Answer:
The character of sickle cell anaemia does not get fixed in the population Because it has more disadvantages than advantages
Explanation:
Any character will get fixed in the population if the character provides the progeny certain advantage to reproduce better.The rate of malaria infection is low, but such people may have breathing difficulties and organs may fail due to the wrinkled RBC's not able to flow smoothly in the arteries and hence causing blockages. the character may be recessive but again the amount of oxygen carried per healthy RBC is less and that makes breathing difficult . so as a character its a disadvantage for the person who is a career and hence not being selected to be fixed.
B social conditions
C physical conditions
Answer:
Because in 9/11, airplanes were hacked. They had to upgrade cyber-security and networks so nothing like that happens again.
Explanation:
Answer
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Explanation:
First, think up some of coping skills (A coping skill is a way that helps if you are stressed and or angry) and apply them to a daily lifestyle and write about it. If you need to get a good grade on this than make sure to look at the punctuation and the spelling to check for errors.
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