Answer:
Red blood cells transport oxygen around the body. They are specialised to carry oxygen because they: contain large quantities of a protein called haemoglobin , which can bind oxygen. don't have a nucleus, so there is more room for haemoglobin.
Explanation:
If there’s a picture I can’t see it
The depth in a multilayer rock formation with the oldest rock most likely to be found in the igneous rock because almost anywhere is where the volcanoes have formed the earth.