生物
细胞生物学、遗传学、生态学与生命科学基础。
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read the excerpt from a short story. i descended the steps to the cella…
uncertain
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match the terms with the correct definitions. 1. alternatives 2. collab…
1. Alternatives - B. Choices of action one can take. 2. Collaborative decision - making - E. Process of working with others to make a decision. 3. Decision - making process - F. S…
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peroxidase breaks down hydrogen peroxide into water and what other subs…
oxygen
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which factor causes the rate of an enzyme - catalyzed reaction to level…
substrate absorption
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what occurs during substrate binding? the reaction releases the product…
The enzyme - substrate complex is formed.
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question 12. which two body systems are most directly responsible for s…
Integumentary system: It contains sensory receptors in the skin that detect the presence of rain. Nervous system: It transmits the sensory information from the skin's receptors to…
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to avoid fatigue, when should team roles alternate providing compressio…
Every 5 cycles or 2 minutes
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what is the main mechanism of substrate binding to enzymes? random diff…
induced fit
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specific conditions must be met for a plant or animal to fossilize. for…
3. Most land creatures probably died away from watery environments where they would be covered in silt.
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a student dusts off a cabinet and begins to cough. the students muscles…
A. Respiratory and muscular systems
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questions & answers what type of vehicle do tina and niko need? (tow tr…
What type of vehicle do Tina and Niko need? - tow truck Why do they need a tow truck? - car broke down Did they call a tow truck? - not yet Why didn’t they call a tow truck? - cel…
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for a protein to be denatured, which bonds have to be disrupted? non - …
hydrogen, ionic bonds
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what is the process of reversing protein degradation? unification resto…
D. renaturation
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25. complete the chart by describing the function and structure in each…
| Cell Type | Function | Structural adaptation(s) | |--|--|--| | Root hair cell from a plant | Absorb water and minerals | Long, thin projection for large surface - area to volume…
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which of the following statements accurately describes enzymes? enzymes…
Enzymes are proteins made up of amino acids featuring an asymmetrical carbon.
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which term describes the three - dimensional structure of an enzyme? se…
D. tertiary
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question 6 of 10 what helps resolve one of ruths internal conflicts in …
D. The new house
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informational text evidence quick check there is no scientific consensu…
the exact scientific reason for yawning
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the \global farm\ provides, and we can accurately measure what the farm…
Methods to determine each person's impact on the Earth's resources have been developed.
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picture questions & answers what type of vehicle do tina and niko need?…
What type of vehicle do Tina and Niko need? tow truck Why do they need a tow truck? car broke down Did they call a tow truck? not yet Why didn’t they call a tow truck? cell phone …
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use the information from the table to answer the question. greek roots …
B. kinesiology
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how are microtubules shaped? circular with protruding arms long & hollo…
long & hollow cylinders
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what organizes microtubules in the cell? centrosome centromere centriol…
centrosome
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read the excerpt from indian emigration. when the game becomes scarce, …
by asking questions to demonstrate the ability to predict what various tribes want for themselves
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what is the specialized cytoplasm within chloroplasts called? stroma cy…
stroma
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what theory states that prokaryotic cells engulfed cells capable of con…
endosymbiosis
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23. what effect do you expect the structural differences between prokar…
23. Structural differences lead to different function complexity. 24. Prokaryotes are simple shops, eukaryotes are complex malls.
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what is the function of lysosomes within a cell? they synthesize protei…
They dispose of waste.
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what organelle modifies, sorts, and packages the products of the endome…
C. Golgi apparatus
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question 1 of 10 what best describes a central idea or motif in a raisi…
B. Injustice
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context clues: exploring new words in our daily lives, we often encount…
1. famine 2. granary 3. taunt 4. surplus 5. granary
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is the following conditional true? if an animal is a mammal, then it is…
no
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complete each statement explaining tonicity and osmolarity by selecting…
1. Swell 2. 0.9 3. Isotonic 4. Hypertonic 5. Shrink 6. Outside 7. Influx
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a red blood cell placed in a hypertonic medium will multiple choice exp…
shrink
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which of the following will pass through a cell membrane most easily? m…
B. Small nonpolar molecules
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questions & answers what type of vehicle do tina and niko need? (tow tr…
1. What type of vehicle do Tina and Niko need? tow truck 2. Why do they need a tow truck? car broke down 3. Did they call a tow truck? not yet 4. Why didn't they call a tow truck?…
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osmosis is best defined as the movement of multiple choice water molecu…
water molecules across a membrane from an area of high water concentration to an area of lower water concentration
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the food web represents the flow of energy in a marine ecosystem. how m…
2
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differentiation and specialized cells. the human body contains three ma…
Three
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differentiation and specialized cells cell differentiation is a process…
C. Complicated Organisms
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which statement best describes the flow of energy through this pyramid?…
B. Tertiary consumers do not receive all the energy from the trophic level below them, because some energy is lost to the environment
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differentiation and specialized cells during what stage of development …
Gastrula
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differentiation and specialized cells examples of specialized cells in …
Nerve Cells
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what is one function of red blood cells in the human body? removing was…
Transporting Oxygen
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which of the following does not affect the rate of diffusion? multiple …
The amount of available ATP
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choose the correct answer. who is responsible for raising a wide range …
producers
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questions & answers cont. picture questions & answers what type of vehi…
What type of vehicle do Tina and Niko need? tow truck Why do they need a tow truck? car broke down Did they call a tow truck? not yet Why didn't they call a tow truck? cell phone …
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this exam is closed - book. before starting, make sure you have studied…
a transfusion reaction is less likely after a first transfusion.
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1. insulin, a hydrophilic compound, binds to a (click to select) site o…
1. Receptor 2. Enzyme - substrate 3. Leak 4. Gated 5. Antigen 6. Extracellular
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which is an example of a trace fossil? animal burrow skin of organism p…
animal burrow
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think it through, talk it out read the statement below and decide wheth…
One can agree that the speakers have many things in common due to their shared themes of isolation, introspection, and complex emotional states as revealed through their internal …
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18. refer to models 1 and 2 to complete the chart below. write yes or n…
18. | | Bacterial Cell | Animal Cell | Plant Cell | All Cells | |--|--|--|--|--| | Cell Membrane | yes | yes | yes | yes | | Ribosome | yes | yes | yes | yes | | Cytoplasm | yes |…
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complete each statement by selecting the correct word or phrase from ea…
1. Oxygen 2. Sodium ions 3. Glucose 4. Water
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consider whether each source is likely to be reliable or unreliable. so…
Reliable Sources: scholarly journal article, Wall Street Journal report, Dept. of Education website Unreliable Sources: college student's memoir, blog about education
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this exam is closed - book. before starting, make sure you have studied…
of the renal portal system.
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question 28 2 pts nutritional secondary hyperparathyroidism (nshp) is o…
C. too great an exposure to UVB radiation
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choose the correct answer. what is the main goal of producers in the an…
meeting the demand for various animals in the market
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this exam is closed - book. before starting, make sure you have studied…
A. 1%
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a cell placed into which solution will lose water by osmosis? multiple …
E. Hypertonic
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question 25 2 pts a cloacal swab is often performed on avian species to…
Chlamydia psittaci and Polyomavirus.
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polymers are broken down into monomers through a process called hydroly…
1. None of the given options are correct for the first question as both statements are wrong. 2. C. Long - term energy storage 3. C. Nucleic acid 4. A. Two simple sugar units join…
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22 which membrane transport process consumes atp and uses a carrier? mu…
E. Active
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question 23 2 pts foals pass __________ (black, sticky fecal material) …
C. meconium
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this exam is closed - book. before starting, make sure you have studied…
C. 14 days
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dna and rna have different roles in the cell. what is the primary funct…
1. To store and transmit genetic information. 2. Proteins - structural support and enzymatic activity 3. Starch is the primary energy storage molecule in plants, while glycogen is…
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which of the following represents the structure of a nucleotide? multip…
base - sugar - phosphate
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choose the correct answer. what is the main goal of producers in the an…
meeting the demand for various animals in the market
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choose the correct answer. what do behavioral specialists in the animal…
the temperament and behavior of animals
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which of the following best describes the primary function of carbohydr…
1. Short - term energy storage and structural support. 2. Long - term energy storage and insulation. 3. Proteins 4. Nucleotides
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question 18 kittens and puppies will have doubled their birth weight by…
A. 7 to 10 days and 10 to 12 days, respectively
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16. by comparing model 1 and model 2, what structures are the same in b…
16. Cell - membrane, cytoplasm, ribosomes. 17. Prokaryotes lack nucleus and membrane - bound organelles.
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25 during mitosis, the division of the cytoplasm is called multiple cho…
cytokinesis
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question 5 of 10 which is an example of internal conflict? a. a supervi…
A. A supervisor at a company struggles to control his anger.
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17. horseplay or practical jokes in the laboratory are a. always agains…
17. A. always against the rules. 18. D. the science instructor. 19. D. plenty of water. 20. C. wash your hands thoroughly with soap and water. 22. T 23. T 24. F 25. T 26. F 27. F …
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which period belongs to the paleozoic era and not the cenozoic era? dev…
A. Devonian
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which of the following statements about dna replication is true? multip…
The leading strand is replicated continuously, while the lagging strand is replicated discontinuously.
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chemosynthesis location chemosynthetic bacteria are mostly found in the…
Ocean
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last semester jordan got an a in biology. this semester he got a b - mi…
Am I able to keep up with my homework? Am I taking a class that may be too difficult? Am I anxious before I go to sleep each day? Am I able to remember what I learned in class eac…
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chemosynthesis hydrothermal vents are crucial ecosystems for bacteria d…
hydrothermal vents
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after glycolysis, which of the following is required in order to move t…
oxygen
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choose the correct answer. why do we breathe in oxygen and exhale carbo…
Oxygen is required to start cellular respiration, and carbon dioxide is a product.
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atp adp serves as a partially charged battery in the cell, seeking to r…
B. phosphorylation
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which of the following statements about dna replication is true? multip…
The leading strand is replicated continuously, while the lagging strand is replicated discontinuously.
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atp is composed of adenine, a ribose sugar, and a chain of three phosph…
second and third phosphate group
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which of the following events does not occur in prophase of mitosis? mu…
The chromosomes are replicated.
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the table shows index fossils. which conclusion about paradoxides pinus…
Life forms existed during the Cambrian period.
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choose the correct answer. what are substrates? the reactants (ingredie…
the reactants (ingredients) of enzyme - catalyzed reactions
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required information the mitotic spindle fibers attach to chromosomes v…
C. kinetochores
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enzymes are crucial for the survival of organisms as they enable essent…
speed up chemical reactions
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7. describe what happens when a male anglerfish finds a mate. 8. what r…
7. When a male anglerfish finds a mate, he bites onto the female, fuses his body with hers, becomes parasitic, and provides sperm while relying on her for nutrients. 8. Reasons in…
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proteins enzymes function as enzymes, which are specialized proteins th…
accelerate chemical reactions
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10. list the structure(s) that form the boundary between the inside and…
10. Cell membrane. 11. Plant cell has a cell - wall outside the cell membrane. 13. Organism without a true nucleus. 14. Organism with a true nucleus. 16. Cell membrane, cytoplasm,…
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proteins proteins function as enzymes, which are specialized molecules …
proteins
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nucleic acids. nucleotides are the building blocks of nucleic acids, co…
uracil (U)
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unit exam - chemistry of life nucleic acids dna repair mechanisms are i…
mismatch repair
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which of the following statements about microtubules during anaphase is…
Those attached to chromosomes shorten, while those that are unattached elongate.
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what type of reaction joins lipids together? dehydration synthesis comb…
dehydration synthesis
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question 14 of 20 read this excerpt from a literary analysis essay: ral…
B. No, because the commentary does not explain how the quote demonstrates Emerson's use of hyperbole.
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lipids lipids play a important role in cell - signaling processes throu…
cell growth
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required information the enzyme _______ unzips and unwinds the dna mole…
B. helicase