Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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top management such as ceo cfo and coo are primarily responsible for st…
Question 1: Strategic decisions Question 4: Tactical implementation
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which represents a strand of rna bases? o tggcicgaa o uggoucgaa o gttag…
B. UGGCUCGAA
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powder bed fusion technologies (pbf) use the information below to answe…
a support material
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which structural component is found in dna but not in rna? ribose deoxy…
B. deoxyribose
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3.2.5 quiz: impact of humans on ecosystems question 10 of 10 the graph …
D. Biodiversity decreases as humans clear forests.
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define facilitated diffusion: the passive movement of molecules across …
Define facilitated diffusion: The passive movement of molecules across the cell membrane with the help of transport proteins called channel - proteins or carrier - proteins. Does …
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3.2.5 quiz: impact of humans on ecosystems question 9 of 10 a small tow…
A. Figure out which sectors have the highest water usage, and then develop specific solutions to decrease water in those sectors.
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question # 5 long text (essay) why is dna profiling considered a valid …
DNA profiling is considered a valid means of identification because each person (except identical twins) has a unique DNA sequence. The structure of DNA is a double - helix, compo…
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question 1 of 10 which of the following words means \journalist\ in spa…
D. Periodista
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3.2.5 quiz: impact of humans on ecosystems question 7 of 10 which human…
B. Forest overexploitation – Decreased biodiversity
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3.2.5 quiz: impact of humans on ecosystems question 6 of 10 what is lik…
B. There will be more pollution in the atmosphere.
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3.2.5 quiz: impact of humans on ecosystems question 5 of 10 which actio…
A. Using water - efficient drip irrigation on farms
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3.2.5 quiz: impact of humans on ecosystems question 4 of 10 which two i…
A. Bycatch, B. Acid rain
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which of the following would most likely characterize the flu? aspirin …
D. fever and discomfort
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3.2.5 quiz: impact of humans on ecosystems question 3 of 10 which human…
D. Releasing untreated wastes into a habitat
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10. click on the electromagnet tab. place the compass on the left - sid…
10. The compass needle changes its orientation as it moves along the semicircular path above the coil due to the non - uniform magnetic field of the electromagnet. 11. Similar to …
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write down the equations for photosynthesis and cellular respiration. w…
The equation for photosynthesis is $6CO_2 + 6H_2O+light ightarrow C_6H_{12}O_6 + 6O_2$, occurring in chloroplasts. The equation for cellular respiration is $C_6H_{12}O_6+6O_2 ight…
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question 10 of 10 which statement best describes the first step of prim…
C. Lichens begin to grow and break down rock to form soil.
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question 9 of 10 a scientist collected information about a population o…
D. The flood made the ecosystem less stable, and it has not yet recovered.
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for extra credit: watch the \animation\ tab and summarize the results o…
Debes ver la animación y resumir los resultados del experimento, y explicar cómo nos ayuda a entender la fotosíntesis. Añade la información a un papel aparte si es necesario.
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wednesday squirrels squirrels have adaptations to help them survive in …
Part A: B. Squirrels have many adaptations. Part B: A. They come in many different colors such as gray, brown, and even white.; B. Their various shades of fur help them camouflage…
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35. explain the difference between an allosteric activator and an allos…
35. An allosteric activator increases protein activity by inducing a favorable conformational change upon binding to a non - active site, while an allosteric inhibitor decreases p…
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if this experiment were to be performed on the international space stat…
Shaking would likely be easier as there is no gravitational resistance to mixing the contents. Flicking would be different as the bottle's motion is not affected by gravity after …
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chapter 8: an introduction to metabolism initial substrate (threonine) …
a. Threonine b. Isoleucine c. Allosteric inhibitor d. When the concentration of isoleucine is high e. Feedback inhibition
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what is one benefit of mapping the human genome? locating the chromosom…
locating the chromosomal abnormalities that cause disease
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where is the dna located in a eukaryotic cell? ribosomes nucleus cytopl…
B. nucleus
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9. what was the cause of the extensive damage to leonardos painting of …
9. b. the experimental technique used in its production 10. d. Raphael 11. a. Vasari 12. b. sfumato 13. c. Dürer 14. d. Luther 15. c. iconoclasm 16. b. graphic arts and painting 1…
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which body system produces proteins that help fight infections? o the d…
B. the immune system
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which best matches a type of genetic material with its description? nuc…
DNA is located in the nucleus.
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scenario: if this experiment were to be performed on the international …
For shaking: Harder. For flicking: Harder. For holding: No Change.
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you are choosing between two different cell phone plans. the first plan…
$x > 299.67$, so you would have to use 300 minutes or more in a month for the second plan to be preferable.
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if a stop codon is like a red traffic light, which is most like a green…
B. promoter
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due: wednesday, october 8, 2025 at 11:59 pm please answer the following…
1. The biggest cause of the French Revolution was the financial crisis and the spread of Enlightenment ideas. The financial crisis, mainly due to costly wars and an unfair tax - s…
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17. presentation software is an excellent tool to communicate a message…
17. True 18. True 19. web authoring
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the phone company ringular has a monthly cellular plan where a customer…
A. $y = 0.4x+20$ B. 339.2
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10. match the words to their meanings. make 3 pairs! a. diffusion b. fa…
10. a & f; b & d; c & e 11. energy; against; low; high 12. outside 13. N/A (joke question) Challenge 2: 1. Draw a structure with a head (phosphate group) and two tails (fatty acid…
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a forensic scientist is trying to find out the number of adenine bases …
The number of adenine bases will be equal to the number of thymine bases.
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bj: benefits and limitations. use the information below to answer the q…
heat
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lactase is a protein in the digestive tract that helps break down certa…
to regulate cell reactions
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question 9 of 10 a scientist collected information about a population o…
D. The flood made the ecosystem less stable, and it has not yet recovered.
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question 8 of 10 which statement explains how a stable ecosystem can ex…
D. If a disease spreads through a population that has a lot of genetic variation, resistant individuals will survive and the population will recover.
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read the passage from the seven voyages of sindbad the sailor. the port…
They explain the porter's anxiety at meeting a well - known man.
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question 7 of 10 a wildfire destroys an ecosystem. the graph shows chan…
D. Line E
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which represents a strand of rna bases? caaggtctc aggttaca caaggucuc tg…
C. CAAGGUCUC
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bj: materials and dimensional accuracy. use the information below to an…
tungsten carbide
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how many genes make up the human genome? o four: adenine, thymine, guan…
20,000–25,000 genes
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question 5 of 10 which statement best describes an example of how clima…
B. Sea levels rise due to increased temperatures, flooding coastal areas and leading to an unstable ecosystem.
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10. which would you expect to find along a line transect? a. the edges …
10. C. A sampling of organisms found in an area 11. D. rainfall and temperature 12. E. Both A & C are correct 13. B. the flow of energy from one organism to another 14. C 15. ab 1…
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question 4 of 10 in which region would you expect to find dynamic equil…
D. A constantly warm, dry region that has a moderate amount of biodiversity and stable populations
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question 3 of 10 which two environmental changes would be likely to mak…
C. An invasive species of plant is introduced to the area, D. A keystone species is removed from the area
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question 2 of 10 how is a large flood most likely to lead to ecosystem …
B. By killing many organisms and washing away soil
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many different types of mutations can occur within the body. cystic fib…
C. nonsense
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due: wednesday, october 8, 2025 at 11:59 pm if a revolution were a cake…
**Recipe Card for a Revolution** **Prep Time**: Could be ten years. This allows for the slow - burning discontent to build up among the population, with various social and economi…
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question 1 of 10 which statement describes the most likely effect of re…
C. The decrease in predators will cause prey populations to increase rapidly, disrupting both biotic and abiotic factors in the ecosystem.
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wednesday, october 8 quiz factors influencing prenatal development star…
food preferences
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which is a frameshift mutation? substitution nonsense silent deletion
D. deletion
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binder jetting: metal use the information below to answer the question.…
a hard form
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a protein called gef - h₁ is known to control immune responses to certa…
B. an antibody
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long text (essay) describe the evolution of the terms detective and cri…
The term "detective" has historical origins in early law - enforcement and private inquiry, evolving with criminal justice systems. "Crime - scene investigator" is a modern term t…
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mondays lecture went over a logistic equation $f(t)=\frac{1000}{1 + 999…
1000
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unit 2 exam 2025 - 26 all the cells in the human body originated from o…
Cells differentiate via gene - regulation, involving transcription factors and epigenetic modifications that control gene expression despite identical DNA.
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which of these is the primary site of protein synthesis? mitochondria c…
D. ribosomes
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which process is part of translation but not transcription? a dna templ…
D. An mRNA template is used to create an amino acid chain.
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unit 2 exam 2025-26 interphase is the longest phase of mitosis. true fa…
False
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multiple choice: select the best answer for each question below. a biom…
1. a. Tundra 2. c. It is usually hot in Texas in July 3. a. keystone species 4. b. indicator species 5. b. their large roots cause erosion 6. d. The growth of lichens on a newly c…
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unit 2 exam 2025-26 where do the light - dependent reactions take place…
C. within the thylakoid membranes
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mondays lecture went over a logistic equation: $f(t)=\frac{1000}{1 + 99…
After 20 days: 1000 Days until 500 people have flu: 11
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question 39 2 pts a progressive weakness and shrinking of the muscles m…
Muscular Dystrophy
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binder jetting technologies (bj) use the information below to answer th…
all prints will be extremely brittle
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question 38 2 pts this hereditary condition is characterized by the ina…
B. PKU (phenylketonuria)
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unit 2 exam 2025 - 26 a genetic rearrangement often occurs during meios…
crossing over; during prophase I
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unit 2 exam 2023 - 20 as a result of photosynthesis our atmosphere is n…
our atmosphere is now rich in oxygen gas
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which best summarizes the process of protein synthesis? rna instructs d…
RNA moves the DNA code to the ribosomes for protein synthesis.
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29. name a human enzyme that functions well in ph 2. where is it found?…
30. Cofactors are non - protein helpers for enzymes, can be inorganic (e.g., $Mg^{2+}$) or organic. Coenzymes are organic non - protein molecules that participate in reactions (e.…
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wednesday, october 8 quiz factors influencing prenatal development star…
Use of alcohol
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unit 2 exam 2025 - 26 when muscle cells are exercised extensively in th…
Lactic acid is produced
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question 36 2 pts what is the cause of down syndrome? recessive gene ge…
errors in chromosomes
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unit 2 exam 2025-26 where in the chloroplast is chlorophyll found? in t…
embedded in the thylakoid membrane
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what was friedrich mieschers contribution to the discovery of the genet…
He extracted and observed DNA from white blood cells.
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which of the following correctly organizes these genetic terms in order…
B. nucleotide, gene, DNA molecule, chromosome
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unit 2 exam 2023 - 20 how many chromosomes are in the somatic cells of …
32
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wednesday, october 8 quiz factors influencing prenatal development star…
Albinism
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which stage of cellular respiration makes the most atp? ○ krebs ○ glyco…
D. Electron Transport Chain
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organisms, such as plants, that make their own food are called autotrop…
A. Autotrophs
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wednesday, october 8 quiz factors influencing prenatal development oct …
smoking during pregnancy
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the energy used in the calvin cycle for the reduction of carbon - dioxi…
ATP made during light reactions
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the structure of dna resembles a twisted ladder. which structural compo…
C. nitrogenous base pairs
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unit 2 exam 2025 - 26 photosynthesis uses sunlight to convert water and…
B. oxygen and high energy sugars and starches
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what does dna provide the code for? nitrogenous base pairing protein sy…
B. protein synthesis
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15. read the sentence from paragraph 7. \if we do not, i fear that our …
15. D. involving death 16. A. The author uses charged language to show readers that there are no alternatives to the author’s viewpoint. 17. D. The author asks a rhetorical questi…
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question 9 of 10 orchids are flowering plants that grow on other plants…
A. Commensalism
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which flowchart correctly organizes the structures of heredity, from le…
A. codon, gene, DNA, chromosome
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question 8 of 10 a scientist is growing a population of bacteria in a p…
B. The graphed line will begin to increase again because the population is no longer limited by a lack of nutrients.
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27. many factors can affect the rate of enzyme action. explain the effe…
## 27.a. Increasing substrate concentration initially increases enzyme - action rate until enzyme saturation is reached. ## 27.b. Each enzyme has an optimal pH; deviations reduce …
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a strand of dna contains the bases adenine, cytosine, cytosine, and gua…
thymine, guanine, guanine, and cytosine
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question 7 of 10 an area near a forest was monitored by researchers. th…
A. The milkweed population is a biotic factor that decreased as the amount of sunlight, an abiotic factor, increased.
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due: tuesday, october 7, 2025 at 11:59 pm answer the following question…
- The most important change from the Glorious Revolution was the establishment of parliamentary supremacy over the monarchy. - Parliament invited William and Mary to rule to preve…
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question 6 of 10 if the size of an ecosystem decreases because of a hur…
D. The carrying capacity of the ecosystem decreases because there are fewer resources, increasing competition among organisms.
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what will happen if rna polymerase fails to attach to the promoter? tra…
Transcription will not begin.
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question 5 of 10 a forest has not experienced any severe weather change…
C. The carrying capacity has stayed the same, so roughly equal numbers of births and deaths have occurred.