<span>The answer is letter A.<span>
<span>Congestive
heart disease and asthma are examples of chronic conditions. Chronic diseases
refer to diseases that have lasted for three months or more. It cannot be
prevented by vaccines, cured by medications, and they do not just disappear. It
requires medical attention and proper care. Congestive heart diseases (CADs)
usually appear in many forms, the common ones are arteriosclerosis (hardening
of the arteries) and atherosclerosis (blockages in the blood vessels). While
asthma is a disease that is hereditary and can worsen when exposed to different
environmental pollutants (e.g. smoke, extreme cold).</span></span></span>
What would happen if t. Brucei suddenly loss the ability to undergo antigenic variation
If T. Brucei lost the ability to undergo antigenic variation, it would cause it to not be able to hide itself from our defenses and our body would be able to fight it.
I think this is true in my idea.
Answer:
<u>Type 1 diabetes</u> occurs when your immune system destroys insulin-producing beta cells, which is located in the pancreas. Scientists think type 1 diabetes is caused by genetic and environmental factors that might trigger the disease. Type 1 diabetes can occur in people at any age.
They can help you create good habits.
They can help you overcome obstacles.