It is difficult to determine a definition for life that is suitable for all situations. instead of defining life, biologists have decided to
describe the characteristics of life
determine if something is living or non-living based on its complexity
qualify life based on whether something can move or not
determine something is living if it responds to outside stimuli

Classify the descriptions and examples as endocrine or neural control

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

Graded assignment lab report answer the questions below. which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.