A persons ability to transport oxygen to the body.
Answer:
Heredity is the pass of characteristics/physical features.
Explanation:
For example, you can inherit the same color hair as one of your parents.
You are inheriting a special trait that they have.
Answer:
Opportunistic infections
Explanation:
Opportunistic infections are infections that occur more frequently and are more severe in people with weakened immune systems, including people with HIV.
Answer:
anaemia
Explanation:
it causes way more than anaemia but it is one of the main problems
