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Biology > Topic Four - Definitions > Flashcards

Topic Four - Definitions Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Definition: Gene

A

Base sequence that codes for amino acid sequence

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2
Q

Definition: locus

A

A section of DNA located @ position

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3
Q

Definition: Triplet

A

Minimum 3 bases code for each amino acid

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4
Q

Definition: universal

A

Each triplet codes for the same amino acid in all organisms

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5
Q

Definition: non-overlapping

A

Nucleotide is part of only one triplet codeon

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6
Q

Definition: degenerate

A

most amino acid are coded for by more than one triplet

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7
Q

Definition: introns

A

Non-coding sequence

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8
Q

Definition: exon

A

Parts that code for amino acids

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9
Q

Definition: homologous chromosomes

A

Chromosomes that have the same gene loci, same size/length, position of centromere

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10
Q

Definition: genome

A

Complete set of genes in a cell

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11
Q

Definition: proteome

A

The full range of proteins that a cell is able to produce

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12
Q

Definition: complete proteome

A

Proteins produced by a given type of cell under a set of conditions

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13
Q

Definition: genetic diversity

A

The number of different alleles of genes in a population

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14
Q

Definition: generic name

A

The genus to which the organism belongs

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15
Q

Definition: specific name

A

Species to which the organism belongs

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16
Q

Definition: molecular phylogeny

A

Evolutionary relationship between species based on their molecular differences

17
Q

Definition: species diversity

A

The number of different species and the no. Of individuals of each species within any one community

18
Q

Definition: species richness

A

Measure of the number of different species in a community area at a given time

19
Q

Definition: genetic diversity

A

The variety of genes possessed by the individuals that make up a population of a species

20
Q

Definition: ecosystem diversity

A

The range of different habitats

21
Q

Definition: interspecific variation

A

Differences between species

22
Q

Definition: intraspecific variation

A

Differences between individuals of the same species

23
Q

Definition: Phylogenetic classification system

A

arranges species into groups based on their evolutionary origins and relationship
- uses hierarchy (no overlap)
- one group = taxon

Biology (11 decks)

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