Answer:
B. They are both necessary for organisms to survive
Explanation:
organisms rely on both living and non-living factors to survive.
Ex: An orange tree needs worms, birds, and insects to keep it alive and to plant more trees and it needs dirt and water.
Answer: an increase in the number of homozygous individuals, but a stable allele frequency
Answer:
Esquema del Sistema Nervioso Central humano. Se compone de dos partes: encéfalo (cerebro, cerebelo, tallo encefálico) y médula espinal. Los colores son con fines didácticos. El sistema nervioso central es una de las porciones en que se divide el sistema nervioso.
Explanation:
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These are always that B. nonhuman life in an urban ecosystem differs from that in an undeveloped forest ecosystem. That is the correct answer.
Answer:
Duralumin is an aluminium alloy.
Explanation: