生物
细胞生物学、遗传学、生态学与生命科学基础。
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patterns of rapid evolutionary changes followed by long periods of no c…
Punctuated equilibrium
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question 1 how is dna organized into chromosomes starting with the mono…
Nucleotides $ ightarrow$ Genes (DNA strand) $ ightarrow$ DNA histone complexes (nucleosomes) $ ightarrow$ Chromatin $ ightarrow$ Chromosomes
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question 9 vascular plants rely on a consistent supply of various chemi…
a. Hormones produced throughout the plant c. Water absorbed by the root system d. Glucose produced by leaves
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question 8 kristen observes that a potted plant that has been left on a…
b. Auxins are stimulating more rapid cell growth in the shaded side of the stem, causing the plant to bend toward the light.
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plant system\tfunction i. shoot system\tcollect sunlight and produce su…
b. I and III
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venus flytraps are carnivorous plants that trap insects when they crawl…
d. Thigmotropism
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question 5 in vascular plants, what tissue is responsible for transport…
Phloem
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in plants, water and mineral transports are essential for survival. whi…
1. Shoot system 2. Root system
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plants, like animals, use hormones to send chemical messages between ce…
a. [Image of plant bending toward a light source]
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question 1 xylem and phloem are located in the shoot system of plants. …
c. Phloem carries glucose throughout the plant.
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washington crossing the delaware, emanuel leutze (1851) this painting o…
B. He attacked by crossing an icy river, which was a surprise move.
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lexington and concord were the first battles in a the war of 1812. b th…
D. the American Revolution.
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the table shows the functions of several body systems. identify the bod…
1. Function: Blood transports oxygen and nutrients to all body cells → circulatory 2. Function: Produces hormones that help control growth and development → endocrine 3. Function:…
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which of the following body systems have a main role in eliminating was…
b. Urinary system d. Respiratory system f. Digestive system
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question 7 in order to model the function of a body system a student po…
c. Urinary system
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“the history of the present king of great britain is a history of repea…
B. Jefferson knew that the colonists' actions would have an international impact.
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which political development greatly increased tensions between the amer…
D. the Proclamation of 1763
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question 6 the immune system plays a critical role in our safety. which…
b. Acts as a defense system by attacking germs when they enter our bodies
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this illustration represents one of the taxes england imposed on the co…
D. The French and Indian War
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question 4 which body system and function are correctly paired? select …
c. Skeletal system - supports the body
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question 1 a student practiced the 100m freestyle for a swim meet. swim…
d. Circulatory
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13. what is flagella? 14. what is cilia? 15. what is a local infection?…
Flagella are long, whip - like cellular appendages that enable cell movement (e.g., in bacteria, sperm) through rotation (prokaryotes) or wave - like motion (eukaryotes). ### Ques…
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what did you figure out? look at the food chain. if more crabs move int…
A. There will be less seaweed and more herring gulls.
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12. describe western blotting. √ 4
Western blotting is a molecular biology technique used to identify and quantify specific proteins in a biological sample. The process involves four key steps: 1. **Gel Electrophor…
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10. explain how immunoprecipitation can be used to purify proteins. √ 4
Immunoprecipitation purifies proteins through these key steps: 1. A specific antibody for the target protein is added to a complex protein solution, where it binds exclusively to …
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5. what does \quats\ stand for in salon disinfection? 6. what are the t…
Non - pathogenic and pathogenic (or Cocci and Bacilli, but non - pathogenic and pathogenic is more about their nature regarding causing harm) ### Question 7 (Which type of bacteri…
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8. match the terms in the left column with the items in the right colum…
(a) antigen → 2. foreign biomolecules (b) antigenic determinant → 4. molecular features recognized by antibodies; 8. epitopes (c) polyclonal antibodies → 5. heterogeneous antibodi…
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7. what unique property of the estrogen receptor allows for its identif…
The estrogen receptor has a high, specific affinity for estrogen ligands (such as estradiol). This unique, selective binding ability allows researchers to use labeled estrogen mol…
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5. the detergent sodium dodecyl sulfate (sds) denatures proteins. sugge…
Sodium dodecyl sulfate (SDS) destroys protein structure through two key mechanisms: 1. It binds to the hydrophobic regions of proteins, disrupting the hydrophobic interactions tha…
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what has accelerated the shift in industrial production from advanced i…
D. The dominance of large retailers focused on cutting consumer prices ### Question 2 (Child Labor Exploitation Factors)
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anchor text – “and of clay are we created” about the author – isabel al…
Rolf's profession is likely a journalist (or reporter). Reasoning: The text says he "had gone there on assignment" (a phrase associated with journalists sent to cover events) and …
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why are remittances sent by guest workers important to their home count…
D. They provide vital income for families in poor communities with high unemployment ### Question 11 (1964 Border Industrialization Program)
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what does modernization theory suggest low - income countries need in o…
D. Modern ideas, technology, and institutions ### Question 8
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24) a child collected some snails from the shallow ocean water on a bea…
The snails died because of osmosis driven by tonicity differences: 1. Ocean water is hypertonic, matching the snails' internal solute balance, so their cells maintained normal wat…
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2. why do proteins precipitate at high salt concentrations? 3 what type…
Proteins precipitate at high salt concentrations because salt ions compete with proteins for water molecules, stripping away their hydration shell, and neutralize the protein's su…
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11. the illustrations below show the reaction progress curves for two d…
1. **Activation Energy**: - For Reaction (A): Activation energy is the vertical difference between the substrate free energy and the highest free energy peak on curve (A). - For R…
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the enlightenment often called the \age of reason,\ this movement appli…
To complete the table about Enlightenment thinkers, we analyze each thinker's key concept and its impact on government: ### Locke - **Key Concept**: Natural rights (life, liberty,…
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7. what are the two main types of cofactors? 8. what would be +be requi…
7. The two main types of cofactors are: - Inorganic ions (e.g., zinc, magnesium ions) - Coenzymes (organic molecules, e.g., NAD⁺, FAD, many are vitamins or derived from vitamins) …
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4. the role of the enzyme in catalysis is to: (a) convert all substrate…
(d) lower the energy of activation.
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select the correct answer. shane is researching the impact of cell phon…
C. a study by Cornell University on technology and achievement in teens
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with correct definition. watershed groundwater aquifer surface water na…
- Watershed: Areas of land that funnel water (surface and groundwater) to a common body, like rivers, lakes, or oceans. - Groundwater: Water stored in spaces between soil and rock…
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source 8.5 rights and slavery: an african american voice frederick doug…
24. The social stigma in elite American society associated with slaveholding 25. Both assert that the fundamental laws defining the rights of citizens apply to people of African d…
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source 8.5 rights and slavery: an african american voice frederick doug…
23. He contrasts the Fourth of July celebration with the realities of slaveholding 24. The conscience of the nation (Note: Based on the excerpt provided, the text states "The cons…
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source 8.4 rights and slavery: picturing eason and nature\ all mortals …
16. It was created by a supporter of rights for free blacks and mulattoes. 17. They both showcase the Declaration of the Rights of Man and Citizen
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homeroom morning work quarter 3 name: homeroom: date: ela blitz #4 dire…
1. TALL: adjective 2. VIBRANT: adjective 3. PETALS: noun 4. PURPLE: adjective 5. SYMBOLIZES: verb 6. FAITHFULNESS: noun 7. DELICATE: adjective 8. WITH: preposition 9. IT: pronoun …
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homeroom morning work quarter 3 math blitz #4 - writing equations & ine…
1. $C = 25t + 10$ 2. $M = 12h + 40$ 3. $C = 0.05m + 50$
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source 8.2 representing the declaration jean - jacques le barbier | dec…
(Question 8): B. It was painted by Jean-Jacques Le Barbier shortly after the outbreak of the French Revolution.
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5 higgins company began operations last year. you are a member of the m…
1. Assets $\$10,500$ = Liabilities $\$3,000$ + Stockholders' Equity $\$7,500$ 2. a. Debit Cash $\$4,000$; Credit Notes Payable (noncurrent) $\$4,000$ b. Debit Cash $\$1,500$; Cred…
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look at this dictionary entry. disburse \\dih-spurs\\ verb disbursing, …
The Nobel Foundation disburses yearly awards in the areas of physics, chemistry, physiology or medicine, literature, and peace.
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source 8.2 representing the declaration jean - jacques le barbier | dec…
6. That revolutionaries rejected all traditional symbols to convey their messages, creating new ones instead. 7. Through the figure personifying France holding broken chains, Le B…
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source 8.1 the french revolution and the ights of man\ the declaration …
4. It was written shortly after the revolution began and became the philosophical core of the French Revolution. 5. It prohibited the arrest of a citizen without charge
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source 8.3.1 the french revolution and the rights of man the declaratio…
3. Popular sovereignty 4. It was written shortly after the revolution began and became the philosophical core of the French Revolution.
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document was hammered out in the french national assembly early in that…
B. Efforts to chart the rights of all full participants in society, C. The creation of new laws or the direct appeal to government authorities to secure inalienable rights ### Que…
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add an in - text citation using mla format. it might be surprising to m…
It might be surprising to modern readers to learn how many buildings in Chicago at the time were made of wood. In fact, Chicago "was a city ready to burn" because two - thirds of …
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check my work mode : this shows what is correct or incorrect for the wo…
To solve the problem of analyzing the accounting equation effects for each transaction, we'll go through each transaction one by one: ### Transaction (a): Received $9,500 cash for…
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hertz has shifted to electric vehicles for their fleet to give business…
market
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genetics practice problems 1. for each of the genotypes below determine…
1. - PP: Purple flowers - Pp: Purple flowers - pp: White flowers - BB: Brown eyes - Bb: Brown eyes - bb: Blue eyes 3. - Straight hair: $SS$, $Ss$ - Curly hair: $ss$ - Tail spikes:…
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3. complete the punnett squares. 4. in pea plants, round seed is a domi…
### Question 3 Completed Punnett Square: | | $a$ | $a$ | |-----|-----|-----| | $A$ | $Aa$| $Aa$| | $a$ | $aa$| $aa$| ### Question 4: P1 genotype: $Rr$ P2 genotype: $Rr$ Punnett Sq…
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complete the venn diagram using the bulleted phrases below. - no previo…
To solve this Venn diagram for primary and secondary succession, we analyze each phrase: ### Primary Succession (Left Circle): - No previously existing life (starts from scratch, …
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(2) homozygous dominant bb, aa, ee, nn, hh, hh, aa, ll, mm, gg (3) homo…
aa, nn, oo, ee
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definition of the holocaust what was the holocaust? circle words you do…
1. Between 1933 and 1945, with the height during World War II. 2. Across Europe and North Africa. 3. The Nazi regime and its collaborators. 4. Jews (nearly two out of every three …
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2. circle all choices that match the word. (1) heterozygous nn, aa, bb,…
(1) Heterozygous: Nn, Bb, Yy, Aa, Gg (2) Homozygous dominant: AA, NN, LL, MM (3) Homozygous recessive: aa, hh, oo, ee, nn (4) Recessive allele: a, b, n, j, y
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anjali gets international chocolates sent to her home every month from …
Solid red line: Basic plan Dashed green line: No plan Dotted blue line: Premium plan
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directions: answer the following questions to be used as a study guide.…
Petrocelli refers to Steve and the other defendants as “monsters” (this is the “cheap trick”). This is likely to make jurors view the defendants negatively, swaying them to be mor…
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which substances do cells need to produce energy? check all that apply.…
- oxygen - sugar molecules
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figure 2: codon code chart image source: onie~commonswiki. “codon amino…
1. Transcription is the process where a specific segment of DNA is copied into messenger RNA (mRNA) by the enzyme RNA polymerase. 2. Translation is the process where ribosomes syn…
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figure 2: codon codechart image source: onie–commonswiki. “codon amino …
1. Transcription is the process where a specific segment of DNA is copied into mRNA by the enzyme RNA polymerase. 2. Translation is the process where ribosomes read the mRNA seque…
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the function ( r = 73.3sqrt4{m^3} ), known as kleiber’s law, relates th…
i. c. $R = 73.3(M)^{\frac{3}{4}}$ ii. a. 1,480 calories
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post-lab analysis questions 1. according to your data, which phase of m…
1. The most common phase is **Interphase**. - Reason: Cells spend the majority of their cycle growing, replicating DNA, and carrying out normal functions here, rather than dividin…
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question 4 which is not the purpose of aerobic exercise to add more cal…
to add more calories.
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question 3 the heart, blood, and blood vessels make up the cardiovascul…
True
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this question is based on the following reading astronomy news article.…
B. Similar to how a rocket operates, the outgassing pushes forward on 'Oumuamua, and 'Oumuamua pushes back on the outgassing to accelerate the object.
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question 2 2 pts four valves in your heart open and close in perfect rh…
True
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6. shrimp and seafood industries in florida are concerned about the fre…
6. 3. federal judicial agency (courts) 7. 4. Public safety was being affected by protests. 8. 1. Increase funding to public schools to add meals and snacks. 9. 1. state judiciary …
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name date 1. who would a citizen contact about a problem with city road…
1. 4. The Mayor 2. 2. Local 3. 2. County Commissioner 4. 3. Local 5. 2. propose a plan at a city council meeting
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genetic mutations produce variation quick check what is one way that a …
C. two nucleotides are deleted (assuming the options are labeled A, B, C, D with A: three nucleotides are deleted, B: two nucleotides are substituted, C: two nucleotides are delet…
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genetic mutations produce variation quick check millions of years ago, …
C. food availability
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genetic mutations produce variation quick check examine the two strands…
substitution (the option corresponding to substitution, e.g., if the options are labeled, say the option with "substitution" text)
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use the diagram to answer the question. sickle cell anemia what type of…
(1) missense (assuming the first option is missense, with the full option being like "A. missense" if there were option labels, but based on the context, the mutation type is miss…
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genetic mutations produce variation quick check which evidence best sup…
A. Mutations affect protein synthesis which impacts the way traits are expressed.
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question 4 a runner is participating in a marathon. as they run, their …
## Marathon Question: D. Nervous, Integumentary, Respiratory, and Skeletal Systems ## Hot Stove Question (select all that apply): - Nervous System: Detects the heat and triggers a…
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which two systems work together to deliver oxygen to the body’s cells a…
First question: C. Circulatory and Respiratory Systems Question 2 (matches): - Digestive and Circulatory Systems: Transport nutrients to cells - Nervous and Muscular Systems: Cont…
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15 question (1 point) to explain the retrograde motion of mars, epicycl…
B. The planets would usually move west to east through the stars, but they appear to reverse direction when they are on the part of the epicycle that has motion opposite to that o…
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suppose you are driving a car, and a coffee cup is on the seat beside y…
1. You, the driver 2. An observer on the side of the road 3. An observer in an oncoming car 4. An astronaut on the International Space Station
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the earth is dying. between climate change, pollution, and resource dep…
D. Given the complications of terraforming other planets, humans should focus their energies on repairing harm to the Earth.
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purpose: the purpose of this lab is to identify the stages of the cell …
1. **Interphase Drawing**: The provided drawing shows a cell with a visible nucleus and nucleolus, which matches the appearance of a cell in interphase. - **Interphase Description…
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2. what is the difference between an antigen and an antibody? 8. could …
No, a man with AB blood type cannot be the father of an O child. Because a person with AB blood type (genotype $I^A I^B$) can only pass on either $I^A$ or $I^B$ alleles, while an …
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claims and arguments oyster mushrooms, fungi that feed on dead and deca…
A. Because oyster mushrooms' diets typically lack nitrogen, they have developed the ability to hunt prey that provides them with this nutrient.
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claims and arguments the tasmanian tiger, which went extinct in the ear…
B. Furthermore, many extinct animals’ habitats have been so degraded that these creatures would be unable to survive in the modern world anyway.
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which of the following is an example of a primary source? a revolutiona…
A. A Revolutionary War soldier's journal
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text 1: the legend of johnny appleseed, the barefoot wanderer who left …
A. by explaining that Chapman was actually a businessman who profited greatly from his planting
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how do ligaments help the skeletal system do its job? over time, ligame…
Ligaments connect bones to other bones.
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our world is filled with an incredible array of life forms, from tiny i…
D. the sharp decrease in biodiversity in Latin America and Asia is driven by wealthier nations’ consumption of natural resources
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this is a photograph of a coyote. complete the sentence. this coyote’s …
living tissue
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not all sources are created equal name: class: date: find a credible* s…
1. Grade 7: - Source: NASA (or peer-reviewed astronomy journal) - Answer to the question: ~2 trillion 2. Grade 8: - Source: IUCN Red List (or marine biology research institute) - …
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which jobs does an animals skeletal system do? select all that apply. i…
It supports the animal's body. It helps protect the soft parts of the animal's body.
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the flow chart shown includes some parts of the excretory system. which…
W: tissue; Z: organism
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the american revolution study guide 1. what were the weaknesses of the …
1. The Continental Army had untrained, short-term enlistment soldiers; severe shortages of weapons, food, and clothing; and no professional, full-time military structure. 2. Briti…
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metamorphosis, the transformation of a caterpillar into a butterfly, ma…
C. a diagram showing imaginal discs becoming different parts of a butterfly
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organs work together to form body systems, and body systems work togeth…
D. organisms