The molecules will move closer to each other. They will contract.
<u>Explanation:</u>
When there is energy in the particles, they will move move apart from each other. The will be far apart from each other and mostly the state of the matter will expand. It will be from solid to liquid to gas.
But when the energy is removed from the substance, the particles will move closer to each other. They will contract. The state of matter will contract from gas to liquid to gas.
<span>Ptyalin hydrolysis does not continue in the stomach because it is destroyed by the stomach once it enter the stomach. </span>
Ptyalin is an amylase enzyme commonly found in the saliva of
humans and animals. This enzyme is secreted in the mouth ( buccal cavity) and catalyze
the hydrolysis of starch into maltose and dextrin. Immediately the starch
leaves the mouth and enter the stomach, stomach acids destroy the ptyalin.
Answer:
b) aorta
Explanation:
On contraction of the atrium, the atrioventricular valves open and push blood to their respective ventricles. Oxygenated blood from the left atrium moves to left ventricle. On contraction of ventricles, semilunar valves open and oxygenated blood from left ventricles is pushed into the aorta, a major artery which distributes blood to the body cells through different arteries.
