A hypothesis<span> is an idea that </span>can be tested<span> by an </span>experiment<span>-These ideas are based upon a person's </span>observations and<span> previous knowledge or experience. </span>
Lipids/Fats have glycerol in addition to three fatty acids. The structure of the fatty acids determines whether or not the fat is considered saturated or unsaturated. Phospholipids have four major components: fatty acids, a glycerol component, and both a phosphate group and a polar molecule
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Answer:
Dmitri Ivanovsky
Explanation:
Dmitri Ivanovsky utilized one of these filters in 1892 to demonstrate that despite being filtered, sap from a diseased tobacco plant remained infectious to healthy tobacco plants. The filtered, infectious substance was dubbed a "virus" by Martinus Beijerinck, and this discovery is regarded as the origin of virology.
Plant cells have what is perhaps the most complex outer coverings. Plant cell walls are made largely of cellulose which forms strong, highly rigid, almost indigestible coverings that protect the cell and gives it shape.
Cells produced when the mutated cell divides.
