Answer:
An organism would need a 4 chambered heart.
Explanation:
The heart consists of 4 chambers in which blood flows freely. Right atrium, left atrium, left ventricle and right ventricle.
The pulmonary arteries carry de-oxygenated blood to the lungs from where CO2 is released and O2 is picked up during the process of respiration. The pulmonary vein then takes the oxygenated blood to the left atrium of the heart and then to the left ventricle of the heart.
The hollow<span> part of a </span>bird bone<span> isn't wasted space. In some </span>bones<span>, the </span>hollow<span> cavities contain extensions of the air sacs from the lungs. These air sacs help the </span>bird<span> to get the oxygen it needs to fly quickly and easily.</span>
metchelle. When we say endocytosis, this is one of the cellular processes wherein the cell absorbs substances from the outside by invaginating the cell membrane. In this case, what happens to that part of the cell membrane that wraps around a large molecule during this process is that it separates from the membrane.Jun 1, 2017
Answer:
One that is eaten by other animals.
Explanation:
Answer:
ans The resident time would be zero because carbon is released as soon as it is absorbed