What occurs during the s phase of interphase?
a. cell growth and activity
b. mitosis preparation
c. chromosome duplication
d. cytokinesis

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

Dan made the table shown to describe two different relationships between animals. organism interactions relationship a relationship b one organism lives inside the organism it feeds off no organism is harmed which of the following statements is most likely correct?

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred