Ithink soo gtg banding
technique...
Answer:
Explanation: Ecological barriers are natural borders between two ecosystems such as a desert, rivers, or mountains.
Answer:
D .job interview...........
Answer:
B - Repeating the experiment gives the same results.
Explanation:
For more reliable results in an experiment it must be repeated multiple times to see if the data is accurate.
Hope it helps! :D