Answer:
The microscope is an instrument used for the visualization of the cell and its other component. Different types of microscope are compound microscope, electron microscope and binocular microscope.
The adjustment of the slide is important to visualize the focused object. A proper source of light is required to focus the image. At high magnification, the fine focus control is used for the adjustment. At 100 X the oil is used to visualize the object.
Answer:
DNA is made of chains of four smaller molecules called "Nucleotides".
Explanation:
A molecule consisting of a nitrogen-containing base (adenine, guanine, thymine, or cytosine) in DNA is known as a nucleotides.
Answer:
The dense fog covered the town. The alarm rang earlier than usual
this morning. Explanation: “The alarm rang earlier than usual this morning” and “The dense fog covered the town” are details about the time and place. They are pieces of textual evidence that describe the setting.
Answer:
D) the incineration of all hazardous waste
Explanation:
The method of incineration is the most desirable way to reduce overall hazardous waste because which can detoxify and destroy certain organic wastes.
Some of the different types of incinerators are the multiple-hearth furnace, fluidized-bed incinerator, rotary kiln, and liquid-injection incinerator.
Hence, the correct answer is "D".