Which molecule contains the coded information required to produce the chemicals necessary for the organism to function like its parents?

Erwin Chargaff $(1950)$ estimated that . . . . . . .

With which nitrogenous base does cytosine pair?

$DNA$ strands are antiparallel because of the presence of

Provide definitions/explanations for the following terms: $Nucleosome$ and $Euchromatin$.

$A$ dinucleotide is obtained by joining two nucleotides together by a phosphodiester linkage. Between which carbons of the sugar of the nucleotides are these linkages present?