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23 Cards in this Set

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  • Back
Define: GENETICS
The science that studies how characteristics get passed from parent to offspring
Define: GENETIC FACTORS
The general guideline of traits determined by a person's DNA
Define: ENVIRONMENTAL FACTORS
Those "nonbiological" factors that are involved in a person's surroundings such as the nature of the person's parents, the person's friends, and the person's behavioral choices
Define: SPIRITUAL FACTORS
The factors in a person's life that are determined by the quality of his or her relationship with God
Define: GENE
A section of DNA that codes for the production of a protein, or portion of protein, thereby causing a trait
Define: MESSENGER RNA
The RNA that performs transcription
Define: ANTICODON
The three-nucleotide base sequence on tRNA
Define: CODON
A sequence of three nucleotides on mRNA that refers to a specific amino acid
Define: CHROMOSOME
DNA coiled around and supported by proteins, found in the nucleus of the cell
Define: MITOSIS
A process of asexual reproduction in eukaryotic cells
Define: INTERPHASE
The time interval between cellular reproduction
Define: MOTHER CELL
A cell ready to begin reproduction, containing duplicated DNA and centrioles
Define: CENTROMERE
The region that joins two sister chromatids
Define: KARYOTYPE
The figure produced when chromosomes of a species during metaphase are arranged according to their homologous pairs
Define: DIPLOID CELL
A cell with chromosomes that come in homologous pairs
Define: HAPLOID CELL
A cell that has only one representative of a homologous pair
Define: DIPLOID NUMBER(2n)
The total number of chromosomes in a cell
Define: HAPLOID NUMBER(n)
The number of homologous pairs in a haploid cell
Define: MEIOSIS
The process by which a diploid (2n) cell forms gametes (n)
Define: GAMETES
Haploid cells (n) produced by diploid cells (2n) for the purpose of sexual reproduction
Define: VIRUS
A non-cellular infectious agent with two characteristics:
(1) It has genetic material (RNA or DNA) inside a protective protein coat
(2) It cannot reproduce on its own
Define: ANTIBODIES
Specialized proteins that aid in the destruction of infectious agents
Define: VACCINE
A weakened or inactive version of a pathogen that stimulates the body's production of antibodies which can aid in destroying the pathogen