Answer:
The solar eclipse
Explanation:
When the Moon passes between Sun and Earth, the lunar shadow is seen as a solar eclipse on Earth. When Earth passes directly between Sun and Moon, its shadow creates a lunar eclipse. ... But lunar eclipses do not occur every month because the Moon's orbit is tilted five degrees from Earth's orbit around the Sun.
Is a DNA strand it pair with TCG ATA CGG TTT
B is the answer, unsaturated then saturated then supersaturated
Answer: I believe the answer is B - Nucled Acids.
Hope this helps.