EXAM QUESTIONS AND ANSWERS 100%
VERIFIED.
Which bases pair in DNA?
In the simulation below, build the strand that is complementary
to the one shown. In this case, you are not replicating the
strand but completing it. - correct answer
Thymine
Adenine
Guanine
Cytosine
Cytosine
Thymine
Thymine
Adenine
Guanine
Thymine
To continue, click on the image that you think best represents
how DNA normally looks in the cell. - correct answer
First image
Looking at the images, how many chromosomes are there in a
typical human? - correct answer
46
What do you notice about the chromosomes in both images? -
correct answer
, They come in pairs
Why are chromosomes a poor way to think of how DNA is
normally stored? - correct answer
DNA only looks like this during replication
The top image, called a karyogram or karyotype, is from a
human female, while the bottom one is from a human male.
What major difference do you notice? - correct answer
The male has a set of mismatched chromosomes
Thinking back to what you learned about genetics, what do the
colored bands on the chromosome represent? - correct answer
Genes
What do the images pointing to each colored band represent? -
correct answer
Phenotypes
From your exploration of DNA structure and biological
macromolecules, what do you recall is the function of DNA in
the cell? - correct answer
Information storage
Which of the following characteristics are different between
prokaryotic and eukaryotic chromosomes? - correct answer
Shape