Answer:
Some parts of the cell theory would change because maybe the original one said something completely different. so some parts of the cell theory would change like: all cells comes from preexisting cells.And It would changed to something like: All cells form all by them selves.
Explanation:
Answer:
Lg and dp went up and dg and lp went down
Explanation:
The process is called Transduction
Answer: B. Shear stress
Explanation: Shear stress is created when two objects are pushing against each other sideways. The image below shows examples of the other options and why they are incorrect.
Answer:
The appearance of free oxygen in the Earth's atmosphere led to the Great Oxidation Event. This was triggered by cyanobacteria producing oxygen which developed into multicellular forms as early as 2.3 billion years ago
Explanation:
To clarify what I said here are some questions to help!
How did oxygen first appear?
Whiffs in the air is how oxygen first appeared billions of years ago.
For the most part, scientists agree that oxygen, though lacking in the atmosphere, was likely brewing in the oceans as a byproduct of cyanobacterial photosynthesis as early as 3 billion years ago
When was oxygen found?
2.33 billion years ago
Since its first appearance 2.33 billion years ago, oxygen accumulated in high enough concentrations to have a weathering effect on rocks just 10 million years later.
I don't know if this helped you but if it does, please let me know!
