Why they say halloween isn't a actual holiday?

Can you me find area of the shaded region?

In anton chekhov’s the proposal, lomov talks about how much land he owns instead of making romantic gestures while trying to propose to natalya. which idea influences lomavs behavior

Dna is a polymer of which consist of a sugar, a phosphate group, and a a. amino acids; nucleotide b. nucleic acids; nucleotide c. nucleotides; nitrogenous base d. nucleotides; nucleic acid e. proteins; nucleotide