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All medical research is carefully planned, and this includes medical
research with animals. Experts who review a scientist’s proposed
experiment involving animals weigh several considerations before
approving each study.
The most important thing is that the research must be relevant
to human or animal health. Studies need to protect the animals’
welfare. That means that only the fewest number of the most
appropriate species may be used. Under federal law, all animals
must be treated humanely and undergo the least distress possible
Ribosomes although the mitochondria is similar its ribosomes.
Answer:
Large molecules made up of many small organic molecules that are often referred to as monomers. Macromolecules are polymers of monomers.
sorry if I am wrong
Answer:
pathogens
Explanation:
pathogens may occur in various way e.g spread from a person to person by directly body contact
