Dna is double stranded helix, connected by what could be described as "ladder rung" are actually nucleotides, the building block
s of dna. a sequence of three of these nucleotides is known as a codon. codons are important in the composition of proteins, because each codon calls for a specific __________.
Jack. A signpost is a non-living thing and non living things do not grow. Sam is an adult and he has stopped growing already. Jack is a child and will continue growing the next few years.
