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Some enzymes require the presence of a non-protein molecule to behave catalytically. An enzymes devoid of this molecule is called a (n)
- Holo enzyme
- Apo enzyme
- Co enzyme
- Zymo enzyme
An Apo enzyme is an inactive enzyme, activation of the enzyme occurs upon binding of an organic or inorganic cofactor. Holo enzyme is an Apo enzyme together with its cofactor. A Holo enzyme is complete and catalytically active. Most cofactors are not covalently bound but instead are tightly bound.
What does NADPH2 provides during the dark reactions?
- Energized electron only
- H+ only
- Both Energized electron and H+
Both Energized electron and H+
NADPH2 provides Both Energized electron and H+ during the dark reactions. When NADPH2 splits it gives NADP+, 2e– and 2H+
NADPH2 NADP+ + 2e– + 2H+
Which of these is a function of saliva?
- Moistening and Lubrication
- Antisepsis and stabilization of pH
- Carbohydrate digestion
- All of above
All of above
Main ingredients of saliva are:
Mucus causing moistening and lubrication,
Sodium bicarbonate causing antisepsis and pH stabilization
Amylase causing carbohydrate digestion