What are molecular clocks used for A- to cure hereditary disease
B- to classify
C- to locate fossils under water
D- to compare homologous structures

Which list shows the levels of organization of an organism in hierarchical order from left to right, from the smallest to the most complex?

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.

Kudzu vines grow by climbing and wrapping around trees. trees covered by kudzu can die because they are starved of sunlight. what type of relationship exists between the trees and the kudzu growing on them?