The diagram shows a model of a section of double-stranded DNA. The straight lines and dotted lines represent chemical bonds between the components of the molecule.
During DNA replication, which chemical bonds break apart? Select all that apply.

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Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area

Amouse that is homozygous for the dominant trait has the genotype . it has . a mouse that is homozygous for the recessive trait has the genotype . it has . image of fur color of mice