Uark POB Shadwick Exam 4 Questions
100% Solved.
A number of populations of different species interacting with one another in a natural
environment, such as a rotten log, is called - answerA community
In a species with a type 3 survivorship curve - answermany individuals die early in life
When ...
Analogous Structure - answer✔evolved separately but have similar functions ex. human and
octopi eyes
Homologous Structure - answer✔similar structure but have different functions ex. arm, cat,
whale, bat
biochemical evidence of evolution - answer✔DNA, ATP, enzymes are universal
Genetic Code evidence of evolution - answer✔RNA to amino acid triplets are universal, many
genes are shared by all organisms
Microevolution - answer✔change in allele frequency in a population over time
who evolves - answer✔populations
Hardy Weinberg Equilibrium - answer✔No mutations, No genetic drift, No gene flow, No
natural selection, Random Mating
Mutation - answer✔cause allele frequency in a populations, only source of variation, random
events
Genetic Drift - answer✔causes allele frequency to fluctuate; greater in smaller populations
Bottleneck Effect - answer✔catastrophe kills large amount of people, loss of genetic diversity;
recessive alleles become more present
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