I don't really know but I pick b.have always been vestigial.
P<span>atients who cannot afford to purchase bone marrow will have to wait for voluntary donors.</span>
Answer:
This is what we call Potential Energy and Kinetic Energy
Explanation:
If the bowler is rolling a ball, let's say 5 LBS, It should travel at normal speed.
The speed is also dependent on how the bowler throws the ball.
If they were to change the weight of the ball. It would most likely slow the ball down more, as it would be too heavy to go as fast if it was a lightweight ball.
It's like a person. The bigger and heavier they are, the slower they will move with their own consecutive speed. If they are lighter, they'll most likely go faster
Answer:
The first analysis to urine will be if there is presence of blood cells or macro molecules.
Explanation:
In filtration, since the urine pass trough a membrane, only small molecules could pass like glucose, amino acids, and urea.
If the urine is produce by secretion like in some insects, leeches, or teleost, then the movement of the molecules is due the osmotic pressure, so the ions are the present in the urine.
Hope this info is useful.