Genetics
The field of biology that studies heredity.
Genetics
DNA is located on chromosomes in the _______ of a cell
nucleus
Parts of the chromosomes that control inherited traits
genes
A capital letter always represents a _____ gene
dominant
Traits that are passed from parents to their offspring.
inherited traits
DNA is a large molecule located in ___________ which carry our genes
chromosomes
How many genes do we inherit from each parent for each trait.
1
Punnett squares show possible ______________
gene combinations
The characteristics of an organism
traits
The sides of the DNA ladder are made up of _______
sugars and phosphates
How many chromosomes do humans have all together?
46
Would this genotype (BB) be called -
homozygous dominate
homozygous recessive
heterozygous
homozygous dominate
Austrian monk who is often referred to as the father of genetics
Gregor Mendel
The steps of the DNA ladder are called ___________
nitrogen bases
Having two like genes for the same trait
homozygous
A person's genotype for hair color is Bb. If black hair is dominate and all other colors are recessive what color hair would this person have?
black
Gregor Mendel learned about genetics by studying what type of plant?
pea plants
The nitrogen base that always pairs with Adenine is ____
Thymine
Gene whose trait is hidden when the dominant gene is present
recessive
If a person has blue eyes what combination of genes could they have?
homozygous recessive (bb)