Individuals with down syndrome have an extra chromosome 21. this is an example of which type of chromosome disorder? duplication nondisjunction translocation

Starting at the smallest, most simple level and working your way up to the most complex, explain how the following terms are connected. note-these terms are not in order molecules, atoms, organism, tissues, cells, organ systems, organs

Christie's doctor recommends that she eat 40 grams of protein a day. she's already consumed 50% of her protein recommendation for the day. how many servings of the given snack should christie have to meet her daily protein recommendation?

Why is it important to reduce the number of chromosomes in half when forming gametes for sexual reproduction?