Which enzyme is the most abundant protein in the whole biosphere?

What does the stroma of the chloroplast in higher plants contain?

Phosphatase enzymes in the $C_3$ cycle participate in:

Which of the following processes shows light deacidification and night acidification?

The thylakoids are removed and kept in a culture medium containing $CO_2$ and $H_2O$. If the setup is exposed to light,hexose sugars are not formed as the end product. The most appropriate reason for this is that

What does the stroma of the chloroplast in higher plants contain?