Answer: ensure blood flows toward your heart
Explanation:
These valves are what ensure blood flows toward your heart. Vein valves work hard, against gravity, to bring the blood that flowed down via arteries back up to your heart. When your vein valves are open and healthy, they are able to do their job properly, as the blood is easily able to flow up.
Answer:
Nightmares in children may disturb them mentally and a child can individual develop the fear against a particular thing. Children can see fearful images and unrelated pictures in their nightmares.
The Millicent father is not completely right as she does not completely have nightmares. Sleep terrors might occur during NREM ( non-rapid eye movement) sleep. The main and typical treatment is to see whether the fear or terror go away by itself or not otherwise some extra treatment must be given to the child.
The answer would be Organelle.
Answer:
cell wall
Explanation:
The cell wall is the protective, semi-permeable outer layer of a plant cell
La primera ley es llamada la ley de la uniformidad de los híbridos de la primera generación filial. Y esta dice que al cruzar dos variedades cuyos individuos tienen razas puras ambos homocigotos para un determinado carácter), todos los híbridos de la primera generación son similares.
