Answer:
To allow for the passage of light in a microscope.
Answer:
A biome is a large naturally occurring community of flora and fauna occupying a major habitat
Answer:
to cure/ prevent an illness: wash hands, stay away from others, take prescription drugs ( if told too), temperature check, etc
To make it worse: Walk/ stand very close to people, not be sanitary, make others sick intentionally, etc
Explanation:
hope this helps you and have a great day
The answer would be a Doctorate in veterinary medicine.