Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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microbes can associate with other organisms in a variety of different r…
- Two organisms living together in which both partners benefit from the relationship: 4. Mutualism - Two organisms living together in which one organism is benefited and the other…
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which of following statements about the process of respiration is false…
C. Air flows into the lungs with exhalation.
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label the image to test your understanding of bacterial growth curves. …
- The initial flat part of the curve: Adjustment period with slow multiplication - The steeply - rising part of the curve: Cells have optimal doubling times - The relatively flat …
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multiple - choice question what did humans start to do during the neoli…
Humans began to raise and breed plants and animals.
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multiple - choice question what did humans start to do during the neoli…
Humans began to raise and breed plants and animals.
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nebuchadnezzar ii (c. 630 b.c. - 561 b.c.) son of the founder of the ch…
1. His military prowess crushed external enemies, expanded territory, and deterred invaders, helping maintain the empire. 2. His reign strengthened the region's infrastructure and…
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which of the following statements regarding respiration is false? a oxy…
B. Carbon dioxide moves from the blood into the cells
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home > leaked exams > june 2025 international form a (complete exam) th…
B. \(9x + 16y=720\)
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what type of barrier involves mucous membranes? a mechanical barrier b …
d. Both A and B
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complete the sentence using one of the following terms: infections, pat…
pathogens
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this defense physically blocks pathogens from entering the body. a chem…
C. Mechanical barriers
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which of the following is an example of protozoa? a death cap mushroom …
C. Giardia lamblia
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which pathogen grows as single cells or thread - like filaments? a fung…
A. fungi
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bacteria on the skin and in the gi tract may be part of what barrier? a…
B. biological barrier
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body paragraph 3: evaluate how the authors use of literary elements (e.…
No specific question is asked for a direct answer. However, the overall task seems to be about literary analysis and essay - writing.
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athletes foot is caused by a ______. a fungus b virus c bacteria
A. fungus
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choose the best approximation of the mass of a worker bee. choose 1 ans…
A. $1\times10^{-4}$ kg A. $8\times10^{3}$ kg B. $8\times10^{7}$
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the function f(t)=60000(2)^(t/580) gives the number of bacteria in a po…
580
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the weight of a honeybee is 1.2·10⁻¹ g. the weight of the pollen collec…
$1.8\times10^{-1}$ g
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what is the general role of an antibody? a to find non - self substance…
B. to bind to a specific antigen and target it for destruction
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the major histocompatibility complex is a set of cell surface proteins.…
B. because of its role in determining self vs. non - self
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how do antigens elicit an immune response? select all that apply a firs…
B. First, they are recognized by receptors on immune system cells., C. Second, an immune response is tailored to the specific antigen.
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what type of cells phagocytize cellular debris that remains when neuron…
Microglia
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which event in earths history most directly allowed life to exist on la…
Single - celled organisms released oxygen into the air when they photosynthesized.
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the table shows index fossils. which conclusion about paradoxides pinus…
Life forms existed during the Cambrian period.
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6. label and explain what happens during each phase of mitosis. p - pro…
(P - Prophase) Chromatin condenses into chromosomes, the nuclear envelope breaks down, and the mitotic spindle begins to form. (M - Metaphase) Chromosomes line up along the equato…
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what cells make it possible for immune cells to cross the blood - brain…
Endothelial cells
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what cells make it possible for immune cells to cross the blood - brain…
Activated endothelial cells (with contributions from pericytes, astrocytes and microglia in the process)
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question 8 of 10 imagine you want to convince the local school board th…
D. Studies show that teenagers' bodies have a biological drive to stay awake fairly late at night, so early start times lead to a constantly overtired student population.
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5. why is interphase longer than the m phase?
Interphase is longer than the M - phase because it is a preparatory stage where the cell grows, replicates its DNA, and synthesizes proteins and other molecules necessary for cell…
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question 1 of 10 central claim: genetically modified foods should be il…
D. Several people recently died from Morgellons disease, thought to be linked to genetically modified foods.
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are usually non - self, or foreign, proteins that initiate an adaptive …
Antigens
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which of the following is/are true about the innate immune response? se…
B. quick but non - specific C. involves the skin and mucous membranes D. includes phagocytosis by leukocytes
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a pathogenic bacteria lands on your forearm. what happens first? a whit…
B. The skin acts as a protective barrier, keeping the pathogen out.
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what do we call anything that can cause injury, disease, death to human…
Hazard
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4. what is the goal of interphase during the cell
To prepare the cell for division by growing, replicating DNA, and carrying out normal metabolic functions
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which is true of a parasitic relationship? a the parasite benefits and …
B. the parasite benefits and the host is harmed
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choose the correct terms for each lettered box to complete the concept …
A. Water diffuses out of the cell B. Cell shrinks (or plasmolyzes, or becomes flaccid) C. Water diffuses into the cell D. Cell swells (or lyses in animal cells, or becomes turgid …
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what best describes a mechanism in which the body responds to low level…
B. positive feedback
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which body systems regulate other organ systems to maintain homeostasis…
A. nervous and endocrine
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question 10 what is the correct internal cooking temperature for chicke…
1. 165°F
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question 8 what is the \danger zone\ temperature range where bacteria g…
3. 40°F - 140°F
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what is the \danger zone\ temperature range where bacteria grow the fas…
3. 40°F - 140°F
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name|phase description|explanation g1|first growth phase| s||the cells …
| Name | Phase Description | Explanation | |--|--|--| | G1 | First growth phase | The cell grows and carries out normal metabolic functions. | | S | | The cell's DNA is replicated…
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6. 7. 8. which of the following are found in all cells? choose all that…
Cell membrane, Ribosomes, DNA, Cytoplasm
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1. why do we have many tiny cells rather than fewer larger ones? 2. exp…
1. Smaller cells have a larger surface - area - to - volume ratio, which allows for more efficient exchange of materials like nutrients and waste between the cell and its environm…
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1 match the environment with the effects of a cell placed in that envir…
A cell in this environment will lose water and shrink as water moves out of the cell by osmosis: 3. Hypertonic environment A cell in this environment will swell as water moves in …
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chapter 3 end of chapter review question 13 1 part -- of 1 point 2 trie…
Hypertonic blood draws water out of the interstitial fluid, which makes the interstitial fluid hypotonic. This, in turn, makes the interstitial fluid lose water to the cells.
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cellular energy quiz - study guide how are photosynthesis and cellular …
Photosynthesis and cellular respiration are complementary processes. The products of one are the reactants of the other as shown in their chemical equations.
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cell cycle 1. why do we have many tiny cells rather than fewer larger o…
Smaller cells have a higher surface - area - to - volume ratio, which allows for more efficient exchange of materials (such as nutrients and waste) with the environment. Larger ce…
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chapter 3 homeostatic imbalance question 1 1 part - of 1 point which of…
D. all of the above
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cellular energy quiz - study guide you are still a tree! you want to us…
Reactants: Glucose image, $O_2$ image Products: $CO_2$ image, water - drop image
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cellular energy quiz - study guide you are a tree! sometimes, when it i…
Reactants: $CO_2$, water; Products: sugar, $O_2$
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which option is best for communicating with a space ship or with people…
Transmit radio wave signals.
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1. after her vacation to jamaica, susan recounted each day’s events to …
1. concluded 2. delineate 3. chronicled 4. evokes 5. substantiated 6. depicts
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8th grade > 11.8 use relative pronouns: who, whom, whose, which, and th…
whose
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complete the sentence using one of the following words: toxins, waste o…
waste
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count the syllables in each word. write the number on the line. 1. refe…
1. 3 2. 3 3. 2 4. 4 5. 1 6. 4 7. 2 8. 3 9. 4 10. 1 11. 3 12. 2 13. 2 14. 2
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survival: the yanomami culture and society friday - monday 9/26,9/29 le…
1. Brazil and Venezuela 2. Yano or shabono 3. Amazon rainforest, a dense tropical environment with abundant waterways, tall trees, and rich biodiversity 4. Hunting, fishing, gathe…
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complete the sentence using two of the following words: blood, lungs, c…
First blank: carbon Second blank: blood
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organ systems work to maintain a stable internal environment in living …
Homeostasis
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organ are made of multiple organs that work together to maintain homeos…
systems
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what could happen due to a failure in homeostasis? a the accumulation o…
D. All of the above are potential outcomes from a failure of homeostasis.
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read \quality of life, globalization, and sustainability in dubai\ on p…
3. The statement means more than half of Dubai's population are people living outside their home countries. It is related to globalization as it shows Dubai's international appeal…
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blood contains several different types of blood cells suspended in bloo…
TRUE
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a and b antigens are present on the surface of type o blood cells. true…
B. FALSE
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blood carries what away from the cells in the body? a carbon dioxide b …
A. Carbon dioxide
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the cell fragments in blood that help the blood clot are called plasma.…
FALSE
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what is lacking on the surface of type o blood cells but can be found o…
B. antigens
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which type of white blood cells swallow, then destroy microorganisms an…
C. Phagocytes
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the table shows the proportional relationship between a hedgehogs weigh…
$-2.5$
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a person with type o blood has which antigens on its red blood cells? a…
D. neither antigens A or B
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what component of blood carries oxygen? a red blood cells b white blood…
A. red blood cells
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why do scientists accept theories like evolution and gravity? a because…
D. Because the theories are supported by large amounts of evidence.
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how many days does each red blood cell survive? a 110 b 120 c 130 d 150
B. 120
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word study write the spelling - words in the correct boxes. cube fiftee…
1. 3 2. 3 3. 2 4. 3 5. 1 6. 4 7. 2 8. 3 9. 3 10. 1 11. 3 12. 2 13. 2 14. 2 Words with the sound of long e: fifteen, easily, been, please Words with the sound of long u: cube, univ…
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before a scientific theory is accepted and supported, it has - a been t…
C. been tested many times by different scientists.
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3.8 mark the sentences that match the pictures deborah is wearing a hat…
Debido a que no se puede ver la imagen real, no se puede proporcionar una respuesta específica de qué casillas deben estar marcadas. Pero en un escenario normal, se marcaría la op…
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scientists across the world and from many scientific disciplines worked…
A. the Human Genome Project
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throughout medicine and forensic science, great changes and automation …
computer technology
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a national database has been established in order to help identify the …
B. marijuana
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the temperature of internal organs of a dead body and the environmental…
time of death
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3.7 rewrite the sentences, putting the words in the correct order weari…
3.7: - Greg isn't wearing a suit. - Kate isn't going on vacation this year. - Tracy is taking the dog for a walk. - Irena isn't coming to the party. - We are walking to school tod…
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the american board of criminalistics offers ____ to biologists. - certi…
certification if requirements are met
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which source would best support an argumentative essay on the importanc…
a case study of sports - related injuries
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southville alumni association is conducting a fundraiser to send studen…
A. the average revenue generated from ticket sales and donations per student sponsored
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what is the purpose of president woodrow wilsons speech \war message to…
None of the above options are correct. The main purpose was to persuade Congress to declare war on Germany.
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name: melissa garcia date: 9/30/25 period: 2 cycles in ecosystems 3.1 (…
1. Recycling conserves resources, reduces waste, and saves energy. 2. Through photosynthesis in plants to make food. 3. Common recyclables: paper, plastic, glass, metal. Separatio…
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prediction tube light exposure a dark b dark c dark d dark e light f li…
1. Sunlight (energy), carbon - dioxide ($CO_2$), water ($H_2O$) 2. Tube G 3. Look for the production of oxygen bubbles by the elodea
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13 multiple choice 1 point science in a cell cycle which phase takes th…
B. interphase
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extension when you exercise you use up available o2 & glucose in your c…
1. Lactic acid builds up in muscle cells as a waste product of anaerobic respiration. 2. To take in more oxygen to remove accumulated lactic acid (repay oxygen debt). 3. It indica…
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which statement describes a gothic element in this excerpt that reflect…
The narrator is dismissed by her superiors when she asks questions about an occurrence that may have been supernatural.
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question # 10 multiple choice plant dna profiling may be helpful for __…
Identifying the source of legal and illegal marijuana
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question #9 multiple choice this class has taught you that the use of s…
C. the Human Genome Project
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10. the text says that humans give off light. so why cant we see this l…
10. The light humans give off is ultra - weak and below the detection threshold of the human eye. 11. Facilitate gas exchange; help oxygen enter and carbon dioxide leave the blood…
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question # 8 multiple choice what type of biology is used in the study …
B. botany
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question #7 multiple choice during the study of this lesson you have be…
B. blood from the victim at Willow Lane
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question # 6 multiple choice the great variety of biology careers avail…
O medicine, environmental, and related private industries
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name: elisa garcia date: 11/1/20 period: 2 cycles in ecosystems 3.1 (da…
1. Recycling conserves resources, reduces waste and energy - use. 2. Organisms use solar - energy for photosynthesis (plants) and as an energy source through food - chains. 3. Com…
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question #5 multiple choice most crimes involve some evidence relating …
B. biology