Your body breaks down protein and then uses the nucleotides to build protein again because you need the protein for your body so you can gain energy
Hope This Helps.
B. I think I'm not so sure but that's my best guess.
Answer:
1. They keep casts to preserve the real fossils.
2. Maybe someone would steal a fossil and sell it on the dark web?
3. They keep casts to keep the real fossils in prime condition, by that I mean like undamaged.
Answer:
remove waste and other harmful substances from the body
Explanation:
Answer: sexual reproduction.
Explanation: In asexual reproduction there is no exchange of genetic characteristics due to the lack of fusion of gametes(haploid). Thus there is practically no variation in specie.
But in sexual reproduction there is exchange of genetic characteristics resulting from the fusion of haploid gametes hence there is variation and great diversity.
