2nd Semester Vocab

The ability of an organism to survive and reproduce.

• fitness

• evolution

• adaptation

• artificial selection

These molecules are chained together in order to build a protein.

• nucleic acids

• nucleotides

• amino acids

• carbohydrates

Different versions of the same gene.

• chromosome

• gamete

• codon

• allele

A form of cell division where a parent cell is split into 4 haploid cells with different genetic combinations.

• diploid

• mitosis

• meiosis

• DNA replication

An organism that has the allele for a recessive trait but it is masked by a dominant allele in the phenotype.

• purebred

• carrier

• sex-linked

• disorder

The change in traits of a population over time.

• natural selection

• fitness

• acquired characteristics

• evolution

A structure within a species of organisms that no longer seems to have a function or purpose in the current form of an organism of the given species.

• vestigial structure

• homologous structure

• anatomical structure

• acquired characteristic

Determining the age of a rock or fossil using the predictable decay rate of the material.

• relative dating

• index fossil

• radiometric dating

• natural selection

A form of cell division that results in 2 identical cells.

• meiosis

• mitosis

• DNA replication

• protein synthesis

A diagram that shows the inheritance pattern of a trait through a family.

• pedigree

• punnett square

• dihybrid cross

• allele frequency