The heart, blood vessels and blood itself are three essential components the body needs to survive. The circulatory system consists of two circuits that blood travels through; pulmonary and systemic.
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Explanation below
Explanation:
Loon is a group of bird that usually reside or visit water bodies especially the lake.
It has been discovered that the Loon always get attached to a lake even more than its mate, to the extent that the Loon always comes back to the lake.
Also, it has been discovered that the Loon can change their mates anytime they want.
In this case, drought will surely affect the outcome of the game. This is because water is very essential to the bird. They will drink the water, swim to relax their bones.
In conclusion, the Loon is capable to stay under the water for upto five minutes.
Answer:
An analogy for the cell wall is that the cell wallis like an outer wall along a castle (enclosed compound). The cell wall is a rigid outer barrier.
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Epithelial cells are tightly packed, and this lets them act as barriers to the movement of fluids and potentially harmful microbes. Often, the cells are joined by specialized junctions that hold them tightly together to reduce leaks.
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