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A quadrat is a frame (usually a square or a circle) of known area used to isolate a subset of the population. This subset will comprise one sample. Quadrats come in various sizes (and shapes) with the size selected determined by features of the organisms in the population to be sampled.
Explanation:
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The most significant effect of the microbes on earth is their ability to recycle the primary elements that make up all living systems, especially carbon, oxygen, and nitrogen (N). Primary production involves photosynthetic organisms which take up CO2 from the atmosphere and convert it to organic (cellular) material.
The brain of the cell most important
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copulation means that which ingage in sexual intercourse which penis is inserted into vagina and to transfer male reproductive cells from one induvidual to another.
Statements that surround a word that help to explain its meaning are called CONTEXT OR CONTEXT CLUES.
The meaning of a word can be derived from the context clues that surrounded it. A word may have different meanings depending on the type of context in which it is found.<span />
