic, hydrophillic,polar
Explanation:
non polar compounds dissolve in non polar solvents like alcohol and hydrophobic substances generally repel water .
Answer: the half life of the material is four years
The frontal lobe takes about 1/3 of the cerebral cortex.
