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