Explain how you would distinguish thr karyotype of a normal human male from that of a human male with down syndrome.

The male with down syndrome would have an extra 21 chromosome.

Hope this helps!!

What are the items? ?

It doesn't state that he washed his hands before or after preparing this poultry. even though he had it in seperate bags the bacteria from the poultry could have entered the vegtables because of a lack of handwashing. so cross-contamination is a very possible answer.