Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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which compound is responsible for shielding keratinocytes nuclear dna f…
B. Melanin produced by melanocyte
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pregunta 3 3 / 4 which passage from the article best shows that rats se…
# Breve Explicación: La opción D muestra que las ratas persiguen las manos que las cosquillean y siguen riendo mientras lo hacen, lo cual sugiere que disfrutan de ser cosquilleada…
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river yamuna in the indian city of agra. it was built by the mughal emp…
The author informs the architectural excellence of artisans of that period.
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which word refers to the flattened appearance of fish scales? glia squa…
B. Squamous
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question 6 (1 point) (02 02 lc) lee el párrafo y después escoge la fras…
B. Es en América del Sur
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lets check what youve remembered from that quick overview. what are the…
c) Synthesize natural antimicrobials, protect and insulate the body, regulate the temperature of internal organs
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question 10 (2 points) saved which statement is true regarding rheumato…
Question 10: Rheumatoid arthritis is an autoimmune disease. Question 11: Absorption of calcium by the gastrointestinal tract is inhibited by the overuse of sunblock and cover - up…
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what type of skin cancer is most dangerous? squamous cell carcinoma lym…
D. Melanoma
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acidic perspiration prevents what? ultraviolet (uv) radiation pathogens…
Pathogens
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homeostasis is defined as the ________. ingestion of enough food to kee…
tendency of the body to maintain a stable environment
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tissue composition of skin the hypodermis is characterized by an abunda…
Adipose tissue
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dermis which are not present in the dermis? select all that apply. elas…
B. Melanocytes, D. Merkel cells
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mechanoreceptors which mechanoreceptors are associated with the sense o…
Tactile cells
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cells of the skin in a skin infection, which cell will phagocytize and …
E. Langerhans cells
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what is the white, opaque \moon\ often found at the proximal end of a f…
D. Lunule
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read this retelling of an ancient greek myth. the gods had given pandor…
A. Curiosity can be dangerous.
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which quotation from \hiawatha the unifier\ reflects the culturally spe…
# Breve Explicación: La opción A muestra que Hiawatha dio a algunas familias los mismos regalos y enseñanzas que a otras, lo que implica igualdad entre ellos. Las opciones B y C n…
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question 4 points 2 identify the improved version of this sentence belo…
The caecilian, a cold - blooded amphibian, looks like an earthworm.
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the little company assembled on the log were all children (at least in …
It shows that the people (including adults) were immature, silly, and careless.
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according to the narrator, by damaging the ecosystem, we _____. oa. for…
B. damage ourselves
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fill in the blank question a(n) is the long thin process of a neuron th…
axon
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multiple choice question multipolar neurons called ______ neurons send …
B. motor
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multiple choice question what is the function of neuroglia? propagate a…
Provide support and protection for neurons
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fill in the blank question neurons that are always found between other …
Interneurons
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multiple choice question what is the myelin sheath composed of? dendrit…
B. Neuroglial cells
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fill in the blank question the and the make up the central nervous syst…
Brain, Spinal Cord
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multiple choice question nerve impulses are transmitted from peripheral…
B. sensory
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list the following in the correct sequence as they occur in response to…
1. Sensory receptor detects a stimulus 2. Afferent nerves carry sensory information to brain and spinal cord 3. Integration occurs in the CNS 4. Efferent nerves carry motor inform…
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fill in the blank question are highly branched processes of a neuron th…
Dendrites
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multiple select question select all that apply identify the two princip…
Neuroglia Neurons
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multiple choice question detection and transmission of sensory input, i…
C. Nervous
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multiple choice question the endothelial cells of some capillaries have…
A. fenestrae
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fill in the blank question there are no gaps between endothelial cells …
continuous
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according to president reagans speech at moscow state university, lack …
A. both economic growth and creative spirit
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question 1 points 2 in his speech, president reagan says, \watch it cat…
B. Ideas
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tunica externa, tunica intima and the tunica media are all ________. la…
layers found in the walls of blood vessels
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select all that apply indicate the way(s) in which the circulatory syst…
- Regulates amount of blood flowing to each tissue - Delivers $O_2$ and nutrients - Removes wastes
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question 2: what kind of effect does weather have on an ecosystem? how …
Question 2: Weather affects ecosystems by changing temperature, precipitation, etc. For living things, it impacts growth, etc. For non - living things, it changes soil moisture, e…
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answer the following three questions. living and non - living things al…
- Tree: Biotic - Grass: Biotic - Lily pads: Biotic - Fish: Biotic - Bird: Biotic - Person: Biotic - Water: Abiotic - Air: Abiotic - Soil: Abiotic - House: Abiotic - Boat: Abiotic
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maintaining biomes in this activity, you will explain what you just lea…
c. Biome
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in this activity, you will explain what you just learned about the impo…
d. Extinction
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in this activity, you will explain what you just learned about the impo…
A. True
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in this activity, you will explain what you just learned about biodiver…
True
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balancing biodiversity. in this activity, you will explain what you jus…
False
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in this activity, you will explain what you just learned about biodiver…
C. Species
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in this activity, you will explain what you just learned about biodiver…
B. Ecologist
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in this activity, you will explain what you just learned about biodiver…
B. Biodiversity
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in this activity, you will explain what you just learned about abiotic …
True
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in this activity, you will explain what you just learned about abiotic …
A. Abiotic
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in this activity, you will explain what you just learned about abiotic …
True
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factors in an ecosystem in this activity, you will explain what you jus…
True
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in this activity, you will explain what you just learned about abiotic …
True
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the instantaneous growth rate r of a colony of bacteria t hours after t…
$2,3$
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georgia created a buffer between the english colonies and ____________ …
C. Spanish
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about 10% of the population has a particular genetic mutation. 600 peop…
$7.35$
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these pictures show the petri dish of bacteria at three points in time.…
- The population ran out of space. - The population used up its supply of food.
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select all the statements about this population that are supported by t…
- The population grew relatively slowly for the first 12 hours. - The population grew relatively quickly between hours 14 and 18. - The population size did not change much after h…
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select all the statements about this population that are supported by t…
The bacterial population's growth rate between minutes 150 and 180 was greater than its growth rate between minutes 90 and 120. During each 30 - minute interval, the population's …
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linear growth is most likely to occur when the number of reproductive i…
a colony of bees, which always has one reproductive female no matter how big the colony gets
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the naked mole - rat population grew by approximately the same number o…
3
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select all the statements about this population that are supported by t…
- More individuals joined the population than left the population. - Population growth was positive.
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by tracking births, deaths, immigrants, and emigrants, scientists can m…
18
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multiple - choice question the house of burgesses was the first form of…
C. representative government
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estrategia: sintetizar 5 attempts left due october 3rd 11:59 pm después…
1. Oficialmente no tienen suficiente visibilidad para las organizaciones y el derecho internacional. 2. Las hambrunas y la desertificación
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4. ¿cuál es una consecuencia de la migración climática mencionada en el…
4. La inseguridad alimentaria. 5. Las actividades que aseguran necesidades vitales. 6. Las migraciones climáticas suponen retos difíciles de cumplir.
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según el artículo, elige la mejor respuesta para cada pregunta. 1. ¿cuá…
1. Las causas de las migraciones son múltiples y entrelazadas. 2. Los desplazamientos internos, provocados por desastres naturales, aumentaron. 3. No se consideran migrantes climá…
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según la lectura, indica si cada oración es cierta o falsa. 1. la conve…
1. False 2. True 3. True 4. False 5. False
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question 10 of 10. according to the essay, what was one of the reasons …
D. Because of his rejection of poetic guidelines
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one argument explaining why viruses are not living is that viruses depe…
use energy, reproduction
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what two types of figurative language are present in the following exce…
Metaphor, Simile
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brutus: he is not doubted. a word, lucius. how he cassius received you …
his external conflict with Cassius
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massachusetts this battle took place on: add text people/groups involve…
This battle took place on: June 17, 1775 People/groups involved: British, American colonists Who Won? British Why did this battle occur? Tensions over taxation and governance betw…
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while many russian soldiers were on the front during world war i, most …
joining the riots instead of stopping them.
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what was one consequence of the october revolution? vladimir lenin was …
The Bolsheviks ended Russia's involvement in World War I.
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what was a cause of the russian revolution? a large, restless middle cl…
B. an autocratic monarchy
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how did rasputin affect the relationship between the government and the…
Rasputin was a faith healer who had undue influence over the tsarina and the government, which many Russian citizens resented.
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using the same independent and dependent variables as in the first expe…
Low intensity, long duration exposure to radiation has a greater influence on the incidence of cancer than high intensity, short duration exposure. The incidence of cancer increas…
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read paragraphs 32 - 37. (32) the fact is that i cant write by gas - li…
B. by confirming that the husband will always have an excuse about why it is not the time to write
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what did the researchers conclude from the experiment about how cell ph…
Cell phone radiation increases the likelihood of certain cancers in male rats.
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evidence this matters because... therefore,... without b. fragilis, peo…
# Breve explicación: Los datos presentados muestran aspectos positivos y negativos de B. fragilis en salud, su aprovechamiento de alimentos en el tracto gastrointestinal y su prop…
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7 multiple choice 5 points which of the following is not a characterist…
7. A. Decay and decomposition 8. A. maintaining homeostasis
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mannitol salt agar (msa) is selective for which bacterial genus? proteu…
None of the above (assuming the last option is mis - typed and should be Staphylococcus)
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in a standard plate count, what range of colonies is considered countab…
Question 11: B. 30 - 300 Question 12: None of the above (but conceptually related to Staphylococcus - like halotolerant bacteria)
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question 9 (1 point) what color change occurs on mannitol salt agar if …
Question 7: C. Pink to yellow Question 10: True
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eosin methylene blue (emb) agar is commonly used to: identify lactose -…
1. Identify lactose - fermenting Gram - negative bacteria 2. True
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macconkey agar is designed to differentiate bacteria based on their abi…
Question 5: ferment lactose Question 6: True
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the spread plate method is used to: evenly distribute bacteria on an ag…
1. Evenly distribute bacteria on an agar plate 2. A single bacterial cell that formed a colony
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question 1 (bonus) (1 point) blood agar is considered a differential me…
Question 1: True Question 2: to distinguish between bacteria based on metabolic characteristics
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trial of a high school teacher john scopes for teaching evolution in a …
Scopes Trial (Scopes Monkey Trial)
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biol 2120 differential and selective media homework fill in the missing…
21. eosin, methylene blue 22. lactose 23. bile 24. black 25. mannitol 26. mannitol 27. Escherichia coli 28. sulfur 29. lactose 30. inhibiting
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12. a bubble in the durham tube means: a. glucose was oxidized b. acid …
12. C. $CO_2$ or gas was produced 13. B. No fermentation 14. C. Phenol red 15. C. Proteins are deaminated, leading to false alkaline results
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9. msa is selective due to its high concentration of: a. bile salts b. …
9. C. NaCl (salt) 10. B. Mannitol fermentation 11. B. Acid production from fermentation
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8. a positive result on bea is indicated by: a. red zone b. yellow slan…
C. Black precipitate in media
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7. bea is selective for which group? a. enterobacteriaceae b. staphyloc…
7. C. Group D streptococci or enterococci 8. (No correct option given among A and B as a positive result on BEA is indicated by a black - brown coloration, not red zone or yellow …
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4. a metallic green sheen on emb indicates: a. no fermentation b. weak …
4. C. Strong lactose fermentation 5. C. Produce $H_2S$ and ferment sugars 6. B. Sulfur reduction
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biol 2120 differential and selective media homework choose the best ans…
1. B. Gram - negative rods 2. C. Pink to red colonies 3. C. Lactose fermentation
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question 12 (1 point) the term aerotolerant anaerobe refers to an organ…
does not use oxygen, but tolerates it
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which of the following pairs of microbe classification terms and optima…
thermophile - growth at 37°C ### Question 2:
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bacteria that grow in mine drainage at ph 1 - 2 are probably which of t…
C. acidophiles ### Question 2
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question / (1 point) which tube in the figure shows the expected growth…
A. a