Science test 2
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10 Terms
Generation
Offspring that are at the same stage of descent from a common ancestor.
Heredity
The passing of traits from parent to offspring.
Inheritance
The passing on of genetic traits from parents to offspring.
Variation
The range of expression of a trait within a population.
Chromosome
A structure made of coiled DNA that transfers hereditary information to the next generation.
Gene
The basic unit of heredity carried by the chromosome; codes for proteins.
Protein
A molecule that performs the tasks of a cell, is part of cells and cell structures, and helps determine the traits of an organism.
Genotype
An organism’s particular genetic makeup.
Mendel's conclusion
Parent plants have a factor that transfers traits to their offspring.
Double helix
The twisted-ladder shape of a DNA molecule.