BIOM1050 FINAL EXAM REVISION
QUESTIONS AND ANSWERS
Prokaryotic and Eukaryotic - Correct Answers -What are the two types of cells?
No, Prokaryotic cells do not have membrane bound organelle - Correct Answers -Do the
cells of bacteria have a nucleus?
Prokaryotic cells are always unicellular - Correct Answers -Are any bacteria made up of
more than one cell?
The outer membrane of a cell which maintains conditions for cellular function - Correct
Answers -What is the plasma membrane and what is its function?
No, eukaryotic cells have membrane bound organelle - Correct Answers -Are
membranes only present on the outside of cells?
cell membrane, cytoplasm and nucleus - Correct Answers -What are the 3 main parts of
a eukaryotic cell?
nuclear membrane or karyotheca - Correct Answers -What is the name of the
membrane surrounding the nucleus?
The endoplasmic reticulum membrane - Correct Answers -What component of cell
structure is contiguous to the nuclear membrane?
Centrioles, cytoskeleton, lysosomes, mitochondria, peroxisomes, golgi body, ER and
ribosomes - Correct Answers -What are the main organelle in eukaryotic cells?
unbound in cytoplasm, attached to ER or attached to outside of nuclear membrane.
Ribosomes synthesise proteins. - Correct Answers -Where in the cell are ribosomes
found and what is their function?
lysosomes, centrioles and flagella - Correct Answers -What structures are found in
animal cells but not plant cells?
,chloroplast, vacuole, tonoplast, cell wall - Correct Answers -What structures are found in
plant cells but not animal cells?
DNA and protein - Correct Answers -What is chromatin?
The reading of mRNA to produce a protein - Correct Answers -What is translation?
rER because it has ribosomes - Correct Answers -What type of ER is responsible for
protein synthesis?
synthesises lipids - Correct Answers -What does sER do?
glucose + 6O2 = 6CO2 + 6H2O + ATP - Correct Answers -What is the formula for
cellular respiration?
Shape, support, and movement - Correct Answers -What are the 3 main functions of the
cytoskeleton?
in the cytoplasm - Correct Answers -Where are hydrophilic (water soluble) proteins
made?
in the ER or cell wall - Correct Answers -Where ate hydrophobic (lipid soluble) proteins
made?
are amphipathic molecules - Correct Answers -Phospholipids
Allow the transport of molecules across the membrane (protein channels) - Correct
Answers -What do membrane proteins do?
Transport across a membrane that uses energy as it is going against the concentration
gradient. - Correct Answers -What is active transport?
Transport with the concentration gradient, does not use energy. - Correct Answers -
What is passive transport?
C=N/V or C=(m/mm)/V - Correct Answers -What is the formula for concentration
log10 of any number is the number of 0's or what 10^x is = to - Correct Answers -What
does log10 mean?
Add a proton to the base - Correct Answers -How do you find an acid of a base?
Take a proton from the acid - Correct Answers -How do you find the base of an acid?
an expression of the concentration of hydronium (OH-) - Correct Answers -What is pH?
, above 7, low concentration of hydronium - Correct Answers -Alkaline pH?
below 7, high concentration of hydronium - Correct Answers -Acidic pH?
Acidosis (pH below 7.35) - Correct Answers -What is it called when your body pH is too
acidic?
Alkalosis (pH above 7.45) - Correct Answers -What is it called when your body is too
alkaline?
Regulates the hydronium ion concentration by absorbing and releasing protons. -
Correct Answers -What does a buffer do?
CH2O - Correct Answers -What is the general carbohydrate formula?
mono or disaccharides - Correct Answers -What is a simple sugar?
Polysaccharides - Correct Answers -What is a complex sugar?
high number of C and H with little O ( can contain N or P but very little) or a long
hydrocarbon group with a carboxyl group - Correct Answers -What is the general
structure of a lipid?
cholesterol or other steroids, vitamins A K and D, fatty acids - Correct Answers -Name a
lipid
no double bond in tail - Correct Answers -What is a saturated fat?
one or more double bonds in tail - Correct Answers -What is an unsaturated fat?
cis have 2 H on same side (bent) while trans alternate sides (straighter) - Correct
Answers -What is the difference between cis and trans fats?
They stack easily on top of each other due to structure - Correct Answers -Why are
trans fats hard to break down?
the number of double bonds in the tail - Correct Answers -What is the difference
between fats and oils?
Cytosine (C), Guanine (G), Adenine (A), Thymine (T) and Uracil (U) - Correct Answers -
Name the 5 nitrogenous bases
C, T (U in mRNA) - Correct Answers -What nitrogenous bases are pyrimidines
G and A - Correct Answers -What nitrogenous bases are purines?
QUESTIONS AND ANSWERS
Prokaryotic and Eukaryotic - Correct Answers -What are the two types of cells?
No, Prokaryotic cells do not have membrane bound organelle - Correct Answers -Do the
cells of bacteria have a nucleus?
Prokaryotic cells are always unicellular - Correct Answers -Are any bacteria made up of
more than one cell?
The outer membrane of a cell which maintains conditions for cellular function - Correct
Answers -What is the plasma membrane and what is its function?
No, eukaryotic cells have membrane bound organelle - Correct Answers -Are
membranes only present on the outside of cells?
cell membrane, cytoplasm and nucleus - Correct Answers -What are the 3 main parts of
a eukaryotic cell?
nuclear membrane or karyotheca - Correct Answers -What is the name of the
membrane surrounding the nucleus?
The endoplasmic reticulum membrane - Correct Answers -What component of cell
structure is contiguous to the nuclear membrane?
Centrioles, cytoskeleton, lysosomes, mitochondria, peroxisomes, golgi body, ER and
ribosomes - Correct Answers -What are the main organelle in eukaryotic cells?
unbound in cytoplasm, attached to ER or attached to outside of nuclear membrane.
Ribosomes synthesise proteins. - Correct Answers -Where in the cell are ribosomes
found and what is their function?
lysosomes, centrioles and flagella - Correct Answers -What structures are found in
animal cells but not plant cells?
,chloroplast, vacuole, tonoplast, cell wall - Correct Answers -What structures are found in
plant cells but not animal cells?
DNA and protein - Correct Answers -What is chromatin?
The reading of mRNA to produce a protein - Correct Answers -What is translation?
rER because it has ribosomes - Correct Answers -What type of ER is responsible for
protein synthesis?
synthesises lipids - Correct Answers -What does sER do?
glucose + 6O2 = 6CO2 + 6H2O + ATP - Correct Answers -What is the formula for
cellular respiration?
Shape, support, and movement - Correct Answers -What are the 3 main functions of the
cytoskeleton?
in the cytoplasm - Correct Answers -Where are hydrophilic (water soluble) proteins
made?
in the ER or cell wall - Correct Answers -Where ate hydrophobic (lipid soluble) proteins
made?
are amphipathic molecules - Correct Answers -Phospholipids
Allow the transport of molecules across the membrane (protein channels) - Correct
Answers -What do membrane proteins do?
Transport across a membrane that uses energy as it is going against the concentration
gradient. - Correct Answers -What is active transport?
Transport with the concentration gradient, does not use energy. - Correct Answers -
What is passive transport?
C=N/V or C=(m/mm)/V - Correct Answers -What is the formula for concentration
log10 of any number is the number of 0's or what 10^x is = to - Correct Answers -What
does log10 mean?
Add a proton to the base - Correct Answers -How do you find an acid of a base?
Take a proton from the acid - Correct Answers -How do you find the base of an acid?
an expression of the concentration of hydronium (OH-) - Correct Answers -What is pH?
, above 7, low concentration of hydronium - Correct Answers -Alkaline pH?
below 7, high concentration of hydronium - Correct Answers -Acidic pH?
Acidosis (pH below 7.35) - Correct Answers -What is it called when your body pH is too
acidic?
Alkalosis (pH above 7.45) - Correct Answers -What is it called when your body is too
alkaline?
Regulates the hydronium ion concentration by absorbing and releasing protons. -
Correct Answers -What does a buffer do?
CH2O - Correct Answers -What is the general carbohydrate formula?
mono or disaccharides - Correct Answers -What is a simple sugar?
Polysaccharides - Correct Answers -What is a complex sugar?
high number of C and H with little O ( can contain N or P but very little) or a long
hydrocarbon group with a carboxyl group - Correct Answers -What is the general
structure of a lipid?
cholesterol or other steroids, vitamins A K and D, fatty acids - Correct Answers -Name a
lipid
no double bond in tail - Correct Answers -What is a saturated fat?
one or more double bonds in tail - Correct Answers -What is an unsaturated fat?
cis have 2 H on same side (bent) while trans alternate sides (straighter) - Correct
Answers -What is the difference between cis and trans fats?
They stack easily on top of each other due to structure - Correct Answers -Why are
trans fats hard to break down?
the number of double bonds in the tail - Correct Answers -What is the difference
between fats and oils?
Cytosine (C), Guanine (G), Adenine (A), Thymine (T) and Uracil (U) - Correct Answers -
Name the 5 nitrogenous bases
C, T (U in mRNA) - Correct Answers -What nitrogenous bases are pyrimidines
G and A - Correct Answers -What nitrogenous bases are purines?
