Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 what do the numbers after the arrows represent? the number of the question that should be considered next the number of points that should be added to the organism’s identity total the probability that the organism has the described characteristic the number of species that have the described characteristic

the answer is A. because when you get that trait the number tells you where to go next.

The Answer is A.the number of the question that should be considered next

Explanation: In a dichotomous key, the numbers direct you where to go.

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and colour.

explanation:

on island x the species needed to adapt because they were being subject to predators which didn't inhabit island y.