Term
Microscopes and telescopes were both originally developed during the time period contemporaneous with:
A. the French Revolution
B. the American Revolution
C. Shakespeare
D. Columbus |
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Definition
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Term
Which of the these is NOT shared by animal and plant cells?
A. lysosome
B. nucleus
C. cell wall
D. endoplasmic reticulum |
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Definition
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Term
HIV/AIDS cannot be transferred through casual contact as with skin contact because:
A. the HIV virus is not made of keratin
B. skin cells do not have CD4 markers
C. the skin does not contain T-helper cells
D. B and C |
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Definition
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Term
Solution A consists of 80% water and 20% sugar and is separated by a selectively permeable membrane from solution B of 95% water and 5% sugar. Which of the following will happen over time?
A. water will move from B to A
B. sugar will move from B to A
C. Water and sugar will move from A to
B
D. sugar will move from A to B. |
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Definition
A. water will move from B to A.
Only water can penetrate through the permeable membrane. |
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Term
A kidney dialysis machine works on this cellular principle:
A. osmosis
B. active transport
C. diffusion
D. facilitated diffusion |
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Definition
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Term
General acceptance of the notion that all living things on Earth are composed of and come from cells was not realized until the __________ century
A. 17th
B. 18th
C. 19th
D. 5th |
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Definition
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Term
The cell walls or a plant leaf provide protection against bursting if the leaf finds itself in:
A. an isotonic solution
B. a hypertonic solution
C. a hypotonic solution
D. a drought |
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Definition
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Term
Among the largest of all cells is that of the chicken egg in English units, about how big is it in diameter?
A. 1 in.
B. 2 in.
C. 3 in.
D. 4 in. |
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Definition
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Term
Cells must expand energy to move sodium ions out of a cell because:
A. there is a greater concentration of Na ions outside the cells
B. there is an isotonic concentration present inside the cell relative to the outside environment
C. sodium ions are too heavy for facilitated diffusion to accomplish the task.
D. there is a greater concentration of Cl ions inside the cell. |
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Definition
| A. there is a greater concentration of Na ions outside the cell |
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Term
Where does ATP store its chemical potential energy
A. H-O and C-O bonds
B. bonds between phosphate groups
C. adenine-ribose bonds
D. in the cytoplasm |
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Definition
| B. bonds between phosphate groups |
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Term
The primary purpose of cellular respiration is to:
A. produce ATP
B. produce AMP
C. breakdown glucose
D. carry away free electron |
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Definition
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Term
After ATP has released energy, it becomes:
A. AMP
B. ADP
C. carbon dioxide and water
D. A and B |
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Definition
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Term
Which is the correct sequence of events?
A. Krebs cycle, ETS, glycolysis
B. ETS, Krebs cycle, glycolysis
C. glycolysis,Krebs cycle, ETS
D. all operate independently |
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Definition
| C. glycolysis, Krebs cycle, ETS |
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Term
Which of the following classes of macromolecules can store energy in plant and animal cells?
A. lipids
B. carbohydrates
C. proteins
D. all of these |
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Definition
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Term
Chlorophyll molecules absorb most visible photons and reflect many in the ____ portion of the spectrum.
A. red
B. green
C. blue
D. gamma |
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Definition
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Term
Animals are dependent upon photosynthesis for which of these?
A. fee atmospheric oxygen
B. carbohydrates
C. energy
D. all of these |
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Definition
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Term
Antibiotic medication cause cell death by preventing the normal functioning of the prokaryote's
A. cell division
B. DNA replication
C. mitochondria
D. ribosomes |
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Definition
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Term
The correct sequence of events for mitosis:
A. anaphase,prophase,metaphase, telophase
B. prophase,metaphase,anaphase, telophase
C. metaphase,prophase,anaphase, telophase
D. telophase,anaphase,metaphase, prophase |
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Definition
| B. prophase,metaphase,anaphase,telophase |
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Term
Cytokinesis is completed following
A. anaphase
B. prophase
C. telophase
D. interphase |
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Definition
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Term
Biology draws upon which other sciences for its foundations regarding how physical laws apply to living things?
A. astronomy and chemistry
B. physics and geology
C. physics and chemistry
D. chemistry and physiology |
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Definition
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Term
Growth and reproduction are characteristic of the ____ processes of life.
A. metabolic
B. generative
C. biochemical
D. energetic |
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Definition
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Term
Metabolic processes generate waste in the form of
A. heat
B. unprocessed raw materials
C. nutrients
D. A and B |
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Definition
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Term
Turning your head in the direction of a loud thunderclap is an example of how a lifeform displays _____, a responsive process.
A. individual adaptation
B. coordination
C. irritability
D. A and C. |
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Definition
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Term
The control processes of life which involve coordination are handled by:
A. enzymes
B. homeostatic molecules
C. carbohydrates
D. lipids |
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Definition
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Term
Although not the first person to see the smallest units of life ______, was the first to use and publish the word, "cell"
A. Anton van Leeuwenhoek
B. Gregor Mendel
C. Robert Hooke
D. Sir Isaac Newton |
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Definition
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Term
A cell's cytoplasm refers to the
A. nucleus
B. protoplasm
C. protoplasm and cell wall
D. A and B |
|
Definition
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Term
The structure of an organelle is related to its
A. function
B. environment
C. chemical composition
D. relative importance to the cell |
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Definition
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Term
Algae and animals are very different lifeforms in a variety of ways but each is composed of
A. eukaryotic cells
B. prokaryotic cells
C. both eukaryotic & prokaryotic cells |
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Definition
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Term
Cell membranes are composed of
A. proteins
B. phospholipids
C. A and B
D. DNA |
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Definition
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Term
Movement of a particular molecule from a region of high concentration to a region of low concentration, as a cross a cell membrane, is termed
A. dynamic equilibrium
B. active transport
C. solubility
D. diffusion |
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Definition
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Term
Selective permeability allows for the passage of water molecules through a cell membrane, a process known as
A. diffusion
B. osmosis
C. active transport
D. mixing |
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Definition
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Term
Facilitated diffusion of a substance across a cell membrane requires
A a protein carrier
B. kinetic energy
C. an expenditure of cellular energy reserves
D. A and B |
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Definition
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Term
White blood cells use ____ to extend the cell membrane around unwanted cells and thus removes them from the body
A. active transport
B. phagocytosis
C. exocytosis
D. osmosis |
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Definition
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Term
Digestion of ingested macromolecules is accomplished by a cell's
A. nucleus
B. lysosomes
C. Golgi apparatus
D. ATP |
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Definition
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Term
The place called the nucleus in a cell is separated from the cytoplasm by
A. a membrane
B. a wall
C. its coiled DNA
D. the Golgi apparatus |
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Definition
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Term
Aerobic cellular respiration is carried-out by the
A. chloroplasts
B. ribosomes
C. mitochondria
D. stroma |
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Definition
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Term
The trapping of radiant energy and conversion to chemical bonds occurs in
A. chloroplasts
B. mitochondria
C. cytoplasm
D. vacuoles |
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Definition
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Term
Chemicals called catalysts
A. slow the rate of energy-intensive reactions
B. exist in living things as protein molecules
C. increase the rate of chemical reactions
D. B and C |
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Definition
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Term
Aerobic cellular respiration requires which element to breakdown glucose
A. carbon
B. hydrogen
C. nitrogen
D. oxygen |
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Definition
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Term
The concept of spontaneous generation held that life could be generated from
A. biogenesis
B. pre-existing life
C. nonliving matter
D. B and C |
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Definition
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Term
Controlled experiments performed by _____ provided evidence that spontaneous generation was not a valid hypothesis
A. Louis Pasteur
B. Charles Darwin
C. Francesco Redi
D. A and C |
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Definition
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Term
The presence of complex organic molecules is not limited to Earth. Organic molecules have also been detected
A. in the solar atmosphere
B. on Mars
C. on the Moon
D. on Venus |
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Definition
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Term
The autotroph hypothesis has gained support from recent discoveries
A. in the hot springs of Yellowstone National Park
B. in the atmosphere of Venus
C. in the lava flows of Hawaii
D. inside Martian meteorites |
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Definition
| A. in the hot springs of Yellowstone National Park |
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Term
Fossil evidence indicates Earth's early organisms arose
A. in a reducing atmosphere
B. in an oxidizing atmosphere
C. in the presence of an ozone layer
D. B and C. |
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Definition
| A.in a reducing atmosphere |
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Term
Following recent genetic research, modern biology recognizes three main kinds of living things termed
A. kingdoms
B. species
C. domains
D. families |
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Definition
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Term
The endosymbiotic theory attempts to explain
A. eukaryotic cells
B. bacteria
C. viruses
D. DNA |
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Definition
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Term
Darwin and Wallace first proposed the theory of natural selection in this century
A. 16th
B. 20th
C. 19th
D. 17th |
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Definition
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Term
The selective passage of genes from one generation to the next through sexual reproduction constitutes this mechanism
A. evolution
B. natural selection
C. biogenesis
D. spontaneous generation |
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Definition
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Term
Genetic diversity required for natural selection occurs through
A. acquired characteristics
B. sexual reproduction
C. spontaneous generation
D. B and C |
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Definition
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Term
When an insecticide introduced into the environment of a particular species proves ineffective over time, the process of _____ has been demonstrated
A. differential reproductive rates
B. mate selection
C. differential survival
D. competition |
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Definition
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Term
All of the genes in all the individuals in a population constitutes what Hardy and Weinberg descried as a
A. genetic group
B. species
C. gene pool
D. genetic reservoir |
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Definition
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Term
Facts that support evolutionary theory can be found in
A. plant and animal domestication
B. fossil record
C. vestigial structures
D. all of these |
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Definition
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Term
A population of organisms whose members have the potential to interbreed naturally to produce fertile offspring but not interbreed with other groups is commonly defined as a
A. species
B. gene pool
C. domain
D. family |
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Definition
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Term
The concept that different species can be determined by their inability to interbreed is called the
A. morphological species concept
B. structural species concept
C. genetic species concept
D. biological species concept |
|
Definition
| D. biological species concept |
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Term
The process of generating a new species
A. differentiation
B. speciation
C. gene pool division
D. geographic isolation |
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Definition
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Term
Lamark's theory of evolutionary changed involved the passing of ____ to offspring
A. mutant genes
B. acquired characteristics
C. DNA
D. genetic particles |
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Definition
| B. acquired characteristics |
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Term
Pasteur successfully demonstrated to his peers that lifeforms do not spontaneously arise from nonliving matter and yet modern science must still show
A. why Pasteur's experiment was successful
B. how life must have originally arose from nonliving organic matter
C. what separates living from non-living matter
D. what constitutes the vital element necessary for life. |
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Definition
| B. how life must have originally arose from organic nonliving matter. |
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