Human are called heterotrophs because they can not prepare their own food from simple carbons sources but obtain ready made food from other organisms like plants etc.
The blood would get pumped to the bottom of the ventricle, and no blood flow would occur.
Answer:
There's no eclipse at every full moon and new moon because the moon's orbit is inclined to Earth's orbit by about five degrees. Most of the time, the sun, Earth and moon don't line up precisely enough to cause an eclipse.
Explanation:
During a lunar eclipse, Earth comes between the Sun and the Moon, blocking the sunlight falling on the Moon. Earth's shadow covers all or part of the lunar surface.
There are some reasons which could be mentioned:
1)Energy is lost as heat at each feeding level
2)Consumers who feed directly on plants have more energy for themselves than consumers feeding on other consumers. Indeed, energy again is lost in each level.
3)Feeding cattle is not productive, because energy must be transferred from plants to the cattle and then to people.
They are usually held out for a period of FOUR TO SIX WEEKS after diagnosis. Splenomegaly is an infectious disease that corrupt the spleen and the enlarged spleen usually persist even after all the symptoms have disappeared. Because of this, athletes should not resume active exercise too soon. Generally, the shortest period after which it is okay to resume active exercise is four weeks after all the symptoms have gone.