Answer:
chloroplast........................
Answer:
nuclear fusion
Explanation:
When the density and temperature at the core of the gravitationally collapsing nebula reaches values when nuclear fusion is triggered and sustained, that marks the birth of the star.
The answer is Liver disease
It will cause vasodilation of blood vessels in the brain.
CO2 is one of the metabolic end products that can alter the
tone of the blood vessels in the brain. High CO2 levels cause vasodilation,
which may cause headache, whereas low CO2 levels cause vasoconstriction, which
may cause lightheadedness. The statements included in the other options are
incorrect effects.
Which two mineral samples would be most
difficult to distinguish from each other based on
their color, luster, and streak?
diamond
Talc is the softest and diamond is the hardest. Each mineral can scratch only those below it on the scale.