Answer:
I think it's D, but it could be B.
Explanation:
The immune system helps guard against infection, protect from UV radiation, and regulate body temperature.
This would affect the population of the rabbits isf this happens the increase of population on the rabbits then if theres an increase on the rabiits then there will be a limiting factor of food for them this will affect the carraying capacity of the ecosystem
MRNA has a complex secondary structure; 3D. While tRNA is more like an X figure.
