What should come in place of ? in the given series?

Which organism does not fit into the cell theory?

The size of VNTR varies from : 

Which of the following is a kingdom of organisms?

I. Monera

II. Protista

Which of the following represents a test cross in which half the offspring is heterozygous and half would be homozygous recessive ?

The obturator on the micropyle in plants serves what function?

Which of the following disorders is caused by nondisjunction of sex chromosomes?

A man has five resistors, each of value (1/5) Omega;. The value of maximum resistance obtained by connecting them will be______.

Which of the following is a water soluble vitamin?

Which cellular organelle is referred to as the "storehouse of the cell"?

Which of the following statement is correct?