Basics
Organism with two dominant or two recessive alleles
What is homozygous?
Allele that contributes to the phenotype only when two copies of it are present
What is recessive
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The different forms of a given characteristic.
What is a trait?
Segments of DNA found in chromosomes that give instructions for producing a certain characteristic.
What are genes
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organism with one dominant and one recessive allele
What is heterozygous?
One trait is fully expressed over another.
Mingling up of genes during meiosis?
Two parents contribute genetic information to produce unique offspring.
sexual reproduction through meiosis.
an organism's physical traits
What is the phenotype?
One trait is only expressed when both alleles are same.
A recessive trait
Molecule made with strings of DNA
A Chromosome
Generates offspring that are genetically identical to a single parent
asexual reproduction, through mitosis
Building block of DNA that is made up of a base, a sugar, and a phosphate group
What is the nucleotide?
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Real life example of Dominant trait?
Tongue rolling
A molecule in a cell that contains the genetic material.
What is DNA
Meiosis makes which types of cell
What's the process used for Growth & repair?
Mitosis
What best describes DNA?
A molecule that carries genetic information
The genetic makeup of an individual for a trait is called?
Genotype
The physical appearance of a trait is called it's?
Phenotype