Well fishermen like to catch fish so upwelling off the coast of Peru provides lots of fish
Answer:
Down syndrome.
Explanation:
Down syndrome may be defined as the medical condition that occurs due to the presence of extra chromosome at the chromosome number 21. The individual has big head, rolled finger and tongue.
The chances of Down syndrome increases as the mother's age increases. The egg of the female get arrested at diplotene stage and with the increased age of mother the phenomena like translocation and non disjunction increases at this stage.
Thus, the correct answer is option (a).
The difference between a solution and a suspension is in the particle sizes involved. A solution is a mixture of molecules and ions. Solutions are see through. A suspension has bigger particle sizes so it may look cloudy
