He observed 15 different finch species that originated as one ancestral bird. all differing in body shape, beak size, and mating habbits
Answer:
The plates slide out of gaps that sometimes create mountains, and they can become volcanoes.
Explanation:
<h2><u>Answer:-</u></h2>

✯ Synapse is the gap between neurons that ensures that information travels in one direction only.
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Therefore, the 2nd statement [B] is correct.
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<h3>
<u>Addit</u><u>ional</u><u> </u><u>Inf</u><u>ormation</u><u>:</u><u>-</u></h3>
A Synapse is a small gap at the end of a neuron that allows a signal to pass from one neuron to the next. Synapses are found where nerve cells connect with other nerve cells. Synapses are the key to the brain's function.
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The term synapse was first introduced in 1897 by Michael Foster in his "Textbook of Physiology" and derived from the Greek synapsis, meaning "conjunction."
The doctor removed the duodenum from the body.
Answer:
A process of change in a population through genetic variation.
Explanation:
Evolution is the process of change in heritable characteristics of populations of organisms over several generations as it allow natural selection in it.
Genetic variation which refers to differences in gene frequencies is an important force in evolution which relies of natural selection to cause an increase or reduce gene frequencies in a population. Evolution lead to changes in genetic material of populations over time which make them to develop genes that will allow them to adapt to their environment for survival and reproduction.