Answer:
Explanation:
Humans are responsive to their surrounding environments. Some adaptation to the environment are genetic, whereas others occur within the individuals lifetime and either have a genetic basis and are irreversible or have a genetic basis and are reversible.
<span>The Ancient Egyptian civilisation owes its growth directly to the Nile river. This is because the Nile deposits silt from the river on the ‘black land’ every year when it floods, making it suitable for agriculture. Otherwise, the only land available is desert.</span>
