Question

7.) During the light reactions of photosynthesis, electrons move from photosystem II to photosystem I and fall to a lower energy level. Which of the following do you predict would happen if cells had only one photosystem?

A.) A different electron acceptor would be needed before the Calvin cycle.
B.) A proton gradient would be created across the thylakoid membrane.
C.) Electrons would not gain enough energy to enter the electron transport chain.
D.) The energy needed to synthesize ATP from ADP would not be produced.

Answer 1

@radar @nincompoop @johnweldon1993 @Kainui @marylou004

Answer 2

@Nnesha @Elsa213 @freckles @Secret-Ninja

Answer 3

D ?!? this is a guess btw

Answer 4

Who might?

Answer 5

@abhisar might

Answer 6

@Abhisar @AnswerMyQuestions

Answer 7

Sorry, i don't remeber this anymore :(

Answer 8

then take my guess haha @MafHater

Answer 9

What about

10.) A biochemical reaction has the following values relating to energy flow:

T = 473K
∆S = 1.11 kJ/K
∆H = -704kJ

Which of the following statements is true about this reaction?

A.) The reaction is always spontaneous.
B.) The reaction is never spontaneous.
C.) The reaction is spontaneous only when ATP is coupled to it.
D.) The reaction is spontaneous only when the temperature is above 0°K.

Answer 10

The world wont end if you get one wrong. If you need a lot of help, i suggest you re-read your lesson or talk to your teacher. :)