Our solar system is thought to have started with the birth of our sun, which formed from a cloud of interstellar dust and gas. this cloud condensed and eventually collapsed from its own gravitational pull. the heat and pressure built up, forming a protostar. eventually nuclear fusion began. planets formed from remaining dust and gas orbiting the protostar. this explanation best describes

Refer to the family pedigree shown here. in generation i, one parent is affected by the gene mutation and one parent isn't. in generation ii, all three children are affected by the gene mutation. what can you conclude about this gene mutation? a. all children born in future generations will be affected by this disorder. b. this gene mutation is a dominant disorder. c. this gene mutation is a recessive disorder. d. the generation i mother is a carrier of this gene mutation.