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WorksheetsEnvironmental influence and concordance rate
Total questions: 10
Worksheet time: 7mins
Identical twins genes are
different
similar
the percentage of twins who both express a given trait is called ______
concordance rate
growth rate
twin rate
which of the following is an example of a concordance trait
reading ability
eye color
hair color
which of the following are environmental factors?
temperature
gene eye color
gene hair color
which of the following is an environmental factor?
sunlight
eye color
hair color
Fraternal twins genes are _____
similar
different
Siamese cat hair color is affected by temperature. this is an example of ____
genetic influence
environmental influence
not enough data ;)
Heredity is the _____
passing on of genetic information from generation to generation
passing on of proteins from generation to generation
passing on of carbohydrates from generation to generation
Why are identical twins often used in studies comparing nature and nurture?
They share the same genetic code.
They are more susceptible to diseases.
They have fewer environmental differences.
Their heredity is more complex.
Which type of twins come from two different eggs?
Fraternal
Identical
Trizygotic
Paternal
