Answer: D. Occupational health and safety
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Amino acid is to protein as simple sugar is to cellulose.
Amino acids form proteins, the same way simple sugar forms cellulose.
Lipids form fats, it doesn't go the other way round. DNA forms DNA strands, not RNA.
Answer:
I am not too sure but maybe A?
Explanation:
Because plants are part of the biosphere and land is part of the geosphere
I am sorry if it is wrong
Answer:
just search up what each one means lol
Fenestrated simple squamous epithelium