Explanation:
The major blood vessels that are connected to the heart include the aorta, the superior vena cava, the inferior vena cava, the pulmonary artery (which takes oxygen-poor blood from the heart to the lungs, where it is oxygenated), the pulmonary veins (which bring oxygen-rich blood from the lungs to the heart) and the coronary arteries (which supply blood to the heart muscle).
Answer:
combustible ....................
Answer:
<h3>Biologists study humans, plants, animals, and the environments in which they live. They may conduct their studies--human medical research, plant research, animal research, environmental system research--at the cellular level or the ecosystem level or anywhere in between.</h3>
Answer:
La importancia de la ADN en la celula es que la ADN contiene las instrucciones para construir las proteinas del ADN.
Explanation:
La ADN tambien se puede replicar y hacer copias de ella misma en cual esto es importante porque las celulas se dividen y necesitaran una copia del ADN original para poder crear mas celulas.
