Radioactive C14 is given to CO2 and released to atmosphere. This CO2 is taken by RuBP in a C3 plant. First radioactive C14 is seen in which compound?

Question

Radioactive C14 is given to CO2 and released to atmosphere. This CO2 is taken by RuBP in a C3 plant. First radioactive C14 is seen in which compound? (A) PGAL (B) PEP (C) RMP (D) PGA

Tardigrade Admin · Accepted Answer

C14 is an isotope of carbon. It has been used to draw the path of carbon fixation in the process of photosynthesis. This levelled C14 becomes incorporated with 14CO2 which is accepted by RuBP and a 3 carbon compound, phosphoglyceric acid (3 PGA) is formed. 3-PGA is the first stable compound.

Q. Radioactive C14 is given to CO2​ and released to atmosphere. This CO2​ is taken by RuBP in a C3​ plant. First radioactive C14 is seen in which compound?

PGAL

PEP

RMP

PGA

C14 is an isotope of carbon. It has been used to draw the path of carbon fixation in the process of photosynthesis. This levelled C14 becomes incorporated with 14CO2​ which is accepted by RuBP and a 3 carbon compound, phosphoglyceric acid (3PGA) is formed. 3−PGA is the first stable compound.

Q. Radioactive $C^{14}$ is given to $C O_{2}$ and released to atmosphere. This $C O_{2}$ is taken by $R u BP$ in a $C_{3}$ plant. First radioactive $C^{14}$ is seen in which compound?