PRAXIS 5236 REVIEW QUESTIONS
WITH CORRECT ANSWERS
____________ is a term that indicates the role that an organism plays in a community. -
Correct Answers -Niche
A _____________ refers to the community of plants and animals that occur naturally in
an area, often sharing common characteristics specific to that area. - Correct Answers -
Biome
A _____________ is a zone of junction or a transition area between two biomes. It is
were tow communities meet and integrate. - Correct Answers -Ecotone
What characteristics distinguishes members of the domain Eukarya from the domains
Archea and Bacteria. - Correct Answers -The presence of a nuclear envelope
Valine is typically classified as a hydrophobic amino acid because valine molecules
have which type of side chains? - Correct Answers -Nonpolar
The overall process of aerobic cellular respiration is best described as the oxidation of
glucose to produce carbon dioxide and the reduction of oxygen to produce
______________. - Correct Answers -Water
In _______________ cellular respiration oxygen acts as the final electron acceptor in
oxidative phosphorylation, resulting in the production of water. - Correct Answers -
Aerobic
Which stage of Interphase does DNA replication occur in the cell cycle? - Correct
Answers -S phase
What does a model of secondary succession typically include changes in? - Correct
Answers -Species composition over time
What structures are typically in a bacterial cell but not a virus cell? - Correct Answers --
Ribosomes
- DNA Replication Machinery
True or False 1:
, A typical virus has its own genome but lacks the machinery of synthesizing proteins or
replicating its genome. - Correct Answers -True (1)
_________________ ___________________ is an enzyme that iss typically present in
retroviruses but not in bacteria cells. - Correct Answers -Reverse Transcriptase
The nucleotides of a single strand of DNA are linked together by
_________________________ bonds. - Correct Answers -Phosphodiester
_________________ is a metabolic pathway that produces pyruvate from glucose. It
occurs in both fermentation and aerobic cellular respiration. - Correct Answers -
Glycolysis
__________________ is growth toward or away from the force of gravity on earth. -
Correct Answers -Gravitrophism
Roots exhibit __________________ gravitropism, growing downwards into the soil to
gain access to water and to provide anchoring for the plant. - Correct Answers -Positive
_________________ is the process in plants that moves water form the soil to the
atmosphere. - Correct Answers -Transpiration
A __________ _________ is the stock of different genes in an interbreeding population.
- Correct Answers -Gene Pool
What is the primary function of bone marrow in humans? - Correct Answers -It is the
source of new blood cells
_________________________ is the formation of all cells of the blood and it occurs in
the bone marrow. - Correct Answers -Hematopoiesis
When the concentration of glucose in the blood increases, the beta cells of the
pancreas secrete_______________. This causes the uptake of glucose from the blood
cells of the body, especially by the liver, skeletal muscle, and adipose cells. - Correct
Answers -Insulin
A scientific _____________ is a statement that explains a natural phenomenon or other
aspects of the natural world and is supported by large body of evidence. They serve as
the basis for new hypothesis and experiments. - Correct Answers -Theories
What are some examples of scientific theories? - Correct Answers -- Evolutionary
adaptations arise by natural selection
- The number of species on a island is determined by an equilibrium between the rates
of immigration and extinction.
WITH CORRECT ANSWERS
____________ is a term that indicates the role that an organism plays in a community. -
Correct Answers -Niche
A _____________ refers to the community of plants and animals that occur naturally in
an area, often sharing common characteristics specific to that area. - Correct Answers -
Biome
A _____________ is a zone of junction or a transition area between two biomes. It is
were tow communities meet and integrate. - Correct Answers -Ecotone
What characteristics distinguishes members of the domain Eukarya from the domains
Archea and Bacteria. - Correct Answers -The presence of a nuclear envelope
Valine is typically classified as a hydrophobic amino acid because valine molecules
have which type of side chains? - Correct Answers -Nonpolar
The overall process of aerobic cellular respiration is best described as the oxidation of
glucose to produce carbon dioxide and the reduction of oxygen to produce
______________. - Correct Answers -Water
In _______________ cellular respiration oxygen acts as the final electron acceptor in
oxidative phosphorylation, resulting in the production of water. - Correct Answers -
Aerobic
Which stage of Interphase does DNA replication occur in the cell cycle? - Correct
Answers -S phase
What does a model of secondary succession typically include changes in? - Correct
Answers -Species composition over time
What structures are typically in a bacterial cell but not a virus cell? - Correct Answers --
Ribosomes
- DNA Replication Machinery
True or False 1:
, A typical virus has its own genome but lacks the machinery of synthesizing proteins or
replicating its genome. - Correct Answers -True (1)
_________________ ___________________ is an enzyme that iss typically present in
retroviruses but not in bacteria cells. - Correct Answers -Reverse Transcriptase
The nucleotides of a single strand of DNA are linked together by
_________________________ bonds. - Correct Answers -Phosphodiester
_________________ is a metabolic pathway that produces pyruvate from glucose. It
occurs in both fermentation and aerobic cellular respiration. - Correct Answers -
Glycolysis
__________________ is growth toward or away from the force of gravity on earth. -
Correct Answers -Gravitrophism
Roots exhibit __________________ gravitropism, growing downwards into the soil to
gain access to water and to provide anchoring for the plant. - Correct Answers -Positive
_________________ is the process in plants that moves water form the soil to the
atmosphere. - Correct Answers -Transpiration
A __________ _________ is the stock of different genes in an interbreeding population.
- Correct Answers -Gene Pool
What is the primary function of bone marrow in humans? - Correct Answers -It is the
source of new blood cells
_________________________ is the formation of all cells of the blood and it occurs in
the bone marrow. - Correct Answers -Hematopoiesis
When the concentration of glucose in the blood increases, the beta cells of the
pancreas secrete_______________. This causes the uptake of glucose from the blood
cells of the body, especially by the liver, skeletal muscle, and adipose cells. - Correct
Answers -Insulin
A scientific _____________ is a statement that explains a natural phenomenon or other
aspects of the natural world and is supported by large body of evidence. They serve as
the basis for new hypothesis and experiments. - Correct Answers -Theories
What are some examples of scientific theories? - Correct Answers -- Evolutionary
adaptations arise by natural selection
- The number of species on a island is determined by an equilibrium between the rates
of immigration and extinction.
