BIO 150 FINAL KECK UTK EXAM|| LATELY
UPDATED QUESTIONS AND 100% CORRECT
ANSWERS ALREADY GRADED A+|| LATEST AND
COMPLETE UPDATE 2025 WITH VERIFIED
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Evolution - ANSWER: populations of organisms and their cellular components
have changed over time through both selective and non-selective evolutionary
processes
structure and function - ANSWER: all living systems are made of structural
components whose arrangement determines the function of the systems
information flow and storage - ANSWER: info and signals are used within and
among organisms to direct their functioning
transformations of flow and energy - ANSWER: all living things use, acquire, and
release matter and energy for cellular/organismal functioning
systems - ANSWER: living systems are interconnected and interact and influence
each other on multiple levels
how are bacteria, archaea, and eukaryotes related - ANSWER: related by a last
universal common ancestors LUCA
7 criteria for life - ANSWER: 1. organization: one or more cells
2. Metabolism: energy and material flow
3. Growth: accumulation
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4. Homeostasis: maintaining a relatively constant state internally
5. Response to stimuli: Altering actions to maintain homeostasis
6. Adaptation: Change through time
7. Reproduction: Production of offspring similar to parents
earth formed - ANSWER: 4.5 billion years ago
crust solidified - ANSWER: 4 billion years ago
we find the oldest fossils or microorganisms - ANSWER: 3.5 billion years ago
prokaryotes dominant between - ANSWER: 3.5 - 2 billion years ago
protobionts - ANSWER: -precursor of very early life
-resemble very simple cells
-microspheres composed of inorganic and organic molecules trapped inside of a
lipid bilayer membrane
-microspheres form spontaneously and can replace by pinching off new spheres
endosymbiosis theory - ANSWER: evolutionary theory of the origin of eukaryotic
cells from prokaryotic organisms
endosymbiotic relationships - ANSWER: -mutually beneficial between host and
internal organism
-protists
-invertebrates