E. What are the probabilities that two people have matching STRs at the 13 sites used in CODIS?
F. Is this considered a definite match? Why? (Hint: "Why" is not in
the reading, but think about why it may be and then give your best
explanation.)

answer; both surfaces of the membrane are nonpermeable

the law of original horizontality explains:   why rocks appear in layers. correct answer: b the law suggests that all rock layers are originally laid down (deposited) horizontally and can later be deformed.   the principle is used by geologists to make assumptions about the relative ages of sedimentary rocks.

the answer is definitely a