The purpose of a presumptive test is to see which substance the sample is.
Answer: German scientist Alfred Wegener
Explanation: <em>In the early 1900s, the German scientist Alfred Wegener noticed that the coastlines of Africa and South America looked like they might fit together. He also discovered evidence that the same plant and animal fossils were found along the coasts of these continents, although they were now separated by vast oceans.</em>
Answer:
Explanation:
Option 4 bescause theres 4 extra cell and they are haploid.
Answer:
there are 6 lava of silkworm moult.
A squirrel stores food in a tree hole.
