The shortest DNA fragments travel the farthest distance.
True
False
The longest DNA fragments travel the least distance.
False
True
Why does DNA move towards the positive electrode?
Because DNA is positively charged
More than one answer is correct
Because opposite charges attract
Because DNA is negatively charged
Which elephant has both the longest and shortest DNA fragments?
Elephant on the left
Elephant on the right
Both left and right elephants
Neither elephant
Are the two elephants homozygous or heterozygous for the bands shown in the gel?
Heterozygous: 2 different bands are present
Homozygous: 2 different bands are present
Homozygous: 1 band is present
Heterozygous: 1 band is present
10 repeats, that are each 4 bases long, creates a DNA fragment that is _____ bases long.
14 bases
40 bases
10 bases
6 bases
Was elephant #1 (on right) the owner of the seized ivory tusks?
Definitely
Yes
No
Maybe
Good STR markers are highly variable between individuals AND are easily amplified from many types of samples.
False
True
