生物
细胞生物学、遗传学、生态学与生命科学基础。
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exercise 2 using words in context fill in the blank with the vocabulary…
1. minuscule 2. incomprehensible 3. diffused 4. invaluable 5. ubiquitous 6. constitute 7. indeterminate 8. interaction 9. indicative 10. substantive
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u4-l1: think about it: the structure and function of dna grade: n/a due…
1. These instructions are stored in the nucleus of the cell (within the DNA molecule; in eukaryotic body cells like human cells, DNA is housed in the nucleus, with small amounts i…
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read the definitions. bio = life anthrop = human micro = small meteoro …
biology
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which statements are examples of ethics rather than laws? select two op…
B. Journalists must double-check all sources used in an article. D. Journalists must research and report the news without bias.
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angeline is preparing an oral presentation about the need for an altern…
B. She can use repetition in her conclusion to emphasize her request to take action.
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which sources would be appropriate for researching the question \what i…
- an interview with a social media blogger - your friends' social media feeds - a piece by a family counselor in a newspaper - a journal article by a psychologist
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in 2009, indiana university professor elinor ostrom became the first wo…
A. She also affirmed that people can work on their own to build trust with each other in a way that is mutually beneficial.
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using the information you just learned about venezuela’s natural resour…
The enduring issue of resource control is shown when external powers seek to dominate a nation's valuable resources for economic or strategic gain. During imperialism, British con…
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read the two excerpts. emembering to never forget dominican republics p…
A. the circumstances under which Trujillo died
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read the excerpt from \a genetics of justice\ by julia alvarez by the t…
A. "lost their lives", E. "slaughter" (or A. "lost their lives", D. "escapes" - but based on the text's emphasis on loss of life and mass killing, "lost their lives" and "slaughte…
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read the excerpt from \a genetics of justice\ by julia alvarez. images …
D. "Never having seen him, my mother could not know the portrait was heavily retouched"
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read the excerpt from \a genetics of justice\ by julia alvarez. periodi…
A. Alvarez traces how Trujillo demanded the tributes, how her family reacted, and how it was finally her mother’s turn to pay tribute.
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read the excerpt from \a genetics of justice\ by julia alvarez. passage…
C. Alvarez shows how her parents' fears about the dictatorship affected their thoughts and actions even when they lived in the United States.
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all of these are examples of random evolutionary processes except a. an…
D. a mutation results in a population of trees that spread their seeds more widely than their peers, causing their population to grow.
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2. discuss three distinguishing characteristics that organisms in the a…
1. Heterotrophic Nutrition: Animals consume other organisms for energy as they can't produce their own food. 2. Multicellularity and Eukaryotic Cells: Animals are multicellular, w…
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watch the scientific method by moomoomath and science (4:37) to learn m…
1. Observation, 2. Question, 3. Hypothesis, 4. Experiment, 5. Analysis, 6. Conclusion (the second set of options with this order)
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adolf hitler and nazi germany: in the 1920s, a young man ww1 veteran na…
s (concise): 6. Extreme nationalism, German superiority, hatred for Jews/minorities. 7. Forced to take war blame, pay large reparations. 8. Ended freedoms, banned parties, used fe…
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the ____ variable is the one that is manipulated during an experiment. …
independent (the option labeled "independent")
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question a researcher is interested in the effects of watching videos j…
C. Choose a random sample of people. On multiple randomly selected nights, randomly assign each person to either watch one hour of video or not watch video and monitor their sleep.
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write a brief statement the illustrates the use of cause and effect as …
Deforestation (cause) reduces the number of tree - dwelling species and disrupts ecosystems, and it also increases atmospheric carbon dioxide levels (effect), so we should impleme…
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select the correct text in the passage. which four parts of this passag…
1. Lo! the Spear - Danes’ glory through splendid achievements 2. How princes displayed then their prowess - in - battle 3. Oft Scyld the Scefing from scathers in numbers; From man…
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which group works to obtain pardons for people living in countries rest…
B. Amnesty International
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12. what are some adaptations that predators have developed to catch th…
Examples of predator adaptations include: 1. Physical: Sharp teeth/claws (e.g., lions) for seizing, speed (cheetahs) to chase. 2. Sensory: Keen eyesight (eagles) to spot, acute he…
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biology date ______ pellagra outbreak of 1907: initial explanation fray…
To complete this Frayer Model for the Pellagra Outbreak of 1907, we analyze the texts (Unit 5: Texts #1 - 3, pp. 3 - 4) as follows: ### 1. Characteristics of Pellagra (4 D’s) From…
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which war is andrew jackson known for fighting in new orleans? * 10 poi…
C. War of 1812
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what prompted the munich conference of 1938? ○ hitler’s appointment as …
D. Hitler's intention to take control of part of Czechoslovakia
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make this text more descriptive. april drove to the store to buy grocer…
B. thought (assuming the second option is labeled B, with the text "thought" as the intended correct option for replacing "said" to show internal thinking for a more descriptive t…
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1. with high levels of antioxidants and useful nutrients, coffee seems …
B. Replace "a" with "an excellent"
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hydrogens energy is energy that comes from hydrogen. we harness hydroge…
C. Hydrogen fuel cells
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choose the correct answer when animals and plants decompose, what gas i…
methane
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choose the correct answer. what is the original source of the energy fo…
the sun
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choose the correct answer what type of energy is biomass energy? potent…
potential energy
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which situation represents an internal conflict? a. the town villain mu…
A. The town villain must confess to vandalizing city hall in order to keep an innocent teen from being convicted.
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which situation is an example of an external conflict? a. a young boy o…
A. A young boy on a fishing trip with his father must get the boat back to shore after his father becomes ill during the trip.
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alcohol can cause anxiety. false true
TRUE
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what is a safe alternative if you decide to drink while you are out? ha…
C. take a rideshare or cab home
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what was a result of the revolutions of 1989? a. the soviet union lost …
A. The Soviet Union lost control of its satellite states in central and eastern Europe.
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select all the correct answers. which is true regarding youth activists…
A. They brought together liberals and leftists. B. They joined the Civil Rights Movement. C. They fought for student liberties at universities.
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4) what are some ways that red guards scared and humiliated people susp…
Some ways include organizing public struggle sessions for public shaming, using forced confessions with psychological/physical pressure, seizing and destroying property, carrying …
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muscle movement instructions: answer the following questions. 1. what t…
Plantar flexion ### Question 2
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reflection prompts (choose 2 to respond to) 1) what was the propaganda …
The propaganda wall was a public wall (often in communities or near key buildings) used to display revolutionary slogans, posters, and announcements to spread Maoist ideology, pro…
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3. which plant traits in the case are most likely controlled mainly by …
Traits like **flower color**, **leaf shape**, or **plant species - specific structures** (e.g., cactus spines, pea plant’s seed shape) are most likely genetic. Reason: These trait…
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original dna sequence: tacaccttggcgacgact mutated dna sequence #2: tacg…
### Mutated DNA Sequence #2 #### Step 1: Transcribe DNA to mRNA (mutated) Original DNA: TACACCTTGGCGACGACT Mutated DNA #2: TAC**G**ACCTTGGCGACGACT (insertion of G at position 4) m…
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questions: 1. an invasive insect, the woolly adelgid, is killing hemloc…
(3) insect pest populations will increase because fewer warblers are present ### Question 2
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name mutations worksheet directions: using base pairing rules, transcri…
\( 0 \)
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3. which row in the chart below correctly describes activities that occ…
(2) makes glucose as it functions; uses glucose as it functions ### Question 4
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the anatomy of the ear 1. 3. 5. 2. 4. 6. 1. choose 2. choose 3. choose …
1. Pinna (Auricle) 2. External Auditory Canal 3. Tympanic Membrane (Eardrum) 4. Ossicles (or specific ossicle like Malleus/Incus/Stapes) 5. Eustachian Tube (Auditory Tube) 6. Coch…
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the endocrine system 3. 1. 2. 4. 5. 6. 7. 8.
1. Pituitary Gland 2. Pineal Gland 3. Hypothalamus 4. Thyroid Gland 5. Parathyroid Glands 6. Thymus 7. Adrenal Glands 8. Gonads (Testes/Ovaries)
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do the math compare reactants and products in a chemical reaction, bond…
| Type of Atom | Number in Reactants | Number in Products | |--------------|---------------------|--------------------| | Carbon (C) | 6 | 6 | | Hydrogen (H) | 12 | 12 | | Oxygen …
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overall, dna plays a fundamental role in heredity, development, and fun…
A mutation alters the sequence of nitrogen bases in DNA (a structural change). Since DNA’s sequence codes for protein synthesis, a mutated sequence can lead to a different amino a…
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releasing energy energy is released during all stages of cellular respi…
\(C_6H_{12}O_6\) + \(6O_2\) \( ightarrow\) \(6CO_2\) + \(6H_2O\) + energy (filling the boxes in order: first box \(C_6H_{12}O_6\), second \(6O_2\), third \(6CO_2\), fourth \(6H_2O…
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13. use the word bank to write the chemical equation for cellular respi…
First box: $\boldsymbol{\ce{C6H12O6}}$, Second box: $\boldsymbol{\ce{6O2}}$, Third box: $\boldsymbol{\ce{6CO2}}$, Fourth box: $\boldsymbol{\ce{6H2O}}$, Fifth box: energy
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part 1: definitions match each word to its correct definition. 1. enfor…
1. Enforce - b) To impose or apply a rule or law 2. Entity - e) A thing with distinct and independent existence 3. Internal - d) Inside or within something 4. Presume - a) To assu…
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what is an owl? a a small animal that hops b a small animal with a bush…
C. a bird that hunts at night
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10. use the word bank to complete the chemical equation for photosynthe…
From left to right (top to bottom for the boxes): \( 6CO_2 \), \( 6H_2O \), light energy, \( C_6H_{12}O_6 \), \( 6O_2 \) (assuming the first three are reactants and the last two a…
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an organism that lives in or on another organism, often with harmful si…
C. Parasite
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4. describe microbial symbiosis and provide an example.
Microbial symbiosis is the close interaction between microbes (or a microbe and a host), with types like mutualism, commensalism, parasitism. Example: Rhizobium - legume (mutualis…
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17. fill in the table below where each of the phases of nuclear and cel…
(Table): | Phase of Cellular Division | Description of what is occurring in the cell during this phase. | | ---- | ---- | | P (Prophase) | Chromosomes condense, nuclear envelope b…
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★★★ 6. on the average your heart beats about 72 times per minute. at th…
a. \(3110400\) b. \(37843200\) c. \(2724710400\)
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★★★ 6. on the average your heart beats about 72 times per minute. at th…
a. \(3110400\) b. \(37843200\) (for a non - leap year; if leap year, it would be \(72\times(1440\times366)=72\times527040 = 37946880\))
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the spelling words and sentences. 1. antifreeze 2. nonreturnable 3. mis…
s (Filling the blanks): 1. illiterate 2. illegible 3. illogical 4. illegal 5. irrational 6. irregular 7. misbehave 8. misfortune 9. misinform 10. mistrust 11. misplace 12. misread…
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2. a student says, \the ... claim. is it fully accurate? why or why ...…
- **Systems Involved**: Muscular System and Respiratory System. - **Contributions**: - Muscular System: Contracts to generate movement (running) and produces CO₂ as a metabolic wa…
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★★★ 6. on the average your heart beats about 72 times per minute. at th…
$3110400$ ### Part b: In a year
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cell division understanding main ideas fill in the blanks in the table …
s for Each Blank 1. For Prophase: Chromatin condenses into chromosomes; nuclear envelope breaks down; spindle apparatus forms 2. For the second blank (phase): Metaphase 3. For Ana…
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question 7 (1 point) gwen receives a bill from her auto insurance compa…
c. Premium
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select the word that means forces a liquid under the skin. people often…
inject (or the specific option corresponding to this meaning, e.g., if options included "inject", that would be the answer)
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3. which characteristic of life allows bacteria to become antibiotic - …
The characteristic of life that allows bacteria to become antibiotic - resistant is **the ability to evolve (or adapt) through natural selection** (related to having heritable gen…
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1.4 prepositions, conjunctions, and interjections prepositions a prepos…
To solve these exercises, we'll follow the definitions of prepositions and prepositional phrases. A preposition is a word that relates a noun/pronoun to another word, and a prepos…
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5. how does chemical energy become available to the cells of consumers?…
To determine the sequence of how chemical energy becomes available to consumers' cells, we analyze each statement: 1. **Producers absorb energy from the sun**: Producers (like pla…
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5. how does chemical energy become available to the cells of consumers?…
1. Producers absorb energy from the sun. 2. Energy from sunlight is used to produce sugar molecules. 3. Consumers eat food to get carbon - based molecules. 4. Chemical reactions r…
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which of the following would be the most appropriate use for an animate…
eBook
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text 1 while researchers are still learning about how the appendix serv…
Wisdom teeth and the appendix may have been essential to our human ancestors, but their utility has changed over time.
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read the two texts. text 1 studies have shown that some crows recognize…
Crows are intelligent creatures that can not only use tools but also form bonds with people and even seek revenge on those who harm them.
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drugs of abuse trigger the release of dopamine within our brain, which …
T
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question 5 5 / 8 according to the article, how are field biologists and…
B. They both collect data that is beneficial to others.
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think about the following statement made by dr. peggy cotter: \the firs…
A. highlight the sense of personal satisfaction that a career in science can provide
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question 1 which of these is most important to include in a summary of …
D. There are numerous professional opportunities across many industries that pertain to the field of biology.
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all of the following are drug - resistant strategies except: a saying n…
B. screaming for help
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writing response: in a well written paragraph describe one similarity a…
When comparing the American Revolution and the French Revolution, one similarity is their shared goal of overthrowing an existing power structure. The American Revolution sought t…
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mexico : father hidalgo context: this mural is from father hidalgo’s re…
Indigenous people and mestizos supported Hidalgo’s revolution, as highlighted in the text: *“Hidalgo led 600 mostly indigenous and mestizos in a rebellion against Spain”*. These g…
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mexico : father hidalgo context: this mural is from father hidalgo’s re…
- Supporting groups: Indigenous people and mestizos (from "Hidalgo led 600 mostly indigenous and mestizos in a rebellion against Spain"). They supported to reclaim stolen lands an…
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what counterclaim does henley make about hydroelectricity? select one o…
The dam that may be needed for the hydroelectric process may be expensive to construct.
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which of the following best describes upton sinclair, ida tarbell, and …
A. They were among the first to publicize immoral, corrupt practices of large industries
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look at the graphic. a muckraker conducted an investigation and wrote a…
A. The public began to take action by setting up committees and supporting reform candidates
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vocabulary word bank antibiotic biodegradable biography biohazard biolo…
biography ### 2.
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which three of the following devices are more likely to use digital sig…
cellphones, computers, Wi - Fi
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question 19 not yet answered marked out of 1.00 flag question use the d…
c. relatively fast and between nodes
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use the diagram above to answer the next question. which one of the fol…
b. exocytosis
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not yet answered marked out of 1.00 flag question graph of membrane pot…
a. C
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marked out of 1.00 time left 0:28:31 hide flag question use the diagram…
b. stimulation at a sensory receptor
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not yet answered marked out of 1.00 flag question use the diagram above…
d. structure E
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question 24 (multiple choice worth 4 points) (05.02a mc) a molecule tha…
320 million years (corresponding to the option "320 million years") ### Question 25
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question 22 (multiple choice worth 4 points) (05.02a mc) a group of sci…
A. Species A and B probably share the most recent ancestor because they only differ by three mutations. ### Question 23
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question 20 (multiple choice worth 4 points) (06.03 mc) as hominids evo…
A. As their cognitive abilities increased, the size of their brains also increased. ### Question 21
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question 18 (multiple choice worth 4 points) (05.04 mc) according to th…
B. Felis catus and Panthera pardus because they belong to the same family
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question 18 (multiple choice worth 4 points) (05.02 mc) coral snakes ar…
B. Since king snakes with these markings were avoided by predators, they were able to survive to pass on this trait to offspring.
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question 16 (multiple choice worth 4 points) (05.02 hc) a single female…
D. With so many genetic combinations, it is likely that a few individuals would have traits that would help them survive the changed environment. ### Question 17
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question 15 (multiple choice worth 4 points) (05.03 mc) skulls of (1) m…
D. Homo neanderthalensis had a larger cranial capacity than Australopithecus afarensis and had a larger brain.
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note: this answer to question 74 should be recorded on your separate an…
(1) warbler finches
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question 13 (multiple choice worth 4 points) (05.03 mc) a team of scien…
A. A second group of scientists finding significant differences in the DNA of the two different subspecies ### Question 14