Answer:
:)
Explanation:
The main artery from the heart (aorta) becomes thicker, stiffer, and less flexible. This is probably related to changes in the connective tissue of the blood vessel wall. This makes the blood pressure higher and makes the heart work harder, which may lead to thickening of the heart muscle (hypertrophy).
This is a very hot and dry area. The winter can be mild and usually about 50° F (10°C). It is so hot and dry at 40 °C that fires and droughts are very common.The chaparral biome has many different types of terrain. Some examples are flat plains, rocky hills and mountain slopes. It is sometimes used in movies for the "Wild West". <span>The animals are all mainly grassland and desert types adapted to hot, dry weather. A few examples: coyotes, jackrabbits, mule deer, alligator lizards, horned toads, praying mantis, honey bee and ladybugs.
I hope this helps.
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Answer:
Reproduction is the ability of living organisms to give rise to new individuals of the same species.
Respiratory system includes all the structures and organs of living organisms associated with the process of taking oxygen into the body and giving out carbon dioxide and water vapour into the environment.
Answer:
D Natural selection
Explanation:
This is because the dominant Gene according to Charles Darwin is strong enough to adapt to any environment.Making it a survival of the fittest
