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Ant 101 Nau Exam 1 Questions & Solutions
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Ant 101 Nau Exam 1 Questions & Solutions
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Ant 101 Nau Exam 1 Questions & SolutionsEpigenetics Correct Ans-all heritable changes in gene expression and chromatin organization
that are independent of the DNA sequence itself.
Codon Correct Ans-a three-nucleotide sequence in which the DNA's triple code is written
onto the mRNA.
Anticodon Correct Ans-three-nucleotide sequence on a tRNA molecule that helps match the
appropriate amino acid with a specific mRna codon.
Gergor Mendel Correct Ans-he observed the results of crossing breeding pea plants.
Evolution Correct Ans-the change in allele frequency over time.
Population Correct Ans-cluster of individuals of the same species who share a common
geographic area and find their mates more often in their own cluster than in others.
Gene pool Correct Ans-all the alleles within a population.
Mutation Correct Ans-change to the nucleotide sequence in the DNA.
, Gene Flow Correct Ans-movement of alleles within and between populations.
Nonrandom Mating Correct Ans-pattern of mating in which individuals mate preferentially
with certain others
Inbreeding Correct Ans-mating among close genetic relatives.
Assortative Mating Correct Ans-mate selection based on similarity (positive assortative) or
differences (negative assortative) in traits.
Genetic Drift Correct Ans-random changes in allele frequencies across generations
Founder Effect Correct Ans-evolutionary process in which a small group of individuals
account for all of the genetic variation in a large population.
Bottleneck Correct Ans-dramatic reduction of a population such that the genetic diversity in
the population is substantially curtailed.
Natural Selection Correct Ans-process by which the better fit variants in a population
become over represented over time.
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