All microscopes have lenses. Some types of lenses are eyepiece lenses, objective lenses, and condenser lenses.
It’s C because they took out the letter A from the new strand of DNA. btw deletion means to take away and substitution means to sub in a letter. hope that helped!
It is important because the results would not be reliable since other variables you are not testing could have been in affect.
Hope this helps(;
Answer: Substrates im pretty sure
Explanation: mark brainliest pls
