Natural selection<span> and selective breeding can both cause changes in animals and plants. The </span>difference between<span> the two is that </span>natural selection<span> happens naturally, but selective breeding only occurs when humans intervene. For this reason selective breeding is sometimes called </span>artificial selection<span>.</span>
Crossing over occurs at the four-strand stage when two homologous chromosomes, each consisting of a pair of sister chromatids, are paired. Each crossover involves just two of the four strands and generates two recombinant strands.
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Answer: honestly i just dont know im here for the points thanks broski
Explanation:
Leaves are green because of chlorophyll. Chlorophyll is a pigment found in the thylakoid membranes of the chloroplasts in the leaves.
Simply, plants are green because they have green chloroplasts (organelles that carry out photosynthesis).
Fungi cell walls are made of chitin and other polysaccharides, not cellulose (Plants) or protein (Animals). Therefore your answer is-
"The cell walls of fungi are different than the cell walls of plants because they contain the hard material of chitin"
