Which of these is not a defining characteristic of minerals a) hardness b) sharpness c) cleavage d)streak

c) cleavage

hope this helps!!

B. Sharpness sorry if you failed because im too late ;c

videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.

answer; both surfaces of the membrane are nonpermeable