Heredity
This is why you look like your parents.
heredity
What are Traits?
Traits are characteristics that can be passed from one generation to another.
What is a gene?
A special stretch in DNA.
how much strands of DNA does each cell have?
46
Trait
A characteristic caused by genetics or the environment
How many sets of chromosomes do we have?
23 sets
What are some examples of traits?
Hair color, Eye color, face shape, Height
What is the scientific study of heredity?
Genetics
What is DNA made of?
Nucleotide
Alleles
Different forms of genes
Witch chromosomes make up the human gender?
X&Y
How are Traits passed?
Genetically
Fertilizes
What does the sperm do to the egg?
What are the labels of nucleotide?
A,C,T,G
Codominance
nEither Allele is dominant (both show up together)
males have what chromosomes?
Females have what chromosomes?
Females=X&X
Males =X&Y
What are alleles?
Different forms of the same trait.
A chromosome is made up of how many genes?
23 pairs
The molecule that is the base of all chromosomes.
DNA
Heterozygous
Two different Alleles
How much of each parents gene do you get?
Half & Half
A trait can be?
Dominate Or Recessive
Where are Chromosomes found?
The nucleus
What does DNA look like?
Double Helex Structure
Gene Therapy
The insertion of a corrected gene into a person to try and correct a problem.