Ribosomes are the site of translation of strands of transferRNA into chains of amino acids. Ribosomes allow the reading of the genetic information coded for by the tRNA which codes for the position of amino acids along a protein
A.) Veins in the pulmonary circuit carry oxygen-rich blood
red blood cells are used to circulate oxygen through out the body, thus it is true.
The correct answer is b, antigens
I think you are looking for the word, Metaphase.
I believe it is the crust