Answer:the correct answer is eating or breathing
Explanation: because most animals eat to get the substances they need and breathing is also a big one if they don't breath they will die like the every being on this planet needs oxygen to live if we do not have those we will drop over dead.
The answer is glucose.
Hope this helps.
Answer:
C) Lower back
Explanation:
The lumbar area is located between the chest, the spine and the sacrum. This area corresponds to the lower back and has five vertebrae: L1-L5. According to this, the answer is that based on this statement, the EMT should expect to find bruising in the lower back.
I’m assuming it’s going to be positive for bones will release calcium into the blood, bringing the blood calcium levels back up and for negative the brain will sense the decrease and send a chemical message to your bones. I’m not sure if this is right
The correct answer is option Covalent bonds.
The water is a molecule formed by the covalent interaction between one oxygen and two hydrogen molecule. The chemical formula of the water is 
. In the water molecule, each hydrogen atom shares an electron with the oxygen. The oxygen is more electronegative so, it pulls the electron towards it, and gains a partial negative charge and the hydrogen gains a partial positive charge. The partial positive charge of hydrogen in one molecule attracts the partial negative charge in other molecule and forms inter molecule hydrogen bonding.
