The subunit of DNA (that has 3 key parts) is called this.
What is a nucleotide?
The definition for this word is: DNA is tightly coiled around proteins called histones, in the shape of an X.
What is Chromosome?
The parts of a nucleotide include a base, phosphate and this piece.
What is a sugar?
This is long chains of amino acids that fold to become an expressed physical trait.
What is a protein?
These two parts make up the sides of the DNA ladder.
What is phosphates and sugars
This is what a double helix looks like:
What is Twisted Ladder
This is a mutation.
What is a change in a DNA sequence that affects genetic information.
A segment of DNA that codes for a protein is called this.
What is a gene?

What is a protein?
This is the part that fits through the nuclear pores.
What is the mRNA?
The vocab word is hierarchical organization.
What is a way of organizing living things from least to most complex?