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.
Answer:
B. Modifying the rules
Explanation:
The answer is not A because there's no rule that the team must be rotated.
As for increasing or decreasing the difficulty, it is really subjective to the point of view of each team.
Therefore, the answer is "modifying the rules".
Answer:
How Does It Work? Most birth control pills are "combination pills" containing a mix of the hormones estrogen and progesterone to prevent ovulation (the release of an egg during the monthly cycle). A woman cannot get pregnant if she doesn't ovulate because there is no egg to be fertilized. The answer is D.