How would the likelihood change if DNA sequencing revealed that the fraternal twins shared the genetic variants that contribute to the disorder?

doctors i believe if i'm wrong sorry

the answer is d.) homologous; have mammary glands

the answer is c. it will give up it's valence electron to the other atom.

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.