Variation in species --> natural selection --> differential reproduction --> heredity --> evolution
hope it helps
Ans: High blood pressure can cause hardening and thickening of the arteries (atherosclerosis), which can lead to a heart attack, stroke or other complications. Aneurysm. Increased blood pressure can cause your blood vessels to weaken and bulge, forming an aneurysm. If an aneurysm ruptures, it can be life-threatening.
<span>Australopithecines have been found in both the Southern and Eastern parts of Africa. These areas exhibit unique geological conditions that have allowed fossils to be preserved for millions of years. These regions are South Africa in the Limestone caves and in Eastern Africa the sedimentary basins and the river drainage systems.</span>
Answer:
The digestive system helps break down complex meals into the constituent parts the body can use: carbohydrates, proteins, fats, vitamins and minerals.
Digestion is important for breaking down food into nutrients, which the body uses for energy, growth, and cell repair. Food and drink must be changed into smaller molecules of nutrients before the blood absorbs them and carries them to cells throughout the body.
Explanation:
(noun) a division or contrast between two things that are or are represented as being opposed or entirely different.
(botany) repeated branching into two equal parts
