C because oxygen was a byproduct of photosynthesis and proved to be EXTREMELY important in the atmosphere.
There are differences between Eukaryotic and Prokaryotic cells. This difference is considered to be the most important distinction between groups of organisms.
A Prokaryotic cell does not contain a nucleus. It only contains one chromosome and is a single-celled organism. It was the only form of life on earth for millions of years. Examples of a Prokaryotic cell are the different types of bacteria present today.
A Eukaryotic cell contains a nucleus; more than one chromosome and is typically a multi-celled organism. <span>Both plant and animal cells are eukaryotic cells.
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The earth is always moving so therefore things will shift around.
<span>D. transmits impulses to the central nervous system from sense organs</span>
sensory neuron
Sensory neurons are the neurons responsible for receiving the information from the environment or the stimuli. This sensory neurons pass the message thru interneurons and then to Central Nervous System (brain and spinal cord) which then sends the signal to the motor neuron.
Answer:
b i hope it helps you !!!
Explanation: