Answer:
In the lungs breathing can be easier when not filling it with unnecessary toxins, the consequences of people at high altitudes slow asphyxiation if the altitude is high enough, headaches, hallucinations, blackouts and other symptoms if it's not as extreme.
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Answer:
The third line of defence against pathogenic invasion is the adaptive immune response, which has two key qualities: It is specific (it can differentiate between specific microorganisms and respond accordingly) It is adaptive (it can produce a heightened response upon re-exposure - in other words, it has memory)
Explanation:
Answer:
Genotype of woman - AO
Genotype of man - BO
Explanation:
O is recessive so if A or B is present, it will mask the O and the blood type will be either A or B
