Which describes the habitat of a frog?

Which organelles are involved in energy conversion

How does the molecular clock work? a. it analyzes the brain functionality of two different species. b. it examines and compares the physical characteristics of two different species. c. it illustrates relationships between two different species. d. it compares the number of mutations that exist in the dna of two different species.

Asap. this question is 100 points if you answer it question: describe the basic relationship between ocean depth and temperature seen in the graph