Answer: hydrogen
Explanation:
Two elements make up the overwhelming majority of the sun's matter, by mass: hydrogen (about 70 percent) and helium (about 28 percent).
Answer:Stars are formed in clouds of gas and dust, known as nebulae. Nuclear reactions at the centre (or core) of stars provides enough energy to make them shine brightly for many years. The exact lifetime of a star depends very much on its size.
When a neuron is at rest, ................................. of POTASSIUM IONS inside the cell relative to the outside.
When a neuron is resting, the concentration of sodium ions outside the cell is very high compare to the inside of the cell while the inside of the cell has high concentration of potassium compares to outside of the cell.
All arthropods Have Exoskeletons . Hope I helped
Answer:
There are three main parts of the midbrain - the colliculi, the tegmentum, and the cerebral peduncles. Of the 12 cranial nerves, two thread directly from the midbrain - the oculomotor and trochlear nerves, responsible for eye and eyelid movement.
Explanation:
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