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Bio 156 final exam with correct answers
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Bio 156 final exam with correct answers
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Bio 156 final exam with correct answersWhich of the following sequences illustrates hierarchy as it increases in complexity? -
Answer -Molecule,cell, tissue, organ, organ system, organism, population, community,
ecosystem
Tree is home to 2 birds, colony of ants, a wasp nest, two squirrels and bacteria. What is
this? - Answer -A community
The ultimate source of energy flowing into all ecosystems is? - Answer -Sunlight
A consumer eating a producer represents? - Answer -A transfer of chemical nutrients
and energy
When looking for a prokaryotic cell you look for? - Answer -A cell that has a membrane
What are the properties of life? - Answer -All choices are correct
Organisms that are not prokaryotes are in the domain? - Answer -Eukarya
Which is part of the domain eukarya? - Answer -Fungi
Members of the kingdom animalia - Answer -Are composed of cells that lack a cell wall
Organisms belonging to the kingdom plantae - Answer -Are photosynthetic and contain
cells that are surrounded by cell walls
Which statement is correct exam 1? - Answer -Differences among organisms reflect
different nucleotide sequences in their DNA
What is true about the domain bacteria? - Answer -All bacteria lack a nucleus
Evolution by natural selection relies upon - Answer -All choices are correct
Antibiotic kills 99% of bacteria. You would expect the next generation of bacteria? -
Answer -to be more resistant to that antibiotic
A hypothesis is - Answer -A tentative answer to some question
, The role of a control in an experiment is to - Answer -Provide a basis of comparison to
the experimental group
To be scientifically valid, a hypothesis must be? - Answer -Testable and falsafiable
Light microscopes - Answer -Use light and glass lenses to magnify an image
Resolving power is? - Answer -Ability of an optical instrument to show two close objects
as separate
Scanning electron microscope is used to study___, where as transmission electron
microscope is used to study___ - Answer -Cel surfaces, internal cell structures
The idea that all living things are composed of cells and that the cells come from other
cells defines? - Answer -Cell theory
What cell has the greatest surface to volume ratio? - Answer -Bacterium
A cell that lacks a membrane bound nucleus are __ cells. - Answer -Prokaryotic
Unlike animal cells,plant cells have __ and __.unlike plant cells, animal cells have __. -
Answer -Chloroplasts, cell walls, centrioles
In eukaryotic cells, internal membranes? - Answer -All choices are correct
You see cell with cell wall and membrane bound organelles. You conclude that the cells
are? - Answer -Plant cells
The membranous compartmentalization of a cell? - Answer -Allow various metabolic
processes to occur at the same time
Lysosomes? - Answer -All choices are correct
The nucleus of a cell? - Answer -Contains DNA
The Golgi apparatus? - Answer -Stores, modifies, and packages proteins
The functions of the central vacuoles of plant cells include? - Answer -all choices are
correct
The function of chloroplasts? - Answer -Photosynthesis
Function of mitochondria? - Answer -Cellar respiration
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