Why was natural selection an important contribution to the theory of evolution?
is
it proved that evolution is true
it explained how evolution works.
it summarized the process of evolution
it highlighted the main points of evolution
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Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.