<span>C. The portions of chromatids attach to the chromatids which are on the homologous chromosome.</span>
Answer:
No, glucose and sucrose are not complex substances. Both are simple substances. Complex molecules are polysaccharides such as glycogen and starch.
Explanation:
Glucose is made of one sugar atom and known as monosaccharide, while sucrose is composed of two sugar atoms i. e. glucose and fructose. So that's why glucose and sucrose are not complex molecules.
It was developed by Alfred Wegener around 1912-1915 time frame. He proposed his theory of the "continental drift". He proposed that the continents plowed through crust of ocean basins. He said that the continents look like a puzzle piece to put together. It's very interesting.
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Cell walls are made out of cellulose and they give a sturdy structure to the cells (if you notice they have a rectangular shape)
Leads to deforestation, pollutes water from waste dumping, air pollution as well, less biodiversity
