Amino Acids
Ribosomes are composed mainly of protein and RNA.
thick filaments
simple protein and non protein substance.
Most enzymes are protein, but not all protein are enzymes.
Viruses are an infectious agent composed of a simple strand of RNA with no protein component.
Ribosomes are composed mainly of protein and RNA.
Ribosomes are composed of protein and RNA.
Fingernails and hair (and claws, hooves and horns on animals) is composed of a protein called "Keratin".
thick filaments
protein
simple protein and non protein substance.
Ribosome.
Ribosomes
Amino acids
A protein.
Protein