Scenario 1:
- Open COI.aln
- Select the first sequence in the name list
- Copy the selection
- Paste the selection
Expected state: the copied sequence is inserted right below the selected sequence
Scenario 2:
- Open COI.aln
- Select the first sequence in the name list
- Copy the selection
- Press the Esc button
- Paste the selection
Expected state: the copied sequence is inserted right below the last sequence
Scenario 3:
- Open COI.aln
- Select the first 5 sequences in the name list
- Copy the selection
- Select the 8 sequence
- Paste the selection
Expected state: the copied sequences are inserted right below the 8 sequence