When one allele is not completely dominant over another, so that the resulting phenotype is a blend.
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10
Give an example of a homogenous genotype.
XX or xx
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15
What is the meaning of the term "diploid"?
A cell with two sets of chromosomes--one from each parent.
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eraser
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gift
Win 25 points!
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rocket
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lifesaver
Give 20 points!
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lifesaver
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gold
Win 50 points!
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rocket
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lifesaver
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20
Explain what a cladogram is and how organisms are organized onto it.
A cladogram is a diagram that shows the evolutionary relationships among organisms; they're plotted as branches based on derived characteristics that are shared
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5
What is the result of mitosis?
Two genetically identical cells result from mitosis.
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15
Describe the greenhouse effect.
This is when gases in the atmosphere build up and act as a blanket to the earth, preventing heat from escaping into outer space.
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5
Define behavior.
The way an organism reacts to stimuli in its environment.
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banana
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rocket
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fairy
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5
10
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25
baam
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10
How many sets of chromosomes does a gamete have?
one set (23 total chromosomes)
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15
List the three domains in our current classification system.
Eukarya, Archea, Bacteria
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20
If we start with 100 atoms of a radioactive substance, how much will remain after 3 half lives?