Which of the following definitions best describes biology?

the study of life

the study of the Earth

the study of animals

the study of biomes

Only the water of marine ecosystems contains dissolved salt.

These are all highly contagious foodborne illnesses that result from biological contaminants, except: a. salmonella b. norovirus c. influenza d. e. coli submit answer

1. Which of the following is NOT part of the body's first line of defense against disease? A. T Cells B. the skin C. mucous membrane D. tears

Two different ways to show that 1/3 + 1/4 not equal

Competitive exclusion principle definition biology

A victim of foreign body airway obstruction become unresponsive. what is your first course of action?

Theoretical approach gives an evolutionary explanation of why the sexual double standard is found around the world.

How are fish and human embryos similar?

Which of the following would have the LEAST amount of momentum? A. a stationary boulder B. a boulder falling off a cliff C. a boulder rolling down a hill D. a boulder rolling along on a flat surface

How does the domain Eukarya differ from the other two domains? A) All organisms in the domain are heterotrophic. B) All organisms in the domain are multicellular. Eliminate C) All organisms in the domain have eukaryotic cells.