Answer: A. The onion cells have lysosomes, and the cheek cells do not.
Explanation:
All the organic molecules produced by autotrophs CONTAINS ENERGY.
Autotrophs are plants that produce their own food using energy from the sun. Products produced by these autotrophs contain inherent energy which humans and animals absorb when they eat these products.
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Answers
When doing medical research with human subjects, the following are unavoidable limitations;
It’s often impossible to repeat trials on the same subjects.
Subjects may report an inaccurate medical history.
It can be difficult to control all possible variables
There are ethical or privacy concerns to consider.
Explanation
When doing a medical research that involves human subjects it should be voluntary, informed and consent. The researchers should respect the persons treated as autonomous agents. The volunteers should be protected from physical, mental and emotional harm. The benefits should outweigh the costs.
