Answer:
Natural selection
Explanation:
Natural selection occurs when one allele (or combination of alleles of different genes) makes an organism more or less fit, that it is able to survive and reproduce in a given environment. If an allele reduces fitness, its frequency will tend to drop from one generation to the next.
Answer: I believe the answer is A
Explanation:
When plants undergo photosynthesis, they make sugar. Why sugar? Because, it is one of their resources they need to survive. I know that they also need oxygen and water. Carbon dioxide is also vital in their survival. I hope this helps!
The two European countries that were the biggest winner in the race to seize African colonies were BRITAIN AND FRANCE.
In the early 18th century, seven different European countries held African colonies, of these seven, Britain and France were the biggest holders. The major reason reason behind the colonization is the empowerment and the advancement of the colonizing countries. It was only two African countries, Ethiopia and Liberia that remain uncolonized during this period.
a volcano is a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust.
There are three main types of volcano - composite or strato,shield and dome. Composite volcanoes, sometimes known as strato volcanoes, are steep sided cones formed from layers of ash and [lava] flows. The eruptions from these volcanoes may be a pyroclastic flow rather than a flow of lava.