Bio 182 Exam 2 ASU Latest Update 2024-2025 Actual Exam Questions and 100% Verified Correct Answers Guaranteed A+
abiotic - CORRECT ANSWER: physical conditions
adaptive plasticity - CORRECT ANSWER: one genotype has multiple phenotypes & environments trigger change
allopatry - CORRECT ANSWER: populations occur in different places
biological species - CORRECT ANSWER: group of potentially interbreeding species
biotic - CORRECT ANSWER: other organisms
Cladistics - CORRECT ANSWER: Grouping is based on common ancestry
Do enzymes maintain a rigid structure while catalyzing? - CORRECT ANSWER: No it is constantly changing
Do smaller or larger populations have more chance for genetic drift? - CORRECT ANSWER: Smaller populations
Each nucleotide represents? - CORRECT ANSWER: the state of a single trait
Environmental examples - CORRECT ANSWER: air temp
food availability social group
evolutionary species - CORRECT ANSWER: lineage that remains distinct throughout space & time 1 / 2
Fisher's Model - CORRECT ANSWER: Assume: Each set of parents give birth to two offspring.A new allele (a) arises, which has no effect on fitness (fitness of Aa = fitness of AA).Fisher 1930, The Genetical Theory of Natural Selection
Then:
Within each couple, there is a 25% chance the new allele will be lost during reproduction.
Gene flow - CORRECT ANSWER: dispersal of organisms btw genetically distinct populations
genetic drift - CORRECT ANSWER: evolution caused by random processes in population in a population of finite size
Genetic drift can do what to neutral alleles - CORRECT ANSWER: eliminate & spread
Genetic drift can...? - CORRECT ANSWER: -eliminate neutral alleles.
-spread neutral alleles.-eliminate beneficial alleles
high temps - CORRECT ANSWER: more rigid enzymes
homology - CORRECT ANSWER: phenotype that is similar between two species because of common ancestry
homoplasy - CORRECT ANSWER: phenotype that is similar between two species because of convergent evolution
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