生物
细胞生物学、遗传学、生态学与生命科学基础。
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lesson activities: hs ls2-1, hs ls2-2 - september 08 - do now / warm up…
B. Heterotrophs (assuming the options are labeled as A. Autotrophs, B. Heterotrophs, C. Decomposers, D. All answers are correct)
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test, midterm, final content page 1 of 50 question 1 a histologist is a…
B. tissues.
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what is a function of the integumentary system? (1 point) breaks down c…
D. forms blood clots
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which statements are true of communism? check all that apply. it says t…
B. It opposes the ideals of the system of capitalism. C. It includes both economic and political ideas and principles. D. It was supported by Lenin and other Russian revolutionari…
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question 14 of 18 gorbachev’s policies of glasnost and perestroika allo…
A. peaceful regime change
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22. explain why you agree or disagree with each of the following statem…
Disagree. Earth’s natural systems (ecosystems, climate, geology) function independently of human control. Humans rely on Earth’s processes (e.g., water cycles, photosynthesis) and…
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question 12 of 18 the cold war ended with the: a. anti - communist revo…
D. collapse of the Soviet Union.
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25. a hypothesis often predicts a cause and effect relationship between…
First "Select" box: independent; Second "Select" box: dependent
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what is one difference between cellulose and glucose? (1 point) ○ cellu…
B. Glucose is not used to give structure to plants' cell walls while cellulose is.
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do you know the difference between injury and illness? is this woman su…
- **Difference**: Injury = external - caused physical harm; Illness = internal/external - caused disorder. - **Injury/Illness for the woman**: Can’t determine without info, but as…
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22. below are the outfits that 4 different students arrived in lab wear…
B. Student B: Pants, sneakers, and hair tied back
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when maureen picked up her little brother from day care, she couldnt be…
3. The contrast between the active children and the calm day care providers helps develop a theme of the beauty of controlled chaos.
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passage 2: plastic pollution is one of the greatest environmental chall…
Plastic pollution is a major environmental challenge, and reducing single - use plastics (along with community actions like banning plastic bags and straws) is the most effective …
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question 3 of 18 which phrase best completes the graphic organizer show…
C. Negotiated peace in the Middle East
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c. answer these questions about henry. use the correct subject pronouns…
### Part C (12 - 15) To answer these, we need context about Henry (like a passage about him, which is missing here). But generally: - For 12: If Henry has a brother, answer "Yes, …
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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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neuroanatomy laboratory manual 2025-2026 (dragged) identify the nucleus…
To solve this neuroanatomy labeling problem, we analyze each labeled region (A - F) and match it to the correct nucleus based on neuroanatomical knowledge: ### For Region A: - The…
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question 1 of 18 which event best completes the timeline to show the se…
D. The success of anti - communist revolutions in Eastern Europe leads to a move toward democracy in the Soviet Union.
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draggable item | category --- | --- law | g. a standard used for compar…
- Law → B. An objective statement based on the five senses - Control group → G. A standard used for comparison that serves as the "normal" - Experimental group → C. The subjects o…
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“ye that oppose independence now, ye know not what ye do; ye are openin…
In this passage from *Common Sense*, Thomas Paine employs the rhetorical technique of appealing to fear (pathos) to persuade his audience. He directly addresses those who oppose i…
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vocabulary use each of the following vocabulary words in a sentence tha…
To solve this, we'll create sentences for each vocabulary term to show understanding: ### 1. serf A serf was a peasant who was bound to the land and had to work for a lord in the …
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american literature a / the revolutionary americans 3. why did phillis …
D. No publisher in the colonies was interested in a slave's writing.
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passage 1: many educators believe that cell phones should not be allowe…
The author claims that cell phones should not be allowed in classrooms because they are more often a distraction and may be hindering learning (as shown by students scoring higher…
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each of two parents has the genotype brown/blond, which consists of the…
D. brown/brown, brown/blond, blond/brown, and blond/blond ### Part b
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each of two parents has the genotype brown/blond, which consists of the…
D. brown/brown, brown/blond, blond/brown, and blond/blond ### Part b
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1. edit the following sentence in 1802, president jefferson offered an …
In 1802, President Jefferson offered a challenge to his young assistant Meriwether Lewis. ### Question 2
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chandra predicts that if soda is added to plants, the plants will grow …
Her data rejects her prediction. Because the average growth of water - fed plants (8.3 cm) is greater than that of soda - fed plants (5.6 cm), meaning soda - fed plants did not gr…
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1. edit the following sentence in 1802, president jefferson offered an …
In 1802, President Jefferson offered a challenge to his young assistant Meriwether Lewis. ### Question 2: Define "pirogue" and its derivation
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8. if a caterpillar eats a seedling in your garden, the caterpillar is …
A. predator
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hypothesis (soda provides nutritional value that helps plants grow). wh…
Plants watered with soda will grow better (e.g., have more growth in height, leaves, etc.) than plants watered without soda (or with water alone).
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the rest, so she pours it into a plant in her room. after two days, she…
B. Soda provides nutritional value that helps plants grow.
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each of two parents has the genotype brown/blond, which consists of the…
D. brown/brown, brown/blond, blond/brown, and blond/blond ### Part b
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6. which of these best describes the reason for the very rapid growth o…
C. Improved health care, hygiene, and technology
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each of two parents has the genotype brown/blond, which consists of the…
D. brown/brown, brown/blond, blond/brown, and blond/blond ### Part b:
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5. whats an invasive species? a. a species thats introduced to a place …
A. A species that's introduced to a place where it's not native and then becomes widespread and competes with local species for the available resources
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2.2 use the skill write an appropriate noun or pronoun to complete each…
wave ### Question 3
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owen is writing about the central ideas in \sonnet 18\ by william shake…
D. The author’s loved one will always remain beautiful in the lines of this poem.
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an experiment was designed to investigate the effect of caffeine on the…
The control group is the group of crickets that were not given caffeine (the group that left water out, assuming the other group was given caffeine - based on typical experimental…
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read the line from \sonnet 18\ by william shakespeare. but thy eternal …
C. Your youthful beauty will not disappear.
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which statement best describes the new roles that became available to w…
A. Many women excelled on assembly lines for the war industry, while others were superior welders and mechanics.
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1 of 2 correct a choir director is planning how she will arrange the ch…
5
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label the following internal structures of the medulla
To accurately label the internal structures of the medulla (likely the medulla oblongata or part of the brainstem, or possibly a spinal cord medulla - but given the context of bra…
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an experiment was designed to investigate the effect of caffeine on the…
Four constants in this experiment are: 1. The environment where the canaries live (kept the same for all). 2. The amount of water each canary receives (same for all). 3. The amoun…
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an observed outcome is called blank not able to test an experiment to t…
To solve this, we match each term to its definition: 1. **"An educated guess is called"** → *Hypothesis* (a testable prediction/guess). 2. **"A factor we can't alter in an experim…
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1. edit the following sentence in 1802, president jefferson offered an …
In 1802, President Jefferson offered a challenge to his young assistant Meriwether Lewis. ### Sub - Question 2
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which is an example of indirect characterization? ○ our teacher was qui…
B. The small girl smiled shyly after completing her piano solo.
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which are common elements of fantasy? select 3 options. true-to-life se…
B. imagined worlds, D. mythical creatures, E. the supernatural
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an experiment was designed to investigate the effect of sulfur on the h…
The independent variable in this experiment is the presence or absence of sulfur (or the application of sulfur, as one group was given sulfur and the other was not).
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when air and fuel are burned in an engine, the process is called combus…
a. Internal combustion
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cell membrane coloring correctly color code and identify the name for e…
To solve the cell membrane coloring and identification, we analyze each component: ### 1. Phospholipid Bilayer (no color) The phospholipid bilayer is the entire double - layer of …
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a choir director is planning how she will arrange the choir members for…
5
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which is an example of a government monopoly in the united states? ○ th…
the US Postal Service
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the group that does not receive the experimental treatment in an experi…
C. control group
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social structure quick check which statement explains how improvements …
The Neolithic Agricultural Revolution led to the rise of complex social structures.
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it was designed to investigate the effect of caffeine on the heart rate…
The experimental group is the half of the 60 camels that were given caffeine.
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what function do capillaries serve in the cardiovascular system? a. car…
C. help control body temperature
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air is warmed and moisten as it moves through both the mouth and nasal …
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a choir director is planning how she will arrange the choir members for…
To solve the problem, we analyze the designs: ### Step 1: Identify the pattern - Design 1: Front row (red) = 1, Back row (blue) = 0? Wait, no—looking at the images: - Design 2: Fr…
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arteries carry oxygen-rich blood to capillaries. please select the best…
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nutrients and waste both enter and leave cells through a process called…
B. diffusion
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each lung is fed oxygen by a separate bronchus. please select the best …
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a. the amount of energy in the primary producer level determines how ma…
c. Decomposers ### Question 14
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question 14 of 21 after world war i resulted in a recession, president …
A. passing a tariff that gained the support of U.S. business leaders.
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question 16 of 16 international trade — end of chapter problem you are …
The higher price would probably cause a decrease in quantity demanded, leading to a reduction in output and employment in the Indonesian textile industry. (For the blanks: first b…
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the right ventricle transports oxygenated blood to the lungs. please se…
F
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13. what is the independent variable in the experiment depicted by the …
B. Temperature
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in civil disobedience, what is thoreau’s last thought about the state b…
The correct option is the one with "He thinks the state is half - witted." (the second option from the left, with the blue dot).
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in the human body, the larynx is attached to the trachea. please select…
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once entering the nose, air moves through both the pharynx and larynx. …
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directions: answer each eflection\ question when it appears at the bott…
** Renewable energy is used more for generating electricity than for other energy uses like transportation or heating because the technology for converting renewable sources (such…
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white blood cells prevent the loss of blood by causing clotting. please…
F
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question 7 of 21 warren hardings election to the presidency in 1920 ind…
A. progressivism wasn't as popular as it had been in previous decades.
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which would be the best way of describing the overall structure of thor…
A. He moves from a consideration of his surroundings to an evaluation of the state as a whole.
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international trade — end of chapter problem kemala is a factory worker…
B. If Kemala willingly choses to work at the factory, the factory job may provide her with a better outcome than any of her next best alternatives.
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23. in the food chain above, suppose 10,000 units of energy are availab…
b. 10 units ### Question 24
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20. in a food web, the arrows ______. a. show the movement of carrying …
b. Represent energy flow along increasing trophic level ### Question 21
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8. select all of the following reasons to attend prenatal care appointm…
Consistent monitoring of the fetus and the mother, Monitoring the due date, Routine tests for the health and safety of the fetus and the mother, Visit with a nutritionist ### Ques…
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1. pyramid diagram with snake, mice, plants a. depicts feeding connecti…
d. The amount of energy at each trophic level ### Question 19 (Angola's 2012 age - structure diagram)
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what respiratory structure controls breathing? a. diaphragm b. lungs c.…
A. diaphragm
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press the hotspot below. then, type the word that completes the sentenc…
response
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a. match each argument below to the case against international trade th…
- National security argument: C. A country must be able to access strategically important goods, such as weapons, oil, and food, if trade were to cease, as during a war. - Infant …
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food web (image omitted) a. increase in mountain lion population b. inc…
a. islands, tropical rain forests, and coastal areas ### Question 17
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temperature (°c) product formed (mg) 10 5 20 15 30 25 40 22 50 10 a gro…
The optimum temperature for this enzyme is around 30°C, beyond which activity decreases.
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excerpt 1: read the excerpt from act 1, scene 7 of the tragedy of macbe…
A. Lady Macbeth’s desire for power is strong enough to overcome any guilt she feels.
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which of the following headlines is an example of yellow journalism? fo…
A. Foreign Plot Shows Spain is Behind the Sinking of the Maine
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question 6 of 16 > b. match each counterargument below to the case agai…
- National security argument: C. A country rarely relies on a single international source for strategic goods. - Infant industry argument: D. Industries that are protected from fo…
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plot | may 15 | may 30 | june 15 | july 1 | july 15 1 | 1.2 | 3.4 | 6.4…
B. Plot 2 on June 15, because the measurement shows a large and unusual increase compared to the other plots and previous values.
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international trade — end of chapter problem both democratic and republ…
B. In industries in which a trading partner has a comparative advantage, domestic firms typically lose market share and therefore domestic workers lose jobs.
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lab scenario (partial, with table: light intensity (lux) | bubbles prod…
### Claim: As light intensity increases, the rate of photosynthesis in aquatic plants (measured by the number of bubbles produced, an indicator of oxygen release) also increases. …
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international trade — end of chapter problem the proponents of the free…
B. Industries in which the United States has a comparative advantage will likely grow, thereby creating more jobs in the United States. C. Mexico and Canada are likely to produce …
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energy storage nutrients that help the body store some vitamins e.g. oi…
D. Fats
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the body uses this to carry nutrients and waste. it also helps joints m…
B. Water
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nutrients that build and repair tissues and cells e.g. meat, milk, eggs…
Protein (the option with "Protein" text, corresponding to the last radio button option in the list)
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which of the following results from an uncontrollable growth of abnorma…
A. complex disease
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genetic therapy and engineering ______. a. have no value for our future…
D. are controversial scientific procedures
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international trade — end of chapter problem colombia’s main exports in…
B. climatic conditions—mild temperatures, substantial rainfall, plentiful sunlight—make Colombia relatively more suitable for the cultivation of these goods than other countries.
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their demands for a gold standard by sa... them, you shall not press do…
To solve this, we analyze each row with the passages: ### 1. "promote(s) an immediate switch to bimetallism" - Passage 1 (excerpt from "Cross of Gold"): Bryan’s rhetoric ("you sha…
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c. people dont see deer as often in urban areas. d. the deer have stopp…
b. The wavelengths of visible light stimulate plant cells to produce energy compounds by photosynthesis. ### Question 6
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5 multiple choice 5 points what is the difference between an executive …
D. A new president can change the previous president’s executive order, but not legislation ### Question 6
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read the excerpt from act 5, scene 3 of the tragedy of macbeth. macbeth…
a frazzled mood