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Ch.12 Part 1 (Heredity)
Test Description: Review till you know them ALL
Instructions: Answer all questions to get your test result.
1) The passing of traits from parent to offspring.
A
Heredity
B
Genetics
C
Evolution
D
Science
2) HOW traits are passed from parent to offspring (study of)
A
Heredity
B
Evolution
C
Science
D
Genetics
3) A trait that MUST show up, shown by a capital letter.
A
Dominant
B
Recessive
C
Hybrid
D
Polygenic
4) A trait that MIGHT show up, shown with a little letter
A
Recessive
B
Polygenic
C
Dominant
D
Hybrid
5) TT or tt is an example of?
A
Dominant
B
Heterozygous
C
Homozygous
D
Hybrid
6) Tt is also know as (BE CAREFUL!)
A
dominant
B
THEY ALL ARE CORRECT
C
hybrid
D
heterozygous
7) 'tt' is also.... (PICK WISELY)
A
Homozygous
B
purebred
C
Recessive
D
ALL ARE LOVELY!
8) A section of a chromosome that has genetic info for ONE trait
A
gene
B
chromosomes
C
DNA
D
allele
9) Different forms of a gene are called
A
chromosomes
B
alleles
C
DNA
D
genes
10) How the trait appears, what you PHysically see
A
genotype
B
PHenotype
C
allele
D
DNA
11) Two alleles that control the phenotype of a trait
A
allele
B
phenotype
C
genotype
D
gene
12) Two of the same letters. 'TT' or 'tt'
A
homozygous
B
heterozygous
C
allele
D
polygenic
13) Two different letters, 'Tt'
A
alleles
B
homozygous
C
heterozygous
D
polygenic
14) Model used to predict possible offspring
A
punnett square
B
genotype
C
phenotype
D
pedigree
15) When the offspring's phenotype is a combination of the parents' phenotypes
A
incomplete dominance
B
polygenic
C
genetics
D
codominance
16) Multiple genes determine a trait
A
polygenic inheritance
B
incomplete dominance
C
codominance
D
genetics
17) When both alleles can be observed in a phenotype
A
polygenic inheritance
B
incomplete dominance
C
codominance
D
genetics
18) If we have 6 yellow and 2 green what is the ratio of yellow to green?
A
2:6
B
3:1
C
6:2
D
1:3
19) If there are 10 guys and 20 girls what is the ratio of GIRLS to GUYS?
A
2:1
B
1:2
C
10:20
D
20:10
20) Which of the following is IMPOSSIBLE
A
Passing a science test :)
B
Homozygous purebred
C
Heteorzygous purebred
D
Heterozygous hybrid
*select an answer for all questions
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