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35 Cards in this Set
- Front
- Back
- 3rd side (hint)
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A seed of a plant is.... |
Alive |
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An organism can... |
Evolve |
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Modern cell theory states that all cells |
are derived from preexisting cells |
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Adapting to their environments even with common ancestry, such diversity arose by... |
Evolution and natural selection |
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Genomes are |
The sum of genetic information in a cell |
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All cells in a complicated multicellular organism contain |
The same genome |
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In the terms of increasing complexity, the order of parts of a multicellular animal is... |
Molecule, cell, tissue, organ, organ system |
MCTOOS |
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A population differs from a community in that a community |
Consists of many species |
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Relationship ls between living organisms can best be gleaned |
By comparing the genomes of both extinct and living organisms |
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Oxygen gas (O2) in earth's atmosphere |
Allowed organisms to move from sea to land. |
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Eukaryotes resemble prokaryotes in that both |
Have plasma membranes |
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In the scientific method, a hypothesis |
Is the basis for making predictions |
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Scientific explanations for a natural phenomenon are |
A reflection of how things should be |
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What characteristics are shared by living organisms? |
Consist of 1 or more cell Contains genetic information Use genetic information to reproduce Genetically related and have evolved Convert molecules from environment into new biological molecules Extract energy from the environment to do biological work Regulate internal environment |
There are 7 |
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ORIGINAL Cell theory |
Cells are the basic structural and physiological units of all living organisms Cells are both distinct entities and building blocks of more complex organisms |
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Facts about cell theory |
All cells come from pre-existing cells All cells are similar in composition Chemical reactions of Life occur in cells Genetic information is replicated and passed on during cell division |
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Evolution is defined as |
Change in the genetic makeup of biological populations Through Time. |
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Natural selection is... |
All living organisms are descended from a common ancestor |
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Genome |
All the DNA in a cell |
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DNA |
Information that is passed from parent to daughter cells |
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Gene |
Segment of DNA that contains information for making a protein |
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Nucleotides |
DNA consists of repeating subunits |
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Levels of biology study |
Atoms Molecule Cell (neuron) Tissue Organs Organ systems Organism Population Community (coral reef) Ecosystem Biosphere |
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Two methods are used to study evolutionary relationships |
Fossil Gentic |
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For 2 billion years, life consisted of single cells called..... |
Prokaryotes |
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Photosynthesis allowed |
Oxygen accumulate in the atmosphere Aerobic metabolism began Ozone layer formed |
3 things |
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Cells evolved from prokaryotes are called... |
Eukaryotic |
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Eukaryotic cells have.. |
Organelles DNA in nucleus |
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The three domains of life are |
Bacteria Archaea Eukary |
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The five basic steps of the scientific method are |
Observations Questions Hypothesis Predictions Testing |
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Inductive logic leads to tentative answers or explanations called... |
Hypothesis |
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Deductive logic is used to make... |
Predictions |
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Independent variable |
Variable being manipulated |
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Dependent variable |
Is what is measured |
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Comparative experiments are |
Look for differences between samples or groups |
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