0. Below is an illustration of a pathogen that is infecting the human body,
a. Label the antigens on the pathogen,
b. In the box, draw the antibody needed to kill off the pathogen,
List the three types of defence in the box provided below and give examples of each.
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Ответ:
Explanation:
So a heart with three chambers is ideal for the needs of amphibians who could also absorb oxygen through their skin when moist.
The disadvantage of the three-chambered heart is the mixing of oxygenated and deoxygenated blood