Hereditary Diseases are passed on from one generation to another through defective genes. These diseases are transmitted in the same family. The chromosomes in the humans are responsible for passing the traits from the parent to the offspring.
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The answer is Mentruation
Answer:
Below.
Explanation:
Air pollutants.
Allergies.
Chronic sinusitis.
Lack of pertussis immunization.
Malnutrition (particularly in children)
Exposure to chemicals, fumes, and dust.
Smoke inhalation.
Answer:
The myocardical oxygen supply has fallen below demand.
Explanation:
Angina is the name given to chest pain caused by decreased blood flow in the heart, which is called ischemia. The biggest cause of angina is atherosclerosis, which happens when plaque builds up inside the coronary arteries and this accumulation of fat causes the arteries to narrow or even become clogged, and the blood can't flow. Thus, the heart does not receive the necessary nutrients, such as oxygen, because of decreased blood flow, which causes chest pain.
Answer: Studying harder.
Explanation:
Well, if you study harder in school there's a good chance you'll make better grades than if you don't.
