Answer:
subsistence agriculture
Explanation:
The land is limited, cultivation systems are basic, and there is not enough harvest to sell.
Struggled with this earlier but because of the high altitude only some animals can live there and thrive because of the lower oxygen levels
I think is D i hope this helps
Definitely 4 Play control environment temperature
Answer:
of folded proteins
Explanation:
In Secondary structures; the irregular loops seems to be positioned on the outside of folded proteins while the Alpha and beta sheets is categorically positioned at the centre or interior of the protein.
The loops are positioned on the outside of folded proteins in order for the peptide bonds to be open to form H bonds with water.