The rhythmic beat of the arteries as a person's blood flows through their body

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?