Genes
NN
Dominant or recessive?
Dominant
Guanine bonds with
Cytosine
Father of genetics
Gregor Mendel
The "B" allele is dominant for brown eyes and the "b" allele is for black eyes.
If a mother with genotype Bb is crossed with a father with genotype Bb, what is the probability of having brown eyes?
75%
Which term best describes how traits are passed
down from parents to offspring?
Heredity
nn
Dominant or recessive?
Recessive
Phosphate, sugar, and a base are parts of a
nucleotide
Different forms of a gene
alleles
The "B" allele is dominant for brown eyes and the "b" allele is for black eyes.
If a mother with genotype Bb is crossed with a father with genotype Bb, what is the probability of having black eyes?
25%
You receive ___ chromosomes from your mother
23
RR
Homozygous or heterozygous?
Homozygous
Thymine pairs with
Adenine
The physical appearance of a trait
Phenotype
The "B" allele is dominant for brown eyes and the "b" allele is for black eyes.
If a mother with genotype bb is crossed with a father with genotype Bb, what is the probability of having brown eyes?
50%
You receive ___ chromosomes from your father
23
rr
Heterozygous or homozygous?
Homozygous
Deoxyribonucleic acid for short
DNA
The expression of a gene (invisible)
Genotype
The "B" allele is dominant for brown eyes and the "b" allele is for black eyes.
If a mother with genotype bb is crossed with a father with genotype Bb, what is the probability of having black eyes?
50%
Humans have___chromosomes in total
46
Hh
Heterozygous or homozygous?
Heterozygous
How many bases are found in DNA?
4
A section of DNA
Gene
The "B" allele is dominant for brown eyes and the "b" allele is for black eyes.
If a mother with genotype Bb is crossed with a father with genotype Bb, what is the probability of having homozygous dominant?
25%
Where is DNA found within the cell
In the cell nucleus