Answer:
The circulatory system or vascular system is an organ system that helps in the transport of the blood from and to the heart. The blood transport also takes oxygen, nutrients, hormones, and other components from the heart to the various part of the brain with the help of the arteries and carry waste such as carbon dioxide to the heart in veins.
The oxygenated blood enters in the left atrium and moves to the left ventricle to the aorta and starts its journey to the body whereas deoxygenated blood enters in the right upper chamber or right atrium of the heart and pump to the right lower chamber and to the lungs to carry the oxygen again. This process is a continuous process.
Answer:
B
Explanation:
As the moon rotates around the Earth the angle of light given off from the sun changes.
Answer:
hope this helps
secondary succession
Explanation:
Large, low intensity disturbances, such as plowing in conventional agriculture, result in moderate amounts of succession, where species can survive in the soil and quickly recolonize areas after a disturbance. This type of succession is often called secondary succession
Answer:
The carbohydrates will not be digested properly.
Explanation:
The kind of carbohydrates that a person takes from plants is in the form of amylose. From animals, a person will receive carbohydrates in the form of glycogen,
The digestion of carbohydrates begins as soon as the food is taken in the mouth by the amylase enzyme present in the saliva.
If a person does not have the salivary glands, then there will be no production of saliva and amylase enzyme. Hence, the carbohydrates will not be digested.
They are capable of dividing and renewing for Long periods of time They are unspecialized and they can give rise to speacialized cell types
