The answer is Event 1. A solar eclipse occurs when the moon gets between the sun and Earth and blocks the sunlight from reaching Earth's surface during daytime, thus casting a shadow over Earth. A lunar eclipse as represented by Event 2 happens when the moon passes into the shadow of Earth at night and we can see the moon darken.
Answer: The hilum is the point at which arteries carrying nutrients and lymphocytes enter the lymph node and veins leave it. Afferent lymphatic vessels enter the lymph node through the capsule peripherally and efferent lymphatic vessels leave the node via the hilum.
Explanation:
Answer:
10
Explanation:
The ratio between the somatic cells and gametes is 2:1. Therefore, since the somatic cell has 20, the gamete would have half: 10.