Question

Why rubisco is must for c4 plants

Answer 1

c4 plants used this 4 dash carbon compound to effectively"concentrate" CO2around rubisco so that rubber score is less likely reacted with C2 this enzyme is called phospoenolpyruvate (PEP) carboxylase and it has no oxygenase activity and has a much higher affinity for SEO 2 then rubisco

Answer 2

C4 plants use this 4-carbon compound to effectively “concentrate” CO2 around rubisco, so that rubisco is less likely to react with O2. ... This enzyme is called phosphoenolpyruvate (PEP) carboxylase, and it has no oxygenase activity and has a much higher affinity for CO2 than rubisco.