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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
Rosalind Franklin
B
Gregor Mendel
C
Darwin
D
Watson and Crick
2) Different versions or forms of the same gene are called...
A
sex cells
B
chromosomes
C
alleles
D
nitrogen bases
3) If the gentotype for a trait is hybrid, the trait expressed will be ...
A
recessive
B
dominant
C
purebred
D
homozygous
4) What is the physcial appearance of an organism referred to as?
A
genotype
B
phenotype
C
doulbe helix
D
allele pattern
5) In a genotype, what does the lower case letter represent?
A
recessive trait
B
incomplete dominance
C
mupltiple dominance
D
dominant trait
6) What could represent the geotypes of an organism?
A
Rr, TT
B
Tall, red
C
Tt. green
D
Wrinked, 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
WW
D
Wx
8) Which is NOT an inherited trait?
A
blood type
B
hair color
C
reading ability
D
eye color
9) Traits that mask or over up other traits are known as...
A
dominant
B
true breeding
C
recessive
D
preferred trait
10) A punett square does NOT show
A
the parents genotypes
B
all of the possible results of the cross
C
the actual results of a cross
D
possible results of the cross
11) How is a hybrid represent in a genotype?
A
Sq
B
Qq
C
QQ
D
qq
12) How is a purebred represented in a genotype?
A
Aa
B
As
C
At
D
AA
13) Choose the genotype that represents a homozygous pair
A
St
B
Aa
C
As
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
I have no idea
B
AA
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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