TLS Online TPP Program

#Question id: 40525


Consider the following statements regarding species delimitation:
1.Reproductive isolation is central to the biological species concept
2.Cryptic species challenge morphology-based taxonomy
3.Allopatric populations are always separate species
4.Molecular evidence can reveal hidden diversity
Which are correct?

#Environmental Science
  1. 1, 3
  2. 1, 2, 3 and 4
  3.  2, 3, 4
  4.  1, 2, 4