Ventricles need more, denser muscular tissue because they pump blood to either the whole body(aorta) or to lungs(pulmonary artery). Atria on the other hand pump blood straight to the ventricles so they do not need as much force and power to pump the blood.
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Antibodies identify and attach themselves to foreign cells. Hope this helped!
<span>Once the pollen from one plant is carried to another plant the stamen fertilizes</span>
<span>Genetic diversity represents the total number of genetic characteristics of the species, simply it is diversity within species. It is different from genetic variability, which describes the tendency of genetic characteristics to vary (genetic differences which are found in and among populations).</span>
Answer:
Wastes and the remains of dead organisms would pile up and the nutrients within the waste and dead organisms would not be released back into the ecosystem
Explanation: