Hi~~
Human invasive use of outdoor and artificial lightning (AKA light pollution) has made us less able to see the sky and the stars. Light pollution affects our visual abilities to see objects in the sky by altering the colors and contrast of the night-sky, which makes astronomers less able to study the skies.
Answer is C) - Nuclear power produces no carbon dioxide emissions unlike coal or oil power production.
Nuclear power use natural Uranium to make energy and water is used as cooling process. Hence, nuclear power production uses natural resources.
The waste is very harmful in nuclear power production. That should be managed by a proper way.
Although nuclear power can produce a huge energy, the availability of nuclear power is less than coal and fossil fuels.
But the greatest benefit of nuclear power is, it does not emit carbon dioxide which contributes to global warming.
Antibodies identify and attach themselves to foreign cells. Hope this helped!
Silicon and oxygen as the compound name is silicon dioxide
Answer:
A) few B) 100% c) 100%
Explanation:
Muscle responds a stimulus which is capable of generating action potential. Muscle response is in a way of "ALL or NONE". Muscle response to greater stimulus by recruiting more muscle fibers.
A) At threshold there would be only a small proportion of muscle is contracting.
B) At maximal stimulus the maximum number (100%) of recruitable fibers are contrating.
C) The number of recruitable fibers can't increase above maximal stimulus because already the maximum number of recruitable fibers are contracting.
