BIO 182 EXAM 1 QUESTIONS AND
ANSWERS WITH SOLUTIONS 2024
Macroevolution - ANSWER Evolutionary change above the species level.
Ecological species concept - ANSWER identifies species in terms of their ecological niches, focusing on
unique adaptations to particular roles in a biological community
Postzygotic - ANSWER Barriers that prevent the hybrid zygote from becoming a fertile adult.
The theory of gradualism - ANSWER Profound geological changes took place through the cumulative
effect of slow but continuous processes identical to those currently operating
Prezyogotic - ANSWER Reproductive isolation
Artificial selection - ANSWER Breeding organisms with specific traits in order to produce offspring with
identical traits.
Microevolution - ANSWER Change in allele frequencies in a population over generations.
Biological species concept - ANSWER Definition of a species as a population or group of populations
whose members have the potential to interbreed in nature and produce viable, fertile offspring, but are
not able to produce viable, fertile offspring with members of other populations.
Population - ANSWER A local group of organisms belonging to the same species and capable of
interbreeding
According to evolutionary theory, the smallest entity that can evolve is
*evolve over time
Quantitative - ANSWER Characters (such as height) are those that vary along a continuum within a
population.
, Homologous - ANSWER Structures in different species that are similar because of common ancestry.
Gene flow - ANSWER Movement of alleles into or out of a population due to the migration of individuals
to or from the population
Stabilizing - ANSWER Natural selection that favors intermediate variants by acting against extreme
phenotypes
Disruptive Selection - ANSWER form of natural selection in which a single curve splits into two; occurs
when individuals at the upper and lower ends of a distribution curve have higher fitness than individuals
near the middle
Prokaryotic - ANSWER Single celled organism
Gradualism - ANSWER Occurrence over a period of time
Eukaryotic - ANSWER Multicellular organism
Speciation - ANSWER Genetic changes over time
Phylogeny - ANSWER Classification of organisms
Anaerobes - ANSWER Do not require oxygen to live
Creationism - ANSWER Religious viewpoint
Evolution - ANSWER Scientific viewpoint
Descent with modification
Aerobes - ANSWER Require oxygen to live
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Performance. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $16.49. You're not tied to anything after your purchase.