Answer:
Explanation:
The tricuspid valve separates the right atrium from the right ventricle carrying deoxygenated blood from right atrium to right ventricle
The mitral/bicuspid valve separates the left atrium from the left ventricle carrying oxygenated blood from left atrium to left ventricle
Pulmonary semilunar valves separates the right ventricle from the pulmonary artery preventing bachelor of blood.
Aortic semilunar valves separates the left ventricle from the aorta preventing backflow of blood
Answer:
it depends upon the atomic number
Explanation:
if the atomic number is below 4 it will lose electrons
if the atomic number is above 4 it will gain electrons
if the atomic number is 4 it will share its electrons with other atom of the same element make covalent bonds
ex; carbon
Answer: It converts carbon to oxygen
Explanation: During photosynthesis, plants create glucose and oxygen molecules