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20 Cards in this Set

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Diploid
Two fold; 46 chromosomes that represent 23 pairs of chromosomes
Haploid
Sperm and egg; only one set of 23 chromosomes
Homologous chromosomes
Chromosomes that look the same under the microscope. May have the same location
None
Autosome
Chromosomes 1-22. All but the sex chromosomes
Genotype
Set of genes and alleles
Phenotype
Physical observable traits
Heterozygous
Different alleles in the same location
Homozygous
Same alleles in the same location
Karyotype
Display of all chromosomes
Restrictive enzyme
Break bonds between base pairs in DNA strand
Analogous structures
Structures that share a common function but not necessarily a common ancestry
Regulatory genes
Code for repressor or activator regulatory proteins
Structural gene
Code for an enzyme or structural protein
Transcription
The process by which the DNA code a single gene is converted into a complementary single strand of RNA
Microevolution
Evolution as a result of genetic changes that give rise to new species
Vestigial structures
Structure that may have had a function in some ancestor but no longer severs as any function (Human tailbone)
Acid rain
Sulfuric acid and nitric acid which dissolve in raindrops
Aquifer Deep
underground reservoir of water
Gene flow
Physical allele caused by movement of individuals inor out of a population
Genetic drift
Random changes in allele frequency due to chance events