By applying the rules of probability to a tt × tt cross, determine the probability of the offspring being heterozygous (tt). 25 percent 50 percent 75 percent

hi, natural selection of the peppered moth during the industrial revolution in 19th-century england is an example of an outlier in the study of evolution. during this time, pollution from factories filled the forests, coating trees in a layer of soot—turning white trees black

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gokuson

the correct answer is:

a population changes in response to a change in the environment.

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects

the answer would be 2, if crossing over doesn’t occur 2 out of 4 of the daughter cells will have that allele.

hope this : )