Term
| What was an early theory that living things could come from non-living things; disaproved by Louis Pasteur in the mid-1800s? |
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Definition
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Term
| What does bigogenisis mean? |
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Definition
| the theory that living things come only from other living things |
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Term
| What was Alexander I. Oparin's hypothesis on the origins of life? |
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Definition
| gases in Earth's early atmosphere combined to form more complex compounds found in living things |
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Term
| Name the four gases in Earth's early atmosphere |
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Definition
a. ammonia
b. hydrogen
c. methane
d. water vapor |
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Term
| Who tested Oparin's hypothesis and showed that chemicals found in living things could be produced? (two names) |
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Definition
| Stanley L. Miller and Harold Urey |
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Term
| Who classified organisms more than 2,000 years ago? |
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Definition
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Term
| Who introduced a system based on similar structures of organisms? |
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Definition
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Term
| What is the evolutionary history of an organism called? |
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Definition
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Term
| Today's classification system separates organisims into how many kingdoms? |
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Definition
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Term
| Kingdoms are the ____ and ________ category. |
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Definition
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Term
| What is the smallest classification of organisms categorey? |
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Definition
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Term
| Organisms that belong to the same species can mate and produce what? |
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Definition
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Term
| What is the two word system used by Linnaeus to name a species? |
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Definition
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Term
What word identifies the genus, or group of similar species?
a. Second
b. First
c. Last |
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Definition
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Term
| The Second word tells something about the species- what kind of things? |
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Definition
| what it looks like, where it is found, or who discovered it. |
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Term
Why do we use Scientific names?
Name the four why's
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Definition
a. to avoid mistakes
b. to show that organisms in the same genus are related
c. to give descriptive information
d. to allow information to be organized easily. |
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Term
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Definition
| descriptions and illustrations of organisms |
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Term
| What are Dichotomous Keys? |
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Definition
| detailed lists of identifying characteristics that include scientific names |
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Term
| Name two tools for identifying organisms, |
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Definition
Field Guide
Dichotomous Keys |
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Term
| What are living things called? |
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Definition
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Term
| What is the definition of cell? |
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Definition
| smallest units carrying on life functions |
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Term
| What is binomical nomenclature? |
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Definition
| the naming system developed by Linnaeus |
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Term
| What is the first and largest category in the classification used today? |
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Definition
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Term
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Definition
| a statement about how things work in nature |
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Term
| What is the ability to maintain a steady condition? |
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Definition
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Term
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Definition
| the history of how an organism has changed over time |
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Term
| What are groups of similar species called? |
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Definition
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Term
| What is Spontaneous Generation? |
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Definition
| the idea that living things come from nonliving things |
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Term
| What is the idea that living things come only from other living things? |
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Definition
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Term
| What is a scientific method? |
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Definition
| organized steps to solve a problem |
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Term
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Definition
| a prediction that can be tested |
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Term
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Definition
| what is being tested in an experiment |
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Term
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Definition
| standard used to compare the test materials |
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Term
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Definition
| an explanation based on many ovservations |
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Term
| What is a process that uses certain skills to solve problems? |
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Definition
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Term
| What is a rule that tells us how nature works? |
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Definition
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Term
| The International System of Units is a system of what? |
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Definition
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Term
| What would you use to measure the volume of a small amount of liquid? |
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Definition
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Term
| Scientists often perform what to test a hypothesis? |
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Definition
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Term
| People once believed that living things came from nonliving matter, an idea called what? |
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Definition
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Term
| Redi's experiment showed that what would hatch from the eggs of flies, not from meat? |
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Definition
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Term
| Do living things come from nonliving things? |
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Definition
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Term
| What replaced the theory of spontaneous generation? |
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Definition
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Term
| Who's hypothesis suggested that early Earth's atmosphere lacked what? |
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Definition
| Oparin's and lacked oxygen |
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