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.
Answer:
Convenience food has more additives.
Explanation:
Convenience food has more additives than organic food such as food colors and preservatives. These additives help to remain food fresh for a long time but the main drawback of these foods is a lot of nutrients, that can be lost during the processing time.
Organic food is good for health and does not contain food colors and preservatives so, they get spoiled very easily.
Answer:
it is letter d
Explanation:
because if you do you research you will find out
