Answer:
amino acids
Explanation:
proteins are composed of monomers called amino acids. They are linked together to form a polypeptide chain, which folds into a three dimensional (3D) structure to constitute a functional protein
The Central Nervous System is made up of the brain and the spinal cord.
These biomoleules are found in following cellular structures.
<span>Carbohydrates- Cell wall, Golgi apparatus </span>
<span>Proteins- Plasma membrane, Endoplasmic reticulum, nucleus, cytoplasm, mitochondria, chloroplast etc. </span>
<span>Lipid- Plasma membrane, cytoplasm </span>
<span>Nucleic acid- Nucleus, chromosomes, mitochondria, chloroplast, ribosomes.</span>
That's 11 to 20 lbs. (about 5 to
9 kg)