Its A, blood circulates the hormones
Answer:
I think I it is selective breeding also known as artificial selection
Answer:
Carbon-14 has a half-life of 5,730 years. Taking one atom of 14C, this will either have decayed after 5,730 years, or it will not. But if this experiment is repeated again and again, it will be seen that the atom decays within the half life 50% of the time.
Explanation:
Yes.
The kidney is the part of the internal organ that help in the production of urine. And a normal urine should be yellowish in color.
Therefore, in a situation whereby the urine is seen to contain some red tiny droplets, specifically means the presence of an infection to the kidney.
In this case, a cloudy urine might mean the presence of white blood cell which stipulates the presence of infection.
I am 99% sure its openness. but then again theirs that 1%. <span />