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15
×
How many chromosomes do normal human cells have?
46
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15
×
True or False? The information on a chromosome determines only one trait.
FALSE - can determine many traits
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banana
Go to last place!
Oops!
×
magnet
Take 20 points!
Okay!
×
rocket
Go to first place!
Okay!
×
thief
Give points!
5
10
15
20
25
10
×
What do we call tightly coiled, double strands of DNA?
chromosomes
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25
×
What does DNA stand for?
deoxyribonucleic acid
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thief
Give points!
5
10
15
20
25
×
gift
Win 25 points!
Okay!
×
rocket
Go to first place!
Okay!
×
lifesaver
Give 25 points!
Oops!
×
trap
No points!
Oops!
×
seesaw
Swap points!
Okay!
×
rocket
Go to first place!
Okay!
×
banana
Go to last place!
Oops!
15
×
True or False? A chromosome has exactly one hundred genes on it.
FALSE - can have hundreds of genes on it
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×
baam
Lose 5 points!
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star
Double points!
Okay!
×
rocket
Go to first place!
Okay!
×
baam
Lose 25 points!
Oops!
10
×
What do we call DNA and protein found in loose form?
chromatin
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15
×
True or False? One gene can have hundreds of chromosomes on it.
FALSE - One chromosome can have hundreds of genes on it.
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10
×
How many chromosomes do human reproductive cells have?
23
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20
×
Which one does not belong? A nucleotide is made up of a phosphate, a sugar, a salt, and a nitrogen base.
a salt
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10
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What do we call the two identical halves of a chromosome?
chromatids
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10
×
What are the reproductive cells called?
gametes
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5
×
Multiple choice - This is the process through which traits are passed from parent to offspring. (inherited traits, heredity, learned behaviors)
heredity
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