Answer:
I think it's
7 - c
8 - a
9 - b
If this isn't correct please let me know so I can change it I am just trying to get you an answer.
Answer:
Hemoglobin is what red blood cells use to carry all that oxygen and carbon dioxide.
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.
Cyanobacteria, photosynthetic organisms that produce oxygen as a byproduct first appeared.
