Answer:
La célula vegetal comparte similitudes con la célula animal. ... No obstante, se diferencian porque la célula vegetal posee una función que le permite realizar la fotosíntesis, proceso químico a través del cual las plantas sintetizan sustancias orgánicas empleando energía lumínica, para después liberar oxígeno
Explanation:
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Answer: Valves in the veins
Explanation: The flow of the blood inside the body takes place through the veins and arteries. The oxygenated blood from the heart is supplied to the different parts of the body.
The blood flows from the capillaries to the venules and from there to the veins. The blood moves in the veins by the rhythmic movement of the smooth muscles in the body.
Most of the blood moves against the gravity so there is a chance that it can backflow so to prevent this there are valves in the veins known as one way valves.
Bacteria<span> are single-celled, </span>prokaryotic<span> microorganisms that exist in abundance in both living hosts and in all areas of the planet.
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Answer:
1 at one is the answer
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