The moon's gravitational force
Answer:
The bipedality
Explanation:
<u>One of the things the discovered fossil signified was that human bipedality was more ancient than the large brain size</u> because Lucy actually had a small skull which could indirectly be translated to small brain size.
NOTE: Bipedality can be described to mean the ability of an organism to move about with two legs. Hence, it must have been discovered that Lucy had two legs.
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>
Explanation:
<em>In </em><em>the</em><em> </em><em>earth's</em><em> atmosphere</em><em> </em><em>gases </em><em> </em><em>and</em><em> </em><em>particles</em><em> </em><em>scatter </em><em>sunlight</em><em> </em><em>in </em><em>all </em><em>directions</em><em>.</em><em> </em><em>Blue</em><em> </em><em>light</em><em> </em><em>is </em><em>scattered</em><em> </em><em>more </em><em>than</em><em> </em><em>other </em><em>colours.</em><em> </em><em>So </em><em>sky </em><em>is </em><em>blue</em><em>.</em><em>.</em>
<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>Hope</em><em> </em><em>it </em><em>is</em><em> </em><em>helpful</em><em> for</em><em> you</em>