If blood typing is not available in an emergency situation, O-Negative blood is universally accepted by all blood types because it is absent of any antibodies. Therefore, if O-Neg blood is on hand in emergency situations, it can be given to anyone.
Answer: Option A, B and D are correct.
Explanation:
ATP or adenosine triphosphate can be defined as the high energy molecules that is used by all the living organism.
This molecule is released by the combustion of carbohydrates in the presence of oxygen.
The energy is stored in the phosphate bonds and adenosine triphosphate contains 3 phosphate molecules.
Answer: When using fossils approximate age by comparing it to similar rocks and fossils of known ages, is called relative dating.
Using that method we can determine the age of rock layers. That’s our way of dating them.
Hope this helps! ^^
