mendelian inheritance

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Q 1/10
Score 0
In Mendelian genetics, what is the expected phenotypic ratio of the offspring when two heterozygous individuals are crossed (e.g., Aa x Aa)?
29
1:2:1
3:1
2:1
9:3:3:1

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10 questions

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Q1
In Mendelian genetics, what is the expected phenotypic ratio of the offspring when two heterozygous individuals are crossed (e.g., Aa x Aa)?
1:2:1
3:1
2:1
9:3:3:1
30s
Q2
In a dihybrid cross between two heterozygous individuals (e.g., AaBb x AaBb), what is the probability of obtaining an offspring with the genotype AABb?
$3/16$
$1/8$
$1/16$
$1/4$
30s
Q3
In a monohybrid cross of two heterozygous individuals (e.g., Aa x Aa), what is the probability that an offspring will be homozygous recessive?
$3/4$
$1/2$
$1/8$
$1/4$
30s
Q4
When crossing two plants where one is homozygous dominant (AA) and the other is homozygous recessive (aa), what fraction of the offspring will also be homozygous dominant?
1/4
1/2
1
0
30s
Q5
In Mendelian inheritance, if a heterozygous individual (Aa) is crossed with a homozygous recessive individual (aa), what is the probability of obtaining an offspring with the dominant phenotype?
$3/4$
$1/2$
$1$
$1/4$
30s
Q6
In a dihybrid cross between two individuals heterozygous for both traits (AaBb x AaBb), what is the probability of producing an offspring with the genotype aabb?
$3/16$
$1/4$
$1/16$
$1/8$
30s
Q7
In Mendelian genetics, what is the probability that two heterozygous brown-haired (Bb) parents will produce a blond-haired (bb) child if brown hair is dominant?
$1/2$
$3/4$
0
$1/4$
30s
Q8
If a plant with genotype AaBb is crossed with a plant with genotype aabb, what is the probability of an offspring having the genotype Aabb?
$3/16$
$1/8$
$1/4$
$1/2$
30s
Q9
In a cross between a homozygous dominant (TT) and a heterozygous (Tt) tall plant, what fraction of the offspring will be homozygous tall?
$1/2$
$1/4$
1
$3/4$
30s
Q10
In Mendel's pea plant experiments, if a plant that is heterozygous for round seeds (Rr) is crossed with a plant that has wrinkled seeds (rr), what is the probability of obtaining an offspring with wrinkled seeds?
$1/3$
$1/4$
$3/4$
$1/2$
30s

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mendelian inheritance

Quiz by Suwaibah

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