The chromosomes line up in the middle of the cell.
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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 a well supported, testable explanation of phenomena that have occurred in the natural world?
Theory
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5
How are cancer cells different from normal cells?
Cancer cells have lost their ability to control their rate of growth and cell division.
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10
How many sets of chromosomes does a gamete have?
one set (23 total chromosomes)
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10
How many chromosomes do normal human somatic cells have?
46
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15
What is a vestigial structure?
A structure or body part that once had a purpose, but is not currently used by a species
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10
What aspect of Lamarck's ideas about evolution was incorrect?
He believed that acquired characteristics could be passed on from parent to offspring.
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thief
Give points!
5
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25
seesaw
Swap points!
Okay!
shark
Other team loses 10 points!
Okay!
lifesaver
Give 5 points!
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10
How is meiosis 1 different from meiosis 2?
Interphase occurs before meiosis 1, but does not occur before meiosis 2.
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15
List the three domains in our current classification system.
Eukarya, Archea, Bacteria
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banana
Go to last place!
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star
Double points!
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fairy
Take points!
5
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25
baam
Lose 25 points!
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20
If we start with 100 atoms of a radioactive substance, how much will remain after 3 half lives?
