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Module 4
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Cards (17)
Genetics - The study of heredity and variation of organisms.
Heredity
- The study of transfer of traits from the parents to offsprings.
Traits
- Controlled by genes.
Genes
- Are always in pair which determine the maternal and paternal trait.
Monohybrid
- involves a cross using a single factor or chatacter trait.
Dihybrid
- Involves a cross using two character traits.
Law
of
Dominance
- states that one member of the pair of factors or genes may mask or hide the aopearance of the other genes.
Alleles
- Can be represented by a pair of letters called genotypes.
Genotype
- refers to the genetic composition for a trait of an organism.
Phenotype
- The observable trait or visible features of an organism.
Homozygous
- Dissimilar alleles.
Law
of
Segregation
- states that during gamete formation, the all pairs of gemes for all traits of an organism separates from each other.
Law
of
Independent
Assortment
- States that the distribution of one pair of genes is independent of the distribution of the other pair.
Punnet
Square - is a diagram that allows us to determine the possible combinations of a genes on a given cross.
Hybrid
- Refers to the offspring resulting from a cross between homozygous parents with two contrasting traits.
Genotype
- Refers to the genetic composition of a particular trait of an organism.
Phenotype
- Refers to the physical appearance of an organism.