Yes you need to call another ambulance because you need to take care of someone with a broken arm , head injury (also unconscious) you would need another ambulance to check on the pregnant woman and man with cuts and scratches.
Answer:
There is no enough data on Earth's temperature before life appeared.
Explanation:
Gross motor - controlling the head, sitting, crawling, maybe even starting to walk. Fine motor - holding a spoon, picking up a piece of cereal between thumb and finger. Sensory - seeing, hearing, tasting, touching and smelling. Language - starting to make sounds, learning some words, understanding what people say.
Yes, all polypeptides have tertiary structures. All proteins have primary, secondary and tertiary structures. However, quaternary structures only arise when a protein is made up of two or more polypeptide chains. Hope this answers the question. Have a nice day.