Answer:
All of Africa below the Sahara practiced hunting and gathering until approximately 3000 BCE. ... It is the same reason why tons of megafauna still exist in Africa, whereas ... Africa is a beautiful and diverse continent, but it also contains many ... From 3000 BCE to 1000 BCE, the practice of farming spread across West Africa.
Explanation:
Answer/Explanation:
Sexual reproduction is a a combination of chromosomes from each mate. Since each mate has different pairs, when combined they produce a completely different product.
This product has half of the characteristics from both sides.
Below is an example of how this works. The bold cells are from one mate and the other is from the other.
X ---> >< <--- X
X ---> >< <--- X
X ---> >< <--- X
X ---> >< <--- X
X ---> >< <--- X
As shown, the cells broke in half and combined with the other half forming a cell of 50/50. With this process it never created an identical offspring but different ones each time since different parts of the cell combines in different ways but still remains half of one and half of the other.
The constitutional documents that support the creation of the US constitution are: the declaration of independence document, the constitution and the bill of rights.
Two years into his presidency, Jefferson asked Congress to fund anexpedition through the Louisiana territory to the Pacific Ocean. ... In 1803, Jefferson commissioned the Corps of Discovery, and named U.S. Army Captain Meriwether Lewis its leader, who in turn selected WilliamClark as second in command
