Answer:
Neurons
Explanation:
Neurons are specialized cells, found in the nervous system, which transmit information.
Neurons contain a dendrite, a soma, and an axon. Some axons are covered with a fatty substance known as the myelin sheath, which surrounds the axon, acting as an insulator and allowing faster transmission of the electrical signal.
I used this site, please read it over whenever you are free.
https://opentextbc.ca/introductiontopsychology/chapter/3-1-the-neuron-is-the-building-block-of-the-nervous-system/#:~:text=Neurons%20are%20specialized%20cells%2C%20found,transmission%20of%20the%20electrical%20signal.
A cell wall, cytoplasm and ribosomes
Oxygen was initially created in Earth's atmosphere by algaes. It is estimated that marine plants produce between 70 and 80 percent of the oxygen in the atmosphere. Nearly all marine plants are single celled, photosynthetic algae. Hope this answers the question.
Answer:
L. H. Bailey
Explanation:
A cultivar is variety of a plant specie that has been developed from a natural species and maintained under cultivation. The are usually plant species that have been selected from a population because of their distint and desirable characteristics which are usually maintained during propagation.
The term was introduced by L.H Bailey