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:
Answer:
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Explanation:
Various environmental factors having negative effect on bees fitness are: intensive agriculture with included regular pesticides use, deficiency of eminence food and loss of habitat, pathogens and pests (Brutscher et al., 2016, Goulson et al., 2015a, McMenamin and Genersch, 2015, Tantillo et al., 2015).
Hydrolase
This is because it catalyzes a hydrolysis reaction.
Answer: Because of pollution and overfishing