Answer:
The circulatory system comprises of blood vessels which help in removing carbon dioxide from the body. The carbon dioxide produced by the cells is collected by the capillaries where the carbon dioxide gets dissolved in the blood. This blood is carried to the heart via the veins. The heart pumps the deoxygenated blood to the lungs where gaseous exchange occurs between the blood capillaries and the alveoli of the lungs. When we exhale, the carbon dioxide is breathed out.
<span>sponges have flagellated cells called Choanocytes that line their internal chambers and create water flow to capture food.
One of the main function of choanocyte is to generate a flow of water through the sponges for to be used during its repiratory and digestive process</span>
The seminiferous tubules are the tightly coiled structures that form the bulk of the testis. They are made of developing sperm cells that are surrounded by lumen. The formed sperm are released into the duct system of the testis.
Then they are transferred to the epididymis where they where they mature. Post maturing they are released in the process of ejaculation
Answer: Water
The ideal percentage for adult women ranges between 45 and 60%, while for adult men between 50 and 65% of the total body. This makes the adult human body to average around 55-60% water. Athletes are recommended to have 5% more body water than the average adult human body range.
