Genetics and Probability Quiz
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What did Gregor Mendel use to study heredity?
A. Bacteria
B. Pea plants
C. Mice
D. Fruit flies
What is the probability of flipping a fair coin and getting heads?
A. 25%
B. 50%
C. 75%
D. 100%
Which of the following would show a recessive trait?
A. B
B. b
The likelihood that a particular event will occur is
A. Genetics
B. Probability
C. Heredity
D. a ratio
How did Mendel ensure the parent plants were purebred?
A. By using chemical treatments
B. They always produced offspring with the same form of the trait
C. Through selective feeding
D. By genetic modification
This image is called a ____________
A. triangle
B. punnett square
C. square
D. rectangle
genetics is the study of __________
A. heredity
B. genetics
C. parents
When was Mendel’s work rediscovered?
A. 1950
B. 1866
C. 1900
D. 1925
Which of the following shows homozygous alleles?
A. Ww
B. ww
Which term refers to physical characteristics that are studied in genetics
A. traits
B. offspring
C. generations
D. hybrids
Which term describes the physical appearance of a trait?
A. Genotype
B. Phenotype
C. Allele
D. Chromosome
What happens to a trait controlled by a recessive allele?
A. It disappears completely
B. It always shows up
C. It changes into a dominant allele
D. It is masked by the dominant allele
What is the probability of a heterozygous offspring from two heterozygous parents for a single trait?
A. 25%
B. 50%
C. 75%
D. 100%
One form of a gene is called_______________
A. a DNA
B. a Phenotype
C. a trait
D. an allele
Which of the following is an example of a homozygous genotype?
A. Aa
B. aa
C. AaBb
D. AB
Who is considered the Father of Genetics?
A. Albert Einstein
B. Gregor Mendel
C. Isaac Newton
D. Charles Darwin
The term that relates to physical characteristics that are studied in genetics.
A. traits
B. offspring
C. generations
D. hybrids
Which is a heterozygous or hybrid genotype?
A. Bb
B. BB
C. bb
Which describes a genotype with two identical alleles for a trait, such as PP?
A. heterozygous
B. homozygous
Which is a phenotype?
A. Purple
B. Pp
How many alleles (letters) do each person carry for a trait?
A. 1
B. 2
C. 3
D. 4
Which of the following is a phenotype?
A. Aa
B. red hair
C. heterozygous
D. DNA
Which of the following describes how the genes are described?
A. genotype
B. phenotype
Scientists call an organism with two different alleles for a trait
A. factor
B. purebred
C. trait
D. hybrid
In a Punnett square, what does a capital letter represent?
A. A recessive allele
B. A dominant allele
C. A phenotype
D. A genotype
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