When the fertilized egg implants somewhere outside the uterus is called ectopic pregnancy
.
Answer:
B
Explanation:
They're adding the increase to the already existing populaton. There were already 49, but 11-8 = 3, so there are now 52 meerkats.
I think the correct answer from the choices listed above is the last option. The control group to be used to test the hypothesis would be the swallows with average-length tails. A control group <span>is defined as the </span>group<span> in an experiment or study that does not receive treatment by the researchers.</span>