What do animals use to get oxygen to every cell? lungs
red blood cells
osmosis
all of the above

how do animals obtain oxygen? animal cells exchange oxygen and carbon dioxide with their surroundings by diffusion across the puter coverings or membranes of cells.

Explanation:

The chemical inside them called Haemoglobin helps them do this. When the blood passes through a capillary next to an alveolus in the lungs oxygen diffuses into the red blood cells, where it combines with the haemoglobin to form a bright red substance called oxyhemoglobin.

Explanation:

hope this helps you

answer; i believe is(b)converging

dna is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).