The distance from Earth to the moon is about 384,400 km. How many light-years is this?
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Name the organs of humanelemintary canal.

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

Atest cross can be used to -predict the phenotypes of a monohybrid cross -predict an unknown genotype of a purebred dominant plant -cross-breed dominant and recessive plants -give probabilities that a trait will appear