Answer:C. There will be an increase in variety of the shape of the B and T cell receptors allowing them to recognize and destroy more pathogens
Explanation: usa test prep
The answers A. C. D. are all physical reactions
The answer is B. Digestion of food
When food is digested it is chemically broken down
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Answer:
When conducting research, scientists use the scientific method to collect measurable, empirical evidence in an experiment related to a hypothesis (often in the form of an if/then statement), the results aiming to support or contradict a theory.
Explanation:
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I’m pretty sure it’s d hope that helped