Answer: They cannot bend or move easily, they are not flexible as normal cells and they can block the blood flow.
Explanation:
Sickle cell or sickle cell disorder( SCD) is a group of red blood cell disorders that are inherited and they cannot bend or move easily in a human body.
A Normal cell is round-shaped and normal cells can move through blood vessels. they are carrying oxygen to all parts of the human body and sickle-shaped cells cannot do that. A Sickle-shaped cell can block that blood flow and it can cause many problems and diseases in the human body.
I believe it is to avoid soical problems and to prevent the spread of communicable diseases
An anxiety disorder is when a person cannot function normally due to intense fear.
The respiratory system can be damaged from smoke inhalation and tar buildup from the chemicals used in tobacco, which can also harm the heart and blood vessels. Two conditions that can be caused from smoking are Heart Disease and Lung Cancer.
Answer:
Prophecy.
Explanation:
Self-fulfilling prophecy is a socio-psychological phenomenon of someone predicting or expecting something, positive or negative, and this prediction (prophecy) or expectation comes true simply because one believes it will, and their resulting behaviors align to fulfill those beliefs, including the act of predicting it (self-fulfilling). This suggests peoples' beliefs influence their actions/behaviors. The principle behind this phenomenon is people create consequences regarding circumstances, people or events, based on their previous knowledge toward that specific subject solely based on one’s interpretation of a certain situation. In this case, if the students failed previous math classes, they will fail again because they believe they are going to.