Answer:
False
Explanation:
Uncertainty is one of the biggest parts of science.
There are many things that have been uncertain in science, and there are still lots of things for us to discover.
Uncertainty in science is the reason why experiments are done and why hypotheses are made.
Uncertainty IS a part of science, and is a very important part, so the statement is false.
Answer: Option A.
nephron loop multiplies the concentration of salts in the interstitial fluid of the kidney medulla.
Explanation:
countercurrent multiplier is a system that utilize energy that create osmotic gradients and enable reabsorption of water thereby increase concentration of urine. The countercurrent multiplier uses electrolyte pumps there by making the nephron loop increase the concentration of salts in the interstitial fluid of the kidney medulla because it allows the nephron to reabsorb alot of water and and increase the concentration of urine for excretion while at the same time using as little energy as possible.
Answer:
it is poisonous or harmful to the human body
