The “bases” of RNA differ from those of DNA in that thymine (T) is replaced by uracil (U) in RNA. ... In DNA/RNA base pairing, adenine (A) pairs with uracil (U), and cytosine (C) pairs with guanine (G).
1. D i think
2. A.
3. B
4.C i think
5. A
Hope this helped
Meiosis I produces 2 haploid cells and meiosis II produces four haploid cells.
I think its C. global warming
because the other one directly threats aquatic bio diversity while global warming doesn't just affect aquatic biodiversity
