Julie has red hair, while Billy has brown hair. Explain how differences in their chromosomes can account for this difference in appearance.

you go to account and hit delete!

explanation:

it would lead to upper respiratory infections and pneumonia.

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.