Answer:
There are two major classes of hormones 1. Proteins, Peptides, and modified amino acids 2. Steroids. In general, steroids are sex hormones related to sexual maturation and fertility.
Explanation:
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I believe the answer is C but I’m not completely sure
Oxygen, water, some type of resources to build, and food to eat
In terms of macromolecules, needed and utilized by organisms to carry out essential metabolic chemical reactions and for maintaining structure would be Lipids.
Lipid based molecules or Fats tend to store the most energy, as breaking chemical bonds connecting fatty acid chains of long hydrocarbons releases quite a bit of energy.
Their skin is thin so they're prone to drying out and they cannot hold moisture in their bodies(Waterproof skin)
