A. The chick of another loon living near Crystal Lake
Reason: B is incorrect because it is not in the same lake
C. Is incorrect because a bluegill is not the same species, therefore it does not contribute to the loon population
D. Is incorrect because that was 40 years ago, and is not current. That loon no longer contributes to the loon population.
Filtration
<span>Urea is the cellular waste product that the kidneys remove from the blood.Kidneys are the two bean shaped organs that has several functions to keep the body healthy. It not only removes urea from the blood, but also helps in the formation of urine and maintaining the fluid level of the body. The two kidneys are placed on the two sides of the spinal cord. The blood enters the kidney through the renal artery. The nephron within the kidneys mainly take out the waste products and the excess water from the blood and purifies it.If the kidneys of a person fail to work properly then it becomes important to perform dialysis for taking out the waste materials from the blood.</span>
Answer:
Density is the mass per volume, so a simple example is if you have ever tried to mix water and oil. Oil is less dense than water, so it floats on top. A boat also floats for the same reason, Its average density is less that that of water (because of the air in the hull) so it can also float.
Explanation:
I copied this hope this helps you can use this for a information.
Answer:
Classify I beilieve!
Explanation: You would need to do this because in order for you to study it you would have to classify them.