<u>Answer:
</u>
The problems of reproductive isolation and prezygotic barriers would occur in a few months after the development of the mentioned traits.
<u>Explanation:
</u>
- Reproductive isolation: When the fleas would develop preferences in the choice of mates, there would arise a possibility of imbalance in the populations of fleas that reside in different habitats as the population of one would decrease and the other would increase.
- Prezygotic barriers:
The development of preferences would result in the rate of reproduction going down possibly, as the fleas would find it difficult to find mates with similar preferences.
Answer:
The Nile provided Egyptians with fertile lands and foods, while also protecting the land with the natural barrier that intruders would have to cross before the attack.
Explanation:
<u>The geographical location of ancient Egypt and its proximity to the river Nile helped the culture reach its greatness and provide a suitable life for the people. </u>
Nile’s annual floods provided Egypt with fertile land and irrigation of their crops. The soil in the banks of the Nile is rich with a mineral that provided food every year for the citizens. The sea life was also the source of food, as they could catch the fish.
Nile river helped transportation and trade. Egyptians build boats out of wood and papyrus, and they would travel constantly down the river, serving them as a great highway of the ancient world.
Finally, Nile helped Egypt protect its empire <u>as it served as the natural barrier against attacks and invasions</u>. <u>All the enemies would have to cross the river first, </u>wide and rich with natural dangers, while <u>Egyptians already developed the ways to attack intruders from the other side of the river banks. </u>
Elizabeth Jennings was able to rise against segregation in a time that no one else in the african community had thought about it. she made her satnd against segregation in buses, in a time that the memory of the civil war and abolishment of slaverly was still fresh.
D, cause high taxes ( i think)