<h3><u>Answer;</u></h3>
A. Gas exchanges takes place by diffusion.
B. It is an open system.
<h3><u>Explanation</u>;</h3>
- Most molluscs and arthropods have an open type of circulatory system.
- Open circulatory systems pump blood into a hemocoel with the blood diffusing back to the circulatory system between cells.
- Blood is pumped by a heart into the body cavities, where tissues are surrounded by the blood.
It is stored as Glycogen in the liver
Answer: warm water
El Nino is a climate change pattern which describes the unusual warming of water of Pacific Ocean. The atmospheric pressure above the water decreases. The warm water increases the temperature of wind. The warm wind moves towards the East Equator.
Holder you just got to get the products
