Ignore the top please, but i need the answers to the bottom

7. Adenine (A), nitrogenous bases

8. cytosine

9. nucleotides

10. purine

11. double helix

12. genetic material

13. single-ring

14. double-ring

15.  nucleic acids

16. chromosome

Hope this helps :)

P.S. plz ask if you need any clarification

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.