Answer: All of the above
Explanation:
I honestly have no idea what this means
Answer:
DNA is nucleic acid
Explanation
It is important to keep a microscope covered when not being used. Even when storing a microscope in a cabinet a dust cover must always be applied. By applying the dust cover to your microscope it prevent dust from getting in the eye lenses
It is a machine used to map the ocean floor might be located on a ship or might rely on a sonar to map the ocean floor features
