Answer:
The correct answer for the question above is letter d.
Explanation:
The purpose of ethical guidelines for handling of experimental subjects is;
To ensure the safety and well-being of all living creatures in an experiment
<u>The guidelines focus on attaching ethical principles in order to protect the dignity, rights and welfare of the research participant. </u>
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I* searched it up
a. one partner uses physical violence
Answer: Embryonic stem cells
Explanation: Cell differentiation is the process whereby an immature cell evolves to specialized form to perform its function. It take place in Embryonic stem cells.