HORTICULTURE

HORTICULTURE SCIENCE

PLANT BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the function of NADP+?
A
It absorbs light
B
It is an electron carrier
C
It is a light-reflecting pigment
D
It acts as long-term energy storage
Explanation: 

Detailed explanation-1: -It assists chlorophyll in capturing light. It acts as the primary electron acceptor for the photosystems . As part of the electron transport chain, it manufactures ATP.

Detailed explanation-2: -NADP is an electron carrier. It stands for Nicotinamide Adenine Dinucleotide Phosphate. NADP works with numerous enzymes to supply energy to the numerous processes in a cell.

Detailed explanation-3: -A major role of NADP is its role as co-enzyme in cellular electron transfer reactions. Moreover, the cell spends a significant amount of energy to keep NADP in its reduced form, thereby maintaining a readily available pool of electrons to reduce oxidized compounds.

Detailed explanation-4: -NADPH – The reduced version of NADP+, which serves as a proton donor and electron carrier.

Detailed explanation-5: -Chloroplasts in plants also use NADPH as part of the pathway to synthesize sugars from sunlight and carbon dioxide. As in other reactions, NADPH helps carry electrons and protons driven by sunlight into new carbon-carbon bonds, creating sugar molecules.

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