Formation of the Earth's Atmosphere. The early Earth was very different from our Earth today. The early Earth experienced frequent impacts from asteroids and meteorites and had much more frequent volcanic eruptions. There was no life on Earth for the first billion years because the atmosphere was not suitable for life.
C. In anaerobic exercise muscles do not use oxygen. In aerobic exercise muscle use oxygen.
Answer:
yes
Explanation:
that is the answer I think so.
Answer:
Bony Fish
Explanation:
i got it right on my test!
Answer:
Option-B
Explanation:
Schleiden was a German botanist and Schwann was a German zoologist who independently observed that plants and animals are made of cells.
Once when they together met in a conference, they shared what they observed and later both reached the conclusion that cell is the functional and structural unit of living organisms.
In the given question, since Schwann was a zoologist, therefore, he concluded that the cell in an organism must function properly whereas Schleiden was a botanist and concluded that the different structures of a plant are composed of cells.
Thus, Option-B is the correct answer.
