18. The concentration of hydrogen ions is greater inside the thylakoid than
outside. Which reaction releases hydrogen ions inside the thylakoid?
a. the break-up of water molecules
b. the formation of water molecules
c. the break-up of NADPH
d. the formation of NADPH

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i might be wrong but i think its a. let me know if i’m right and have a good rest of your day!

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.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.