Genetics 1
Father of genetics, studied peas
Gregor Mendel
A gene that is expressed over recessive
Dominant
A random permanent change in an organisms DNA
Mutation
Scars, tattoos, language are all example of....
Non-inherited traits
Scientist who proposed the idea of natural selection
Charles Darwin
In DNA bases A bond with....
T
Reproduction where offspring are different to the parents
Sexual reproduction
The physical trait/appearance of an organism
Phenotype
Where are chromosomes located
In the cell nucleus
The two letter code describing an organisms alleles for a specific trait.
Genotype
Alternative versions of a gene
Allele
Genotype of an organism with two of the same alleles
Homozygous
What process comes before mitosis
DNA replication
Meiosis produces...
4 unique daughter cells
A gene that is covered up when a dominant gene is present
Recessive
Genotype of an organism who has two different alleles for the same trait
Heterozygous
What are the repeating units making up DNA
Nucleotides
DNA stands for what and is a type of what?
deoxyribonucleic acid
molecule
For a change in DNA to be passed onto offspring it needs to occur in the...
Gametes
What does a filled in circle represent in a pedigree chart?
A female who displays the trait being tracked
CAT-TAG base sequence changes to CAA-TTA-G.. is an example of what
Insertion mutation
What are two main roles of mitosis?
Growth and Repair
Mitosis produces...
2 identical daughter cells
Crossing-over and Independent assortment
What is the base pair for:
T
G
A
C