When a scientist is conducting research about all the plants and wildlife in the mojave desert as well as the desert’s resources, such as water and soil, what are the scientist studying?

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.

Number and variety of living organisms includes genetic, species, and ecological types

Anurse is in the dining room and overhears a new nurse tell a client with body dysmorphic disorder that she's much too thin and must eat more before she can go home. the client bursts into tears and runs out of the dining room. what is the best way for the nurse to address this situation?