BIOLOGY 1100 PRACTICE EXAM 1 QUESTIONS AND CORRECT ANSWERS
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Course
ECU BIO 1100
Institution
ECU BIO 1100
Hydrogen bond the partial negative charge at one end of a water molecule is attracted to the partial positive charge of another water molecule. What is this attraction called
Biosphere, ecosystem, community, population, organism which of the following is the correct order in terms of the hierarchy...
BIOLOGY 1100 PRACTICE EXAM 1
QUESTIONS AND CORRECT ANSWERS
Hydrogen bond ✅the partial negative charge at one end of a water molecule is
attracted to the partial positive charge of another water molecule. What is this attraction
called
Biosphere, ecosystem, community, population, organism ✅which of the following is the
correct order in terms of the hierarchy of organization?
It is a strong acid that dissociates completely in water ✅a 0.01 m solution of a
substance has a ph of 2. What can you conclude about this substance
Population ✅a localized group of organisms that belong to the same species is called
a
Altered primary structure and altered quaternary structure; the secondary and tertiary
structures may or may not be altered. ✅in sickle cell disease, as a result of a single
amino acid change, the mutant hemoglobin tetramers associate with each other and
assemble into large fibers. Based on this info alone, we can conclude that sickle cell
hemoglobin exhibits
Atomic # ✅the left to right order of elements in the periodic table is based on their
A covalent bond forms between the sugar of one nucleotide and the phosphate of
another ✅when nucleotides polymerize to form a nucleic acid,
Mitochondrion ✅which structure is common to both plant and animal cells
Synthesize large quantities of lipids ✅a cell with a predominance of smooth er is likely
specialized to
C bonds involve sharing of electrons between atoms; i bonds involve the electrical
attraction between atoms ✅difference between covalent and ionic bonds
Endosymbiosis of an oxygen using bacterium in a larger bacterial host cell the
endosymbiont evolved into mitochondria. ✅the evolution of eukaryotic cells most likely
involved
Mitochondrion ✅smallest structure that would most likely be visible with a standard
research grade light microscope
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