Answer:
The phenotype ratio predicted for dihybrid cross is 9:3:3:1.
Explanation:
A dihybrid cross tracks two traits. Both parents are heterozygous, and one allele for each trait exhibits complete dominance *. This means that both parents have recessive alleles, but exhibit the dominant phenotype. (Sorry if i Misspelled some words)
Answer:
expansion of the universe makes galaxies move farther apart
Explanation:
The universe becomes less dense as the universe expanses. Draw dots on a balloon and watch them as the balloon fills with air.
Nope, because they serve no purpose on earth
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