Which evidence provides support for the nebular theory. a) scientists have observed the formation of a distant solar system. b) the nebular theory has been proven mathmatically. c) astronomers have observed proplanetary disks around distant newborn stars. d) none of the above

The cluster of developing cells from conception until birth is called an

What substance acts to prevent sudden ph changes in bodily fluids?

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.