BIL 150 MALLERY LATEST COMPREHENSIVE EXAM
QUESTIONS AND ANSWERS SURE A+
✔✔possible ET sources for the bio-organic molecules that may have helped seed the
planet Earth are... - ✔✔1. comets
2. meteorites
3. asteroids
✔✔small RNA molecules that have catalytic activity - ✔✔ribozymes
✔✔the chemical reaction by which cells make most of their polymers from monomers -
✔✔condensation (dehydration) reactions
✔✔beta glycosidic bond - ✔✔OH on top
✔✔alpha glycosidic bond - ✔✔OH on bottom
✔✔in order for a protein synthesized in the cytoplasm of a cell to be transported into the
nucleoplasm of the nucleus, the protein must contain... - ✔✔a specific localizing
sequence of amino acids
✔✔the mitoplasm of a mitochondria contains: - ✔✔ribosomes
its own DNA
lipid droplets
✔✔where are ribosomes found in the cell? - ✔✔free in the cytoplasm
attached to the ER
attached to the mRNA in a polyribosome
✔✔the process of adding sugars to newly made proteins in the ER - ✔✔glycosylation
, ✔✔movement of a charged ion in a one-way direction across a membrane is referred to
as... - ✔✔uniport
✔✔as catalysts, enzymes...? - ✔✔lower activation energy
✔✔a competitive inhibitor binds where on an enzyme? - ✔✔the active site
✔✔the class of enzymes that brea the covalent bonds within polymer molecules like
glycogen and nucleic acids by adding water to the bond - ✔✔hydrolases
✔✔chromosomes found in prokaryotic cells are made of - ✔✔DNA only
✔✔molecule made initially by substrate level phosphorylation during Kreb's cycle -
✔✔GTP
✔✔microscope that uses a laser beam as its light source to view the specimen -
✔✔confocal microscopy
✔✔organelle with the largest total volume in an animal cell - ✔✔endoplasmic reticulum
✔✔during glycolysis ATP molecules are produced by the process of - ✔✔substrate level
phosphorylation
✔✔the mathematical equation that defines the electrical charge that should exist across
a membrane which is due to the existing distribution of ions across a membrane -
✔✔nernst equation
✔✔moves materials into a cell most often via membrane vesicles - ✔✔endocytosis
✔✔cells responding to an extracellular signal molecule, converting a protein from an
inactive form to an active form. - ✔✔signal transduction
✔✔molecular switches in cells that are in their active form when GTP is bound to the
protein - ✔✔G-proteins
✔✔what are the end products of glycolysis - ✔✔ATP, NADH, and pyruvate
✔✔mitochondrial transfer of electrons through the ETC is used to generate a proton
gradient by pumping H+ ions into which of the following cellular locations - ✔✔space
between the inner and outer mitochondrial membranes
✔✔ADP is a structural part of which coenzymes of cellular respiration? - ✔✔NAD+,
FADH2, CoASH, and ATP
QUESTIONS AND ANSWERS SURE A+
✔✔possible ET sources for the bio-organic molecules that may have helped seed the
planet Earth are... - ✔✔1. comets
2. meteorites
3. asteroids
✔✔small RNA molecules that have catalytic activity - ✔✔ribozymes
✔✔the chemical reaction by which cells make most of their polymers from monomers -
✔✔condensation (dehydration) reactions
✔✔beta glycosidic bond - ✔✔OH on top
✔✔alpha glycosidic bond - ✔✔OH on bottom
✔✔in order for a protein synthesized in the cytoplasm of a cell to be transported into the
nucleoplasm of the nucleus, the protein must contain... - ✔✔a specific localizing
sequence of amino acids
✔✔the mitoplasm of a mitochondria contains: - ✔✔ribosomes
its own DNA
lipid droplets
✔✔where are ribosomes found in the cell? - ✔✔free in the cytoplasm
attached to the ER
attached to the mRNA in a polyribosome
✔✔the process of adding sugars to newly made proteins in the ER - ✔✔glycosylation
, ✔✔movement of a charged ion in a one-way direction across a membrane is referred to
as... - ✔✔uniport
✔✔as catalysts, enzymes...? - ✔✔lower activation energy
✔✔a competitive inhibitor binds where on an enzyme? - ✔✔the active site
✔✔the class of enzymes that brea the covalent bonds within polymer molecules like
glycogen and nucleic acids by adding water to the bond - ✔✔hydrolases
✔✔chromosomes found in prokaryotic cells are made of - ✔✔DNA only
✔✔molecule made initially by substrate level phosphorylation during Kreb's cycle -
✔✔GTP
✔✔microscope that uses a laser beam as its light source to view the specimen -
✔✔confocal microscopy
✔✔organelle with the largest total volume in an animal cell - ✔✔endoplasmic reticulum
✔✔during glycolysis ATP molecules are produced by the process of - ✔✔substrate level
phosphorylation
✔✔the mathematical equation that defines the electrical charge that should exist across
a membrane which is due to the existing distribution of ions across a membrane -
✔✔nernst equation
✔✔moves materials into a cell most often via membrane vesicles - ✔✔endocytosis
✔✔cells responding to an extracellular signal molecule, converting a protein from an
inactive form to an active form. - ✔✔signal transduction
✔✔molecular switches in cells that are in their active form when GTP is bound to the
protein - ✔✔G-proteins
✔✔what are the end products of glycolysis - ✔✔ATP, NADH, and pyruvate
✔✔mitochondrial transfer of electrons through the ETC is used to generate a proton
gradient by pumping H+ ions into which of the following cellular locations - ✔✔space
between the inner and outer mitochondrial membranes
✔✔ADP is a structural part of which coenzymes of cellular respiration? - ✔✔NAD+,
FADH2, CoASH, and ATP
