Answer:
D Flu is caused by a virus.
Explanation:
Antibiotics are designed for bacteria, not viruses.
If all plants were to die, photosynthesis wouldn't occur and that would affect the ecosystem because every other biotic organism would not have oxygen to breathe.
Is 24 because 48 divided by 2 is equal to 24
Answer: The postsynaptic cells has many synapses with many presynaptic neuron.
Synapse can be defined as a structure that
allow neuron to send a chemical or electrical signal to another neuron.
However, postsynaptic potential is a temporary change in the electrical
polarization of the membrane of a nerve cell and they are known to be receiver
of neurotransmitter message.
