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2. In what ways are the mutations described in Steps 5-6 and 7-8 different from those described in Steps 9-10 and 11-12?

Explanation: the mutation occurs when chromosomes are defected by an harfull radiation ,alpha,beta,gama etc . the cause break in chromosome .

there are certain syndromes were product of this .

also from parential generation some mutation are there.

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what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.

the answer is: metamorphic rocks often show the presence of fossils, also a

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-lavira: )