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.
Diagnosing autism<span> spectrum disorder (ASD) can be difficult, since there is no medical test, like a blood test, to </span>diagnose<span> the disorders. Doctors look at the child's behavior and development to make a</span>diagnosis<span>. ASD can sometimes be detected at 18 months or younger. ... Comprehensive Diagnostic Evaluation.</span>
Surface anatomy is the study of <span>external features of the body of an animal.
Hope this helps!
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Answer:
E, C, B
Explanation:
different strategies help different things
One negative effect is doing drugs because it is bad for health and many people die from lung cancer on top of that. some kids may do it because of peer pressure and just to fit it.
another negative example is abusive realationship if someone is dating another you should watch out for them being abusive. they might convince the other to do things they don't want to. an effect is if its a girl she can end up being a pregnant teen and the father may not want to be involved leaving the girl all alone
