I think it is light so B) light
Answer:
1. A massive star depletes its nuclear fuel; gravity overpowers the star; supernova occurs; core of star collapses
2. black hole; gravitational pull
3. The center of the Milky Way
Explanation:
Four haploid cells each chromosome containing 2 sister chromatids.
you are right, it's B.) 4 haploid cells
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