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Which DNA structure provides a set of instructions for a cell to make specific proteins?
TT 25%; Tt 50%; tt 25%
production of a zygote with a complete set of chromosomes with genetic material from two parents
50%
Traits from two parents are combined
50%
gene
Bb and Bb
A gamete containing an extra chromosome is formed.
What percentage of offspring from a cross between a homozygous Type A parent with a heterozygous Type A parent is expected to contain the i allele?
TT 25%; Tt 50%; tt 25%
production of a zygote with a complete set of chromosomes with genetic material from two parents
50%
Traits from two parents are combined
50%
gene
Bb and Bb
A gamete containing an extra chromosome is formed.
Which genetic mutation can be passed to the offspring?
TT 25%; Tt 50%; tt 25%
production of a zygote with a complete set of chromosomes with genetic material from two parents
50%
Traits from two parents are combined
50%
gene
Bb and Bb
A gamete containing an extra chromosome is formed.
In guinea pigs, the allele for rough coat (R) is dominant to the allele for smooth coat (r). A heterozygous guinea pig is crossed with a homozygous recessive guinea pig. What percentage of offspring will be homozygous recessive?
TT 25%; Tt 50%; tt 25%
production of a zygote with a complete set of chromosomes with genetic material from two parents
50%
Traits from two parents are combined
50%
gene
Bb and Bb
A gamete containing an extra chromosome is formed.
Which of these is accomplished by the interaction of haploid cells in sexually reproducing organisms?
TT 25%; Tt 50%; tt 25%
production of a zygote with a complete set of chromosomes with genetic material from two parents
50%
Traits from two parents are combined
50%
gene
Bb and Bb
A gamete containing an extra chromosome is formed.
A student wants to cross parent mice to produce offspring with black fur and offspring with white fur. If black fur color (B) is dominant to white fur (b), what should be the genotypes of the parent mice?
TT 25%; Tt 50%; tt 25%
production of a zygote with a complete set of chromosomes with genetic material from two parents
50%
Traits from two parents are combined
50%
gene
Bb and Bb
A gamete containing an extra chromosome is formed.
Why does sexual reproduction result in more genetic diversity than asexual reproduction?
TT 25%; Tt 50%; tt 25%
production of a zygote with a complete set of chromosomes with genetic material from two parents
50%
Traits from two parents are combined
50%
gene
Bb and Bb
A gamete containing an extra chromosome is formed.
Two heterozygous tall plants (Tt) are crossed. What are the expected genotypes and percentages of this cross?
TT 25%; Tt 50%; tt 25%
production of a zygote with a complete set of chromosomes with genetic material from two parents
50%
Traits from two parents are combined
50%
gene
Bb and Bb
A gamete containing an extra chromosome is formed.
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