生物
细胞生物学、遗传学、生态学与生命科学基础。
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the diagram below shows an enzyme in the reaction. which of the followi…
A. Does the addition of an enzyme reduce the activation energy required for a reaction?
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figure 1. atp production by three metabolic pathways following the star…
A. ATP production by the phospagen system increases and decreases rapidly following the start of the exercise period.
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initial change in the strength of synapses depends on post - translatio…
True
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questions 9 and 10 refer to the following. for the following questions:…
A. pH affects the shape of the active site of the enzyme
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a researcher designs an experiment to investigate the effect of environ…
A. The initial concentration of the substrate
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which of the following best describes the use of rainforest plants as a…
C. The most powerful anticancer drugs are not rainforest plants.
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question 2 (2.5 points) when a neuron depolarizes, the composition of t…
False
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membrane - bound organelles have been an important component in the evo…
C. Organelles isolate specific reactions, increasing metabolic efficiency.
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6. a pond is another example of a system. how do the decomposers in the…
The decomposers break down the waste and release nutrients for the other organisms.
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a scientist determined the rate of an enzyme - catalyzed reaction by me…
E. 4 - 5 minutes
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alcohol dehydrogenase (adh) is an enzyme that aids in the decomposition…
D. Competitive inhibition will decrease because the proportion of the active sites occupied by substrate will increase.
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onal hygiene test i is an enzyme that helps break down food into smalle…
Amylase
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1 mark for review which of the following would be categorized as a cult…
A. Recreation and scenic areas for tourism
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test tube,environmental ph,starch added,amylase added,iodine added,pret…
C. It will show the color change that occurs in the absence of enzyme activity.
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for following group of questions first study the description of the dat…
D. The higher substrate concentrations in the more concentrated solutions speeded the reaction.
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a researcher claims that only a portion of the light energy captured by…
C. As light energy is converted to chemical energy by metabolic processes, some of the energy is lost as heat.
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why are environmentalists concerned about the introduction of genetical…
D. All of the above
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4. how does the authors discussion of the studies conducted on dogs con…
C. It provides additional information on the possible causes for contagious yawning in other species.
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overview of joints anatomy and physiology i with lab - bracero > unit 7…
ball and socket
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which of the following organisms is the most harmful to the tree it gro…
A. strangler fig
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mycorrhizal fungi are ________. a. mutualistic root - dwelling fungi th…
A. mutualistic root - dwelling fungi that help plants obtain more water and nutrients
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13. what were two ways the u.s. patent system encouraged participation …
Low fees and public displays
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6. rephrase the main argument of the passage regarding the current stat…
It needs reform to address public concerns
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every time there is a full moon, mrs. cook insists that students in her…
A. Keep a journal of student behavior during different phases of the moon cycle
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5. what chronological order of events led to international legal agreem…
B. Early success → Global influence → International agreements
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male pattern baldness is a sex - linked trait, carried on the x sex chr…
T
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3. which of the following paraphrases the passages view on internationa…
D. International cooperation enhances the reach of innovations.
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2. according to the passage, the late 18th and early 19th century u.s. …
D. championing a select few highly capable inventors.
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question: when you have a disagreement, does everyone have the same abo…
No
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passage ii - an early expression of democracy, the u.s. patent system i…
The patent system promoted innovation
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activity 6 - additional resource: primary source analysis directions: a…
1. People were besieging baker - shops out of desperation for food. They likely felt angry and betrayed by the King because of the food shortage he failed to address. 2. Peasants …
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word write definition in english 8.2: cell structure cytoplasm cell org…
Cytoplasm: The jelly - like substance within the cell that contains organelles and other cell parts. Cell Organelle: A specialized structure within a cell that performs a specific…
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while researching a topic, a student has taken the following notes: inv…
C. The scientists found that although invasive frogs were more susceptible to dehydration, their superior size and jump performance helped them out - compete native Floridian frog…
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quick write: you have finally made it to your senior year and are geari…
After graduating, I plan to further my studies abroad to gain more in - depth knowledge in my major. My dream job is to work in a top - tier international company in my field, whe…
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this excerpt is from federalist no. 1 by alexander hamilton. this doctr…
C. An approach to discussing the new constitution to educate people on its features
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3. which of the following describes the authors main purpose of the tex…
A. to explore why people and animals yawn and how yawns are contagious
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the thoracic cage rib pairs 11 and 12 are known as: true ribs vertebroc…
Vertebral ribs
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4. the moon has a mass of 7.35 x 10^22 kg, a radius of 1,738 km, and an…
$2.36\times 10^{29}\text{ kg}\cdot\text{m}^{2}/\text{s}$
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1. a merry - go - round has a moment of inertia of 300 kg·m² and an ang…
\(471\frac{\text{kg}\cdot\text{m}^2}{\text{s}}\)
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1. which statement identifies the central idea of the text? a. scientis…
D. While scientists have limited knowledge about why we yawn, studies have shown that people and animals can "catch" yawns from social interactions
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bones of the skeleton anatomy and physiology i with lab - bracera > uni…
Clavicle and scapula
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student reading the french and indian war sets the stage for the americ…
No, it was not fair.
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1. identify the type of motion that occurs when a body moves around its…
D. rotation
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walter (lifting his head slowly): mama... i never... went to the bank a…
The first passage hints that the family should not trust Walter with money or business matters, and the second passage confirms it.
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49. parris hopes that rebecca nurse and john proctor will confess becau…
49. c. their confessions will confirm the justice of all the trials and executions. 50. b. The confessions are lies and therefore sins against God. 51. a. to save Proctor from exe…
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what is the main reason for including the section \understanding the or…
C. It explains the process of human evolution and how scientists learned about how emotions evolved.
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cellist yo - yo ma has been challenging stereotypes about classical mus…
A. by highlighting examples of Ma's diverse music
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1. which statement identifies the central idea of the text? a. scientis…
D. While scientists have limited knowledge about why we yawn, studies have shown that people and animals can "catch" yawns from social interactions.
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lake erie is home to a form of algae called \cyanobacteria.\ this speci…
C. cyanobacteria generally floated at the surface of the water that summer instead of sinking to the bottom
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when ____ become enclosed in lacunae, they become cells called ____. os…
D. osteoblasts; osteocytes
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october 19, 17 - yorktown - what did general cornwallis do at yorktown?…
1. Surrendered his army. 2. The American - British war. 3. The British government. 4. Cannot be determined without the link.
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the picture above is a diagram representing a response in plants known …
A plant will use a class of hormones, known as auxins, to help it respond to light. A plant will turn toward the light, whether natural or artificial.
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7. how does the digestive system contribute to the bodys defense agains…
By maintaining a low pH in the stomach to kill many pathogens
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this assessment will test your knowledge of safe driving essentials and…
fill up the cooler
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this assessment will test your knowledge of safe driving essentials and…
turn on cell phones
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6. according to the diagram, which four body systems are interacting to…
A. endocrine, digestive, urinary, skeletal
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5. how does the reproductive system interact with the endocrine system …
The endocrine system releases hormones that trigger changes in the reproductive organs
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4. which system interacts with the digestive system to distribute absor…
B. Cardiovascular system
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23. in describing the curse that he says carrier placed on him, abbot l…
23. d. sores 24. c. Martha Carrier was arrested 25. d. a sore excreting "several gallons of corruption" 26. c. should serve God by clearly expressing only useful or religious idea…
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the leaves of green plants use the energy in sunlight to convert atmosp…
A. A decrease in CO2 means Photosynthesis is occurring
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3. what role does the small intestine play in nutrient absorption? clea…
It absorbs most nutrients into the bloodstream
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4. analyze how the assumptions of a closed system impact the reliabilit…
4. The closed - system assumptions in radiometric dating can over - simplify real - world scenarios. If the system is not truly closed, isotopic changes due to external processes …
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1. in comparison to anaerobic respiration, the aerobic pathway of gluco…
1. D. Adenosine Triphosphate 2. D. Anaerobic respiration requires oxygen to produce ATP
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the deepwater horizon oil spill of 2010 had devastating effects on ecos…
D. Soil strength, measured in kilopascals, went from about 40 kPa in 2010 to 20 kPa in 2020 in the top soil layer
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sat #1 reading & writing - part 2 8 of 27 after soviet troops withdrew …
C. Introducing certain species to a damaged ecosystem has yielded significant ecological benefits
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sat #1 reading & writing - part 2 text 1 to describe the evolutionary h…
C. By pointing out that recent research has shown that the evolutionary history of a species is likely more complex than the phylogenetic tree can properly convey
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activating which bone cell causes the release of protein - digesting ly…
Osteoclasts
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anatomy of the constitution e. table of contents. complete the constitu…
Preamble: purpose Article I: legislative Article II: executive Article III: judicial Article IV: states Article V: amended Article VI: federalism Article VII: steps Amendments: Co…
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in endochondral ossification, the precursor connective tissue is, which…
hyaline cartilage
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sai #1 reading & writing - part 2 text 1 materials scientists joanna mc…
B. By acknowledging the validity of their results, but questioning the results' applicability in preventing concussions in humans
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what is agrobiodiversity? agrobiodiversity refers to agriculture and bi…
The image with different forms of vegetables such as kohlrabi, brussels sprouts, cauliflower, etc. all derived from wild cabbage.
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what would be the most likely outcome if an illness interfered with the…
D. the neurons would no longer be able to communicate with each other
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7 which of the following topics is emphasized in image 3, but not in th…
D. DNA is easier to transfer in prokaryotic organisms because they lack a nuclear membrane.
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plants and animals are multicellular organisms? how are multicellular o…
A. 1 only
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what is an osteoblast? a bone cancer cell. a bone cell that is involved…
D. A bone cell that is involved in building bone tissue.
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read the following excerpt from the second section of act 3 of the cruc…
He thinks the court is incapable of making mistakes.
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chapter 4 integumentary system exercise 25 = fill in write the terms ab…
1. Basal - Cell Carcinoma 2. Split - Thickness Skin Grafts 3. Full - Thickness Skin Grafts 4. Squamous - Cell Carcinoma 5. Systemic Lupus Erythematosus 6. Subcutaneous 7. Staphylo…
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what is an osteocyte? a bone cancer cell a mature osteoblast that becom…
B. A mature osteoblast that becomes trapped in the bone matrix
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parathyroid hormone increases blood calcium levels by stimulating the a…
D. Osteoclast
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anatomy of the constitution a. vocabulary. match the term with the corr…
1. D 2. B 3. E 4. C 5. A 6. c 7. d 8. c 9. a 10. The Legislative Branch 11. The Executive Branch 12. The Judicial Branch 13. Article 4 14. Article 6 15. Articles 1 - 3 16. The Ame…
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nervous tissue can be found in the ____________ of bone. periosteum com…
periosteum
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5 read the list of phrases from the article. 1. incredible feats 2. sor…
D. to convey a sense of how important organelles are in multicellular organisms
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which part of a long bone contains the growth plate? metaphysis epiphys…
Metaphysis
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in chapter 4 of the scarlet letter, which best describes roger chilling…
to cause the father discomfort and internal distress
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4 image 7 shows a close - up of the axon of one neuron and the dendrite…
A. to show how neurotransmitters get sent and received between two neurons
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which is an example of dense regular connective tissue found in the ske…
A. Tendon
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chicken - pox vaccinations for toddlers benefit society by protecting y…
$P_2 - P_1$
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which is not a principal bone cell? osteoblast osteoclast osteosarcoma …
C. Osteosarcoma
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2 how is a population of amoeba likely to respond to a lack of nutrient…
D. form a capsule around each and become dormant until there is food
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question 16 which term refers to a legally established maximum price th…
Question 16: C. a price ceiling Question 17: B. Medical research results in a cure for malaria.
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2 how is a population of amoeba likely to respond to a lack of nutrient…
A. D B. D C. A D. C
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scientists want to keep bacteria from spreading resistance to an effect…
C. horizontal gene transfer
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true or false 1 point community a is more biodiverse than community b t…
True
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bone matrix is dissolved through the action of which of the following c…
Osteoclasts
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which bone cells increase blood calcium levels when active? osteoblasts…
B. Osteoclasts
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multiple choice 1 point community a community b community a has a lot o…
Species Diversity
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in bone, the calcium phosphate forms crystals of calcium carbonate calc…
E. hydroxyapatite
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1 multiple choice 1 point what makes an ecosystem/community more biodiv…
C. High Species Richness & High Species Evenness
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read the following dictionary entry. buttress ˈbʌtrɪs n. 1. biology: a …
C. definition 3
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11 multiple choice 1 point which kind of diversity is shown here? speci…
Genetic Diversity