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Explanation:
Physical weathering because it affects the appearance by breaking down the rock instead of changing its chemical interior
Answer:
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Explanation:
In a diploid organism, one that has two copies of each chromosome, two alleles make up the individual's genotype. ... An example is the gene for blossom color in many species of flower — a single gene controls the color of the petals, but there may be several different versions (or alleles) of the gene.
