The answer is sea stars. Sea stars can then push their stomachs out of the body while inserting it into the prey thus the food is being digested externally. Echinoderms are having 5 or at times multiple of 5 arms. Their shell is made of calcium carbonate.
Hey there, whats up
the answer is: <span>they trap heat in the atmosphere, warming the planet
hope it helps ;) good luck</span>
Formula. The chemical formula that represents all of these stages throughout the cellular respiration process is: Spelled out, it states that glucose and oxygen yield carbon dioxide and water and a maximum<span> of 38 molecules of ATP. The ATP molecules are now used as the energy currency of the cell.</span>
<u>Answer:</u>
Integrator compares sensory information to a target value.
<u>Explanation:</u>
- Integrator is responsible for sending 'instructions to an effector' based on 'sensory information' which eventually give responses.
- These effectors execute the necessary changes required to adjust with the environment. Integrator act as the control centers.
- Integrators send signals to the effectors after comparing the variables or changes at a definite set point.
- However, its function mechanism is 'dependent on the feedback loop'.
Oxygen and carbon dioxide travels to and from tiny air sacs in the lungs, through the walls of the capillaries, into the blood. Blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs.
