Describe at least two major changes to the animal phylogenetic tree that have come about due to molecular or genetic findings.

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.

answer; ///blank(1); green bananas; blank(2); raw potatoes;