29. A student's mother is heterozygous for attached earlobes, a recessive trait. The student's father is also heterozygous for that
trait. What is the percent likelihood that this student has attached
earlobes?

the answer is "a.) well–developed vascular system."

explanation:

i dont know it at allnow im just getting points at this pint

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.