Question 10 Select the correct statement about G1 phase (a) cell is metabolically inactive (b) DNA in the cell does not replicate (c) it is not a phase of synthesis of macromolecules (d) cell stops growing
In growing cells there are two classes of proteins that can trigger or check the progression of the cell cycle from the G1 phase to the M phase. These protein classes are called (i)______ and (ii)______ . (iii)______ is the English biochemist who discovered (i)______; they are so named because their significance is in the initiation and regulation of the cell division process in a (iv)______.