Well,
By the word "deletion" we can deduce that information is lost. Therefore, when a chromosome undergoes a deletion mutation, information is lost. This can have disastrous effects if it is a human chromosome.
small chicken farms turned into factories because it was cheaper to
maintain and it also made it cheaper for people to buy eggs. However
this produced a huge problem of what to do with the chicken manure
and this is also a problem amongst other types of livestock as well as well as factories having big oil spills hope this helps sorry didnt know what you wanted for a answer
3) a
due to how the nucleus makes up cell chromosomes as to multiplying and etc