Answer:
The algae can release harmful chemicals known as "bio-toxins" that can contaminate the water and kill the organisms living in the ecosystem
Explanation:
Answer: evolution only leads to increase in complexity when complexity is beneficial to survival and reproduction.
Explanation:
Like the right atrium, the left atrium also has valve in its auricle.
<h3>What is heart?</h3>
The heart is defined as the major organ of the cardiovascular system which is used by the body to pump blood through out the cardiovascular system.
The heart is made up of the following:
Both the left and right atrium are separated from the ventricle by the valves which helps to prevent the back flow of blood.
Learn more about heart here:
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