Improved posture is one of the benefits to having good balance.
Even though not many people pay attention to posture, it can be quite important. If you have issues with your posture, it can lead to a lot of spine and back problems, so it is better to improve it while you can.
Answer:
a
Explanation:
bones have nothing to do with your red blood cells
Answer:
He has increased his knowledge
Biological macromolecule Building blocks Examples
Lipids Fatty acids and glycerol Fats, phospholipids, waxes, oils, grease, steroids
Proteins Amino acids Keratin (found in hair and nails), hormones, enzymes, antibodies
Nucleic acids Nucleotides DNA, RNA