Answer:
Diaphragm
Explanation:
This is also referred to as the iris.it is located under the stage of the microscope. It's main role is to control the quantity of light that gets to the specimen. The diaphragm is adjustable. Each if the 5 holes in the disc have varying diameter. And it is helpful for adjusting contrast and resolution as regarding the specimen
<span>Firstly, it is the only substance on Earth that is in liquid form at the temperatures commonly found on the Surface of our planet. Secondly, it is a superb solvent, meaning that other substances regularly and easily dissolve into it. This allows water to carry nutrients to cells, and carry waste away from them.</span>
It's C. RNA uses Uracil in place of Thymine
<span>TGCAAT
</span><span>ACGUUA</span>
Hey, mind putting the question in the replies so I can answer this? Thanks.
Answer: D
Explanation: because the 2 sides on D dont look the same
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