Hypertension (high blood pressure) has negative effects on health because people with this condition have a higher risk for heart disease and other medical problems than people with normal blood pressure.
If left untreated , hypertension can lead to :
1. heart attack
2. Stroke
3. enlarged heart
4. Kidney damage.
Once the kidneys are damaged, homeostasis in the body is severely impaired because the body no longer has the ability to clear waste products, which when they accumulate tend to poison the body leading to such conditions as uremia.
According to the Doppler effect, the sound of a police car siren is louder and high pitched as it approaches the observer.
The answer is because biology is easy and they're known around the world.
Following are the best conditions or examples for the natural selection to occur:
• More organisms are born than can survive.
• Organisms vary in their characteristics, even within a species.
• Differences in reproduction and survival are due to variation among organisms.
Hope so, this answer will help you.