" Which of the following is non-polar? "

Which of the following are non-polar?

Which of the following are non-polar?

Which of the following is a non-polar amino acid? (a) Alanine (b) Glutamic acid (c) Serine (d) none of these

Which of the following bond is non-polar

which of the following is a non-polar amnio acid ?

Which of the following are non-polar and planar?