The allele for brown fur (b) is dominant over the allele for white fur (b). what is the probability that an offspring of the cross shown above will have the genotype bb?

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

Explain the significance of the increased cell specialization of the volvocine line

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