Loading...
Loading...
Chromosomes are made up of DNA.
Nucleotides
Genes are located on chromosomes, through the sequence of nucleotides on a DNA strand.
Cell nucleus
mRNA
mRNA reads the DNA code in the cell nucleus.
DNA Code
Ribosomes
Ribosomes build proteins out of amino acids, which are carried by tRNA.
tRNA
Amino acid
Brush border of small intestine
Lactase
Welcome to “The Protein Story”! We’re lactase, and today we will teach you how we break down lactose!