As a result of a mutation the DNA sequence AGT - TGA - CAT changes to AAT - TGA - CAT Which best describes the mutation?
It is a substitution in which the DNA base, G, was replaced with a different DNA base, A
O It is a deletion in which the DNA base, G was replaced with a different DNA base, A
It is a substitution in which three DNA bases AGT, were replaced with three different DNA bases, AAT.
O It is a deletion in which three DNA bases, AGT were replaced with three different DNA bases, AAT
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oceans

indian ocean

pacific ocean

atlantic ocean

arctic ocean

southern ocean

maybe because its impossible for balloons to lift a whole entire house.

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.

d. changes in climate and historical records

hope this