Mutations that occur in dna sequences during replication a) usually harmless to the individual who inherits the mutation b) usually harmful to the individual who inherits the mutation c) mistakes that are always fixed through cellular processes d) often related to disease

b

Explanation:not sure tho

c. establishing proper sleep hygiene

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.