Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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the body monitors the levels of oxygen in the blood to regulate breathi…
1. Sensory receptors in the arteries detect low oxygen levels. 2. Sensory neurons generate an impulse. 3. The central nervous system relays an impulse to certain brain regions. 4.…
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the body monitors the levels of oxygen in the blood to regulate breathi…
1. Sensory receptors in the arteries detect low oxygen levels. 2. Sensory neurons generate an impulse. 3. The central nervous system relays an impulse to certain brain regions. 4.…
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why are the seminal vesicles important for human reproduction? a. they …
A. They produce the materials needed by the sperm to travel to the egg.
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one common fertility treatment for women is to take medications such as…
D. Multiple unfertilized eggs can be released and fertilized.
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the image shows a diagram of the female reproductive system with labels…
- The top - left dashed box (pointing to the ovary - like structure) matches with "ovary". - The middle - right dashed box (pointing to the fallopian tube - like structure) matche…
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one common fertility treatment for women is to take medications such as…
B. Multiple unfertilized eggs can be released and fertilized.
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the uterus has a thick, muscular wall. what function does this feature …
B. It provides protection for the developing fetus.
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ovary, oocyte, developing follicle, mature egg, corpus luteum; progeste…
- Left box: progesterone levels high - Right box: estrogen levels consistently rise - Bottom box: luteinizing hormone levels high
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after going a long period of time without eating, the intestines releas…
B. exocrine glands, because they release their contents into ducts
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melatonin is a molecule that is produced in the pineal gland and secret…
D. endocrine control, because melatonin is secreted into the blood and regulates body processes
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drag each tile to the correct location. classify the responses in the g…
### Innate Immune Response: - A transplanted liver is rejected by the recipient. - Swelling occurs around the area of a scratch. - A person has a high fever during a viral infecti…
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drag each tile to the correct location. classify the glands as endocrin…
- **Exocrine Glands**: sweat glands, sebaceous glands - **Endocrine Glands**: pineal gland, adrenal gland
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select the correct answer. when an antigen attacks the body, it activat…
A. the ability to remember the antigen it encounters
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question 2 0.5 pts the blood sugar ______ provides the body with energy…
B. glucose; low (assuming the options are labeled as A. protein; high, B. glucose; low, C. glucose; high, D. peptides; low)
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scientists studied a deer population for 10 years. they generated the f…
B. 377
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the graph shows the relationship between daily caffeine consumption and…
B. increasing heart rate, D. positive correlation
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the scientist graphed the two sets of data and found that a positive co…
D. Since fertilizer is in both data sets and is positively correlated to both tree height and fruit yield, it is likely that tree height and fruit yield are also positively correl…
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which of these is the biggest driver of rainforests destruction? create…
B. for crops and to raise livestock
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when a plan uses sunshine to go through photosynthesis, ______ energy i…
D. solar, chemical
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in the following scenario, what is the independent variable? different …
C. music type (assuming the options are labeled with letters, with "music type" as the correct choice)
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why do current scientists think that human cloning is not going to happ…
Regarding human cloning not happening soon: Technical hurdles (low success, complex development), ethical concerns, legal bans. For genetic enhancements worry: Designer babies, no…
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e pretended power of suspending the laws or the on of laws... without c…
A. It promotes the authority of the legislative branch of government.
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the glorious revolution match each person or term with the correct desc…
- constitutional monarchy → type of government in which the powers of the monarch are limited - English Bill of Rights → document that guaranteed civil liberties - King James II →…
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7. what is unique about the littoral zone?
The littoral zone (in aquatic ecosystems like lakes, oceans) is unique as it is the shallow, near - shore area with high light penetration, dynamic water - land interactions, vari…
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question 29 (1 point) match the term to its definition. citizens displa…
- Citizens displaced by war or other calamities that flee to another state: 2. Refugee - International migration out of a country: 5. Emigration - People displaced within their ow…
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the liver, large intestine, skin, lungs, and kidneys are apart of the _…
C. excretory (assuming the options are labeled A, B, C as respiratory, cardiovascular, excretory respectively)
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what is the primary function of the esophagus? to connect the mouth to …
A. to connect the mouth to the stomach
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which of the following can clog up arteries and lead to cardiovascular …
A. plaque
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when taking drugs, the brain and the ____ change, which does not allow …
B. neurons
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which was a result of the peace conference led by prince mitternich of …
D. Nationalism began to grow and spread.
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tobacco comes from ______. the leaves of a tree the leaves of a plant t…
the leaves of a plant (the option with this text)
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napoleons actions and enlightenment ideals use the drop-down menus to c…
1. First drop - down: French 2. Second drop - down: Enlightenment 3. Third drop - down: its citizens 4. Fourth drop - down: (example answer) established the Napoleonic Code which …
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this is an excerpt from the napoleonic code, which became law in 1803. …
A. They felt that adults should have greater rights than children.
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on which chromosome does downs syndrome occur when theres extra dna? 24…
B. 21st chromosome
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how did europe change after napoleon was defeated? the french revolutio…
D. Many monarchies were restored.
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ringworm is which of the following? a bacterial infection a viral infec…
C. A fungal infection (Note: Assuming the options are labeled A, B, C as A: A bacterial infection, B: A viral infection, C: A fungal infection)
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the most common way communicable diseases are spread is __. through blo…
through the air
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if an individual gets a splinter, which of the following responses will…
C. Nonspecific response (assuming the options are labeled A, B, C as per the order: A. Specific response, B. Allergic response, C. Nonspecific response)
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rna vs. reward: crispr and deafness (12-16 min) 16. what is denis rebri…
Medicine and Health (Natural Science)
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in the immune system, who eats and kills the foreign invader? the macro…
A. The macrophages
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which of the following is responsible for making blood red? the antibod…
the iron in oxygenated blood
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what type of muscle can an individual control? cardiac smooth skeletal
C. Skeletal (Note: Assuming the options are labeled as A. Cardiac, B. Smooth, C. Skeletal based on the order and the correct one is Skeletal. If the original labeling is different…
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which system in the body provides its structure? muscular system immune…
C. Skeletal system (assuming the options are labeled A, B, C as A. Muscular system, B. Immune system, C. Skeletal system)
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the three minerals are calcium, potassium, and what? iron vitamin a pro…
A. Iron
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amino acids are used to make _____. dairy protein grains
B. protein
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besides drinking water, what is a way a person can get water in their b…
A. Eating foods with water
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chewing food slowly will help a person eat ___, compared to if they are…
B. less
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what is the microorganism that can produce disease? antigen pathogen wh…
B. Pathogen
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decision point: ordering light bulbs you have hired an international ag…
Wait and place the order when the exchange rate changes.
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mentoring moment: barriers to international trade governments can affec…
- Tariff Type: Japan announces an import tax of 15% on U.S.-made vehicles. - Quota Type: The U.S. allows the import of no more than 1.23 million tons of sugar each year; Vietnam r…
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decision point: your international organizational structure youve deter…
B. Independent agent (assuming the options are labeled with letters; if not, the option "Independent agent" is the correct choice as per the reasoning above)
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Question was provided via image upload.
- Lowest Level (Left Circle): C. Exporter/Importer - Middle Circle: B. International Firm - Highest Level (Right Circle): A. Multinational Firm
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decision point: choosing an international market on the basis of popula…
The U.S. dollar has skyrocketed in value against the Indian rupee.
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decision point: international market analysis youve done a considerable…
Ethiopia: \(102000000\times75\% = 76500000\) Nigeria: \(187000000\times55\% = 102850000\) Bangladesh: \(163000000\times40\% = 65200000\) Indonesia: \(260000000\times25\% = 6500000…
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what type of amplifier configuration is the amplifier shown
Common - Emitter (or CE) Amplifier (assuming the transistor is NPN/PNP in common - emitter configuration; alternatively, if it's a FET, maybe Common - Source, but given the transi…
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read the text black mambas are fast, aggressive, and venomous. it is no…
- Cause: Black mamba perceives a new threat; Effect: Black mamba hisses. - Cause: Black mamba perceives a continuing threat; Effect: Black mamba injects victim with venom.
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read the text. the grizzly is a large, powerful bear standing about six…
- Cause "Grizzlies are large and frightening" matches Effect "Explorers recorded grizzly sightings" (because their size/intimidation made encounters worthy of recording). - Cause …
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______ refers to all of the transactions that take place between reside…
A. Balance of payments
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what best characterizes the trenches dug by the allies and by germany? …
B. They were extensive and heavily fortified.
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time remaining catagorize the bacteria characteristics based on if they…
The correct option is: Excessive heat can kill organisms, and then we could see no growth
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a. follows all the laws of which it is aware b. meets all local, state,…
B. meets all local, state, and federal regulations
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which includes the physical characteristics of an organism? ○ gene ○ al…
D. phenotype
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a dihybrid cross is created from plants that are heterozygous for both …
C. 9:16
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2 formula 1 point a student whirls a small box on a string above their …
Approximately \( 12.8\ m/s \) (or more precisely, using \( \pi\approx3.1416 \), \( v=\frac{1.4\times2\times\pi\times16}{5.5\times2}=\frac{44.8\pi}{11}\approx\frac{44.8\times3.1416…
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which term describes an organism that has identical alleles for a trait…
A. homozygous
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what are the ways in which captive breeding helps protect biodiversity?…
- Captive breeding can increase population numbers. - Captive breeding can help remove species from the Endangered Species List. - Captive breeding can result in the eventual rele…
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what is one of the reasons why gregor mendel chose to study pea plants?…
D. They reproduce sexually
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in pea plants, tallness (t) is dominant to shortness (t). what are the …
C. 50 percent Tt, 50 percent tt D. 50 percent tall, 50 percent short (Note: Both options C and D are correct in their respective contexts—C for genotype percentages, D for phenoty…
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the offspring of a particular cross are 100 percent heterozygous for th…
D. TT × tt (assuming the options are labeled A: Tt × tt, B: Tt × Tt, C: tt × tt, D: TT × tt)
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mendel crossed two plants that were heterozygous for the trait of flowe…
B. \( Pp \times Pp \)
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which describes the mating of organisms that have different homozygous …
A. monohybrid cross
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unattached earlobes are dominant to attached earlobes. cleft chin is do…
- Unattached earlobes and cleft chin: \( \boldsymbol{9:16} \) - Unattached earlobes and no cleft: \( \boldsymbol{3:16} \) - Attached earlobes and cleft chin: \( \boldsymbol{3:16} …
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unattached earlobes are dominant to attached earlobes. cleft chin is do…
1. \( EeAA \) 2. \( EEAa \) 3. \( EEaa \) 4. \( eeAA \) 5. \( eea a \)
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in your own words, answer the following questions in a paragraph: 1. wh…
Gram - negative bacteria are generally more dangerous. Their outer membrane contains lipopolysaccharides (endotoxins). When gram - negative bacteria are destroyed, these endotoxin…
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9 matching 1 point match the bacteria morphology term to its shape. spi…
- Spirillum - Spiral - Bacillus - Rod - Coccus - Sphere
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white feathers in canaries are dominant to yellow feathers. a heterozyg…
Ratio: 1:2 Percent: 50%
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purple petal color in pea plants is dominant to white petal color. two …
Ratio: \( 1:4 \) Percentage: \( 25\% \)
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purple petal color in pea plants is dominant to white petal color. two …
1. \( DD \) 2. \( Dd \) 3. \( Dd \) 4. \( dd \)
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catagorize the characteristics of bacterial colonies. form no answers c…
### Form: - Circular - Irregular (corrected from "Irrelgular") - Filamentous - Rhizoid - Lobate - Curled - Filiform ### Elevation: - Flat - Raised - Convex - Umbonate - Craterifor…
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match the descriptions to the microscope picture they describe: d c b a…
- D: gram + cocci in clusters - C: gram + bacilli in chains - B: gram + bacilli - A: gram - bacilli
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two fruit flies that are heterozygous for body color and eye color are …
1. \( BBEE \) 2. \( BbEe \) 3. \( BBee \) 4. \( BbEE \) 5. \( bbEE \) 6. \( bbEe \) 7. \( Bbee \) 8. \( bbee \)
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coyotes are opportunistic predators that are found throughout most of n…
A. An omnivore
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for the graph below, what is the carrying capacity of species 5? 2000 o…
2050
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what type of growth is shown in the diagram? exponential growth predato…
A. exponential growth
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the most famous pollinator is the ______________. options: honeybee, wi…
A. honeybee
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16/23 why do ecosystems rarely contain more than a few trophic levels? …
C. Energy transfer efficiency is low (10%).
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a plant heterozygous for yellow seeds is crossed with a plant homozygou…
4. green
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a plant heterozygous for yellow seeds is crossed with a plant homozygou…
yellow
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a plant heterozygous for yellow seeds is crossed with a plant homozygou…
green
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15/23 water temperature would be an example of ... a biotic factor an a…
An abiotic factor
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a plant heterozygous for yellow seeds is crossed with a plant homozygou…
For dropdown 1: yellow; For dropdown 4: green
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14. after chancellor otto von bismarck attacked the socialists, workers…
C. Recasting ### Question 15
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this graph represents changes in human population over a period of 2,00…
Human population grew exponentially over the past 200 years
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a plant heterozygous for yellow seeds is crossed with a plant homozygou…
3. Yy
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choose the one item in the list which would not be an abiotic component…
D. Fish
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12/23 what is the function of autotrophs in the carbon cycle? to use ox…
B. to use carbon dioxide to produce glucose
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11/23 which of the following is the only process that can remove carbon…
D. Photosynthesis
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when a population grows past the ecosystems carrying capacity, what hap…
B. the population starts to die off to return to carrying capacity
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which sequence shows increasing ecological levels of organization? ecos…
The fourth option: organism, population, community, ecosystem
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name the primary consumers in this food web. penguin and crab; phytopla…
C. krill, crab, and zooplankton