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LS 10c Heredity And Punnett Squares
Test Description: This is made for a review/learning opportunity for students to help prepare for an assessment in Science for LS 10c
Instructions: Answer all questions to get your test result.
1) Who is the father of genetics?
A
Darwin
B
Watson and Crick
C
Rosalind Franklin
D
Gregor Mendel
2) Different versions or forms of the same gene are called...
A
sex cells
B
alleles
C
chromosomes
D
nitrogen bases
3) If the gentotype for a trait is hybrid, the trait expressed will be ...
A
purebred
B
recessive
C
dominant
D
homozygous
4) What is the physcial appearance of an organism referred to as?
A
doulbe helix
B
genotype
C
allele pattern
D
phenotype
5) In a genotype, what does the lower case letter represent?
A
incomplete dominance
B
dominant trait
C
recessive trait
D
mupltiple dominance
6) What could represent the geotypes of an organism?
A
Tt. green
B
Tall, red
C
Wrinked, tT
D
Rr, TT
7) If a rounded hairline is dominant (W) over a straight hairline (w) what is the genotype of an individual that is purebred for the straight hairline?
A
ww
B
Ww
C
Wx
D
WW
8) Which is NOT an inherited trait?
A
eye color
B
hair color
C
blood type
D
reading ability
9) Traits that mask or over up other traits are known as...
A
true breeding
B
recessive
C
dominant
D
preferred trait
10) A punett square does NOT show
A
the parents genotypes
B
possible results of the cross
C
the actual results of a cross
D
all of the possible results of the cross
11) How is a hybrid represent in a genotype?
A
QQ
B
qq
C
Sq
D
Qq
12) How is a purebred represented in a genotype?
A
As
B
AA
C
Aa
D
At
13) Choose the genotype that represents a homozygous pair
A
As
B
AA
C
St
D
Aa
14) Choose the correct answer that shows a homozygous dominant genotype
A
aA
B
As
C
AA
D
aa
15) Choose the correct answer that shows a heterzygous genotype
A
AA
B
I have no idea
C
Aa
D
aA
16) Choose the correct answer that shows a homozygous recessive genotype
A
AA
B
Aa
C
aA
D
aa
*select an answer for all questions
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