Answer:
Natural protein fibers.
Explanation:
Fibers such as wool, hair,and silk, are made of protein. These are all natural fibers.
<em>Hope this is correct. Wishing you the best.</em>
Example of selective breeding: Cows that produce lots of milk. Selective breeding to create more useful varieties of animals and plants is a form of biotechnology that human beings have used for thousands of years. Biotechnology includes any use of science or technology to alter the characteristics of a particular breed or animal.
Our elbow bends all the time, we bend it when we pick up things, when we eat, when we do mostly everything. Cows on the other hand dont pick up food with there feet, they use there mouths, and they probably only bend when they are walking.
Answer:
It's a loner compared to other stars.
Explanation:
Most stars have a companion, with some part of a triple or even a quadruple system.
