Answer:
2,990,000
Explanation:
If 1 hectare = 10,000 M^2 and there are 299 worms in 1 square meter then
(299)(10,000)= how many worms in 1 hectacre
(299)(10,000)= 2,990,000
Answer:
B. Producing Energy
Explanation:
Mitochondria are known as the powerhouses of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell.
I would say the answer is transport work!
Substances can go through the cell membrane through active and passive transport! Active transport is powered by adenosine triphosphate, ATP!
Answer:
Friedrich Mieschers was a Swiss physician who discovered the DNA from white blood cells.
<em>Hence, the contribution of Friedrich Mieschers for the genetic code is that he isolated and observed the DNA. DNA is the material from which the genetic code is made. </em>
Friedrich discovered that the white blood cells have a substance called nuclein which is present in the nucleus of an atom. He discovered that this substance was acidic in nature and contained phosphates hence, it could not be a protein.