what is a likely reason for the change from mitosis to meiosis during reproduction under these conditions?

a physical change is being made.

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.

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate