What effect does extreme temperature and extreme pH have on enzyme activity?

It speeds up enzyme activity.
It stops enzyme activity.
It slows down enzyme activity.
It has no effect on enzyme activity.

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.

the answer is