1
Q
evolutionary process by which those individuals of a species that are best adapted are the ones that survive and reproduce.
A
Natural Selection
2
Q
Threadlike structure made up of DNA
A
Chromosomes
3
Q
complex molecule with a double helix shape; contains genetic information
A
DNA
4
Q
Units of hereditary information composed of DNA. it direct cells to reproduce themselves and manufacture the proteins that maintain life.
A
Genes
5
Q
a single cell formed through fertilization
A
zygote
PSY 221
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