<span>The technology allows detection of a substance that could not be detected previously.
This changes what people thought of the cell before
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Are there answer choices? If not, the answer is observation skill
Well the hydrosphere is all the waters on the earth's surface, such as lakes and seas, and sometimes including water over the earth's surface, such as clouds. The Atmosphere is the envelope of gases surrounding the earth or another planet. So i'm going to go with D, Evaporation from the lakes and rivers.
In mitosis a cell divides to form two identical daughter cells. It is important that the daughter cells have a copy of every chromosome, so the process involves copying the chromosomes first and then carefully separating the copies to give each new cell a full set. Before mitosis, the chromosomes are copied.
Pretty sure it is A. Like a sample population
