To protect the cell from the invasions of bacteria and viruses.
Answer:
A
Explanation:
DNA polymerase is responsible for adding to the bases of the structure.
What attachment? I don’t see any attachment?
Answer:
A subscript is used only when more than one atom of a given type is present.
Explanation:
Molecular formulas are written with an index in the lower right corner. The index indicates the total number of atoms of one chemical element that is part of a molecule.
In the molecular formula of a compound, the coefficients can be different and that means that we have a different number of molecules of the same compound, but the indices cannot be different, because then it is no longer the same compound.
Answer:
What are nutrients?
Nutrients are substances that are derived from food which aids biological activities and are necessary for the body
Nutrients are needed by the body to derive energy from the food and liquid we take.
The main nutrient our body make use mostly is the carbohydrates, fats and protein which are used for energy. Also water is also used in the body for transportation of nutrients
Explanation: