Which sympathetic pathway is responsible for the prolonged effect of the "fight or flight" response?

What processes take place before the mature mrna exits the nucleus?

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods. c. it shows that these organisms share the same habitat. d. it provides evidence that these organisms suffered a genetic mutation.