Answer:
hope it helps..
Explanation:
During the third trimester, the fetus continues to grow in size and weight. The lungs are still maturing. The fetus starts to position itself head-down. By the end of the third trimester, the fetus is about 19 to 21 inches long and weighs about 6 to 9 pounds.
Answer:
they are good at hiding and blending in so they wont go extinct
Explanation:
Answer: -70
Explanation:
Most cells have electrical potential difference between -40 and -70 millivolts.
The scientists who provided this hypothesis had an idea that the species evolved in order to accommodate their needs on certain islands. For instance, an example is beak size of certain birds which Darwin thought that this was to eat certain foods.