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