Answer:
The continents were once connected as one landmass.
Explanation:
This did happen it's called Pangea. There were similar fossil records in different continents.
Wide, thin, round, rough, smooth, hard, soft.
Answer:
Cell membrane and vesicle
Answer:
Myelination.
Explanation:
Brain acts as one of the most important organ of the body that helps in receiving the stimuli and interpret the information in the form of signal. Two main types of neuron are myelinated neuron and unmyelinated neuron.
The myelinated neuron increases the conductivity of the impulse. The myelinated neurons are much more active than the unmyelinated neuron. In case of the quick thinking and instant actions, the myelinated neurons play an important role.
Thus, the answer is myelination.
Answer:
MULTICELLULAR-means many cells whereas UNICELLULAR means one cell
Explanation:
