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Grade 6/7 UD CH2 Test
Test Description: Genes
Instructions: Answer all questions to get your test result.
1) Traits passed from parent to offspring
A
recessive traits
B
inherited traits
C
genes
D
learned traits
2) Chromosomes are made up of message units called ____________.
A
genetic engineering
B
genes
C
dominant traits
D
traits
3) The ability to play an instrument is a ____________.
A
inherired trait
B
genetic engineering
C
learned trait
D
incomplete dominance
4) The trait that is expressed is the __________ trait.
A
learned
B
dominant
C
inherited
D
recessive
5) The process of altering genes is called______________.
A
dominant trait
B
genetic engineering
C
incomplete dominance
D
genes
6) Two different dominant genes for a trait will result in __________.
A
dominant traits
B
recessiveness
C
inherited traits
D
incomplete dominance
7) Which mother/father gene combination could result in a child with blue eyes (blue is the recessive trait) ?
A
Bb and Bb
B
BB and Bb
C
Bb and BB
D
BB and BB
8) If a mother has both dominant genes for tongue rolling (TT) and the father cannot roll his tongue- what are the chances that their child will be able to roll their tongue?
A
25%
B
75%
C
50%
D
100%
9) A red flower plant and a white flower plant cross and produce a pink flower plant. What does this represent?
A
recessiveness
B
incomplete dominance
C
dominance
D
mutation
10) The trait that is masked by another trait.
A
inherited trait
B
learned trait
C
dominant trait
D
recessive trait
*select an answer for all questions
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