Important Facts the smallest unit of life is the cell instructions for development are contained in DNA collectively, all of the chemical processes in a cell are called metabolism producers often obtain energy from the sun homeostasis refers to the ability to maintain a constant internal environment cells in domains archaea and eubacteria lack nucleii plants are multicellular producers an educated guess might be called a hypothesis science is based on evidence philosophy is not a step in the scientific method an atom is the smallest unit of substance that retains the properties of the subst...

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• Grade Level: High School

BIOMES OF THE WORLD RATIONALE FOR HIERARCHICAL ORGANIZATION OF THE WORLD'S ENVIRONMENTS Life on Earth is extremely interesting, as most of us already know from television, if not from our own travels, and it becomes more so when each piece of the complex pattern fits understandably into the whole. One important goal of a biology curriculum should be to educate students about nature, in order to promote empathy and support for the natural world around us, and the interrelationship of all aspects of nature must be an integral part of the message delivered. ... Most basic principles o...

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• Grade Level: Undergraduate