With the magnification of 10x through the lens of the eyepiece and the shortest objective, you get how much magnification?
100x
40x
400x
1000x
With magnification of 10x through the lens of the eyepiece and the medium length objective, you get how much magnification?
100x
40x
400x
1000x
(i just chose random answers so don’t mind that but I need HELP!!)
Answers
Answer:
10x to shortest is 40x
1x to medium is 100x
Related Questions
which reason explain an advantage to using the deltoid muscle for an intramuscular injection site in children?
Answers
The deltoid muscle is one of the recommended sites for intramuscular injection in children because it is easily accessible and has a lower risk of complications. In addition, the deltoid muscle has a smaller mass of subcutaneous fat compared to other injection sites.
The deltoid muscle is a muscle that covers the shoulder joint and is responsible for raising the arm away from the body. It is triangular in shape and consists of three parts: anterior, middle, and posterior. The deltoid muscle is one of the recommended sites for intramuscular injection in children because of the following advantages:
It is easily accessible and can be located and identified quickly. This is especially important in an emergency situation, where quick administration of medication is critical.There is a lower risk of complications, such as damage to nerves, blood vessels, or bone. This is because the deltoid muscle is located away from major blood vessels and nerves.It has a smaller mass of subcutaneous fat compared to other injection sites, such as the gluteus maximus muscle. This means that the needle is less likely to penetrate into the subcutaneous fat layer, resulting in less pain and discomfort for the child.Therefore, the deltoid muscle is a safe and effective site for intramuscular injection in children.
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Quest
What is the name of the particle that circles the nucleus of an atom?
A. Neutron
B. Protein
C. Electron
D. Proton
Answers
Answer:
C. Electron
Explanation:
electrons which is negatively charged
The ____ is the plant organelle where photosynthesis takes place.
Answers
Answer:
chloroplast
Explanation:
Which cells do not respond to the signals that regulate the growth of cells
Answers
EXPLANATION: cancer cells do not respond to the signals that regulate the growth of most cells. Cancer cells,divide uncontrollably and form masses of cells called tumors that can damage the surrounding tissues
Which activity has the greatest food safety risk when an employee uses bare hands?
Answers
Activity has the greatest food safety risk when an employee uses bare hands is ready-to-eat foods should not be prepared using bare hands or are at high risk.
When any employee uses bare hands there are increased chances of contamination in the case of ready-to-eat foods because ready-to-eat foods needed to be preserved for a longer duration than freshly prepared foods so there should be zero chances of contamination and while working with bare hands this risk is increased as there are many pathogens present in the hands like bacteria, fungus, and if they get optimum condition at any time they will grow profusely and will damage the food which will further damage the health of people eating it and the risk is even more whenever any employee changes his cooking from raw meat to ready to eat food and after the employee has discarded the spoiled food or garbage and doesn't wash hands and start working for ready to eat food and this can also lead t biological hazards and according to the FDA, bare hand contact can transfer dangerous pathogens from hands to food, spreading foodborne illness.
Also, an employee with nail polish is only allowed when wearing gloves and non-latex ones. In fact, bare-hand contact with ready-to-eat foods is responsible for 30% of restaurant foodborne illness outbreaks, and because of this, the Food Code prohibits bare-hand contact with ready-to-eat foods.
The FDA gives health departments the power to allow certain restaurants to practice bare-hand contact in carefully controlled situations.
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Giraffes with short necks lived in arid regions and fed on grasses. Over time, grasses disappeared, forcing giraffes to eat from trees. Mutations in the genome led to some giraffes inheriting the trait for long necks. Over time, there were more giraffes with long necks in the region. What are the two reasons for the change in the population of giraffes?
Answers
Answer:
Two reasons are that the grasses they ate disappeared which caused some to die, but some lived and ate from trees and reproduction and such happened.
Explanation:
i need points bro
Does photosynthesis take place in animals, plants, or both animals and plants?.
Answers
Animal cells do not undergo photosynthesis. Chloroplasts do not exist in animal cells. Chloroplasts are found in several unicellular eukaryotes, such as Euglena. They have both plant and animal traits.
I hope this helps.
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3.The human body has many cells that are deep inside the body. For this
reason, the human body requires (1) a transport system and other organs (2) carbon dioxide from the air (3) the breakdown of glucose by the digestive system
Answers
Answer:
a transport system an other organs
Before a star is born, the matter that will become the star exists as a what?
A: Cool, Dark Nebula
B: Black hole
C: Red Giant
D: Bright explosive supernova.
Answers
Answer:
A: Cool, Dark Nebula
Explanation:
Before a star is born, the matter that will become the star exists as a interstellar gas and dust. The stars are formed as a result of the force of gravity compresses atoms in the interstellar gas. Then the fusion reaction begins. During this fusion reaction the temperature gets extremely high and all the material evolves into a hot bright star.
define the following terms:dispersion and refraction
Answers
Explanation:
Dispersion of light is the splitting of white light into its constituent colors due to the refractive index of the surface and the wavelength of the light. If the light entering the prism is not of a single colour then the emergent beam also has different colours arranged in a definite order.
In physics, refraction is the change in direction of a wave passing from one medium to another or from a gradual change in the medium. Refraction of light is the most commonly observed phenomenon, but other waves such as sound waves and water waves also experience refraction.
a protein found in the blood (an aqueous environment) has a stretch of its amino acid sequence that is serine followed by asparagine. would you expect to find these amino acids on the inside or outside of the protein and why?
Answers
A length of an amino acid sequence in a protein that is found in the blood (an aqueous environment) is Serine followed by Asparagine.
These amino acids are hydrophilic, which means they will draw water to them.Since the chemical characteristics of each amino acid are forces that give rise to intermolecular interactions to start creating secondary structures, such as -helices and -strands, the amino acid sequence of a protein determines protein shape.
As hydrophobic oil droplets coalesce in water, so do proteins' nonpolar (hydrophobic) side chains, which are attached to amino acids like phenylalanine, leucine, valine, and tryptophan.
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Describe how oxygen molecules move from the alveoli into the blood
Answers
- Conclusion :
- Evidence :
Diffusion is the movement of molecules from an area of high concentration to an area of low concentration. In the case of oxygen molecules, there is a higher concentration of oxygen in the alveoli than in the blood vessels surrounding them. This concentration gradient allows oxygen to diffuse across the thin walls of the alveoli and into the surrounding capillaries.
The walls of the alveoli are only one cell thick, which makes them very efficient at allowing gas exchange to occur. The capillaries that surround the alveoli are also very thin-walled, which allows for easy diffusion of oxygen molecules into the bloodstream.
Once oxygen molecules have diffused into the capillaries, they bind with hemoglobin molecules in red blood cells. Hemoglobin is a protein found in red blood cells that binds with oxygen and carries it throughout the body.
In addition to diffusion, other factors can affect how efficiently oxygen moves from the alveoli into the blood. For example, if there is fluid or inflammation in the lungs (such as in cases of pneumonia), this can make it more difficult for oxygen to diffuse across the alveolar walls.
Overall, the movement of oxygen molecules from the alveoli into the blood is a complex process that relies on several factors including concentration gradients, thin-walled membranes, and efficient binding with hemoglobin.
Answer:
Oxygen molecules move from the alveoli into the blood by a process called diffusion. Diffusion is the movement of molecules from an area of high concentration to an area of low concentration. In the alveoli, the concentration of oxygen molecules is high, while in the nearby capillaries of the circulatory system, the concentration is relatively low. This concentration gradient causes oxygen to move from the alveoli, across the thin walls of the capillaries, and into the bloodstream. Once in the bloodstream, the oxygen molecules bind to hemoglobin molecules in red blood cells and are transported to tissues throughout the body where they are used in cellular respiration to produce energy.
Which of the following is NOT a type of tissue found in plants?A) DermalB) Non livingC) VascularD) Ground
Answers
Plants have three types of tissues:
• Dermal, tissue, which forms the surface of the leaves and stem.
,• Vascular, tissue, which includes xylem and phloem
,• Ground, tissue, where photosynthesis takes place.
This means B, non-living is the right answer because is NOT a type of plant tissue.
Question 3 of 15
Which of the following statements best describes the function of the Golgi
apparatus?
A. Signaling gene expression
B. Producing lysosomes
C. Engulfing nutrients
Ο Ο
D. Expelling wastes
SUBMIT
Answers
Answer:
the Golgi Apparatus is a complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport. Therefore, I believe the correct answer would be B. Producing Lysosomes
Explanation:
9. What is the correct strand of mRNA
for this
TG CAGT A C T C A G C T A
-UAG CUC AGU ACU GCA
-ACG UUU CAU GAG UCG
-ACG UCA UGA GUC GAU
-AGC UGA GUA CAU GCA
Answers
The table below summarizes Mendel’s results for the F2 generation.Mendel’s ResultsPlant height787 tall277 shortFlower color705 purple224 whiteFlower position651 middle of stem207 end of stemPod color428 green152 yellowPod shape882 inflated299 constrictedSeed color6,022 yellowx greenSeed shape5,474 smooth1,850 wrinkledWhat number should replace the letter x in the “Seed color” row?1522072242,001
Answers
The correct answer is 2,001 for the green seed color.
As we can notice in the given results of the different phenotypic characteristics of the plants, it follows a 3:1 ratio. The 3 is the dominant trait while 1 is the recessive trait.
This phase of matter changes shape but does not fill the entire container.
Answers
Answer:
it is liquid…………………..
Several kinds of bears are found on Earth. Most bears are brown or black, but one type of bear, the polar bear, is white. What process led to this difference in fur color?
Answers
Answer:
The process that led to this difference in fur color is natural selection. - In an arctic environment, white bears blend in well with their surroundings, while brown and black bears stand out. - Brown and black bears would be easier to spot as prey, and would not survive in an arctic environment.
Explanation:
Adaptive feature of a matured egg of a catfish
Answers
A big, nutrient-rich yolk is a characteristic adaptation of a mature catfish egg. Like many other fish species, catfish also lay eggs that are frequently demersal, or sheltered in a nest or placed on a substrate.
The mature egg of fish is surrounded by an acellular coat conventionally called the chorion. In Carassius auratus, three main layers can be recognized at the electron microscopic level, and we have termed them ch1, ch2, and ch3 starting from the outer side to the inner side close to the egg plasma membrane.
Fish eggs immediately upon fertilization are spherical in shape with various components, including maternal mRNAs, numerous organelles, yolk inclusions, proteins, as well as lipid droplets and pigments intermingled in the egg cytoplasm (Lubzens et al., 2010).
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Q- Adaptive feature of a matured egg of a catfish.
A single messenger RNA strand carries the instructions for multiple genes to create multiple proteins. True or False
Answers
Answer:
True
Explanation:
It does carry instructions to create proteins
Answer:
True
Explanation:
carries instructions for assembling amino acids into proteins
What acceleration would be produced if a 25 N force acts on a 5.0 kg mass? (a = F/m) *
Answers
Answer:
5 m/s
Explanation:
Using the formula, the force is 25 N, and the mass is 5 kg.
Simply divide 25/5.0
Then, you would get 5 m/s
I hope this helps.
coyote
black-footed ferret
hawk
bison
rabbit
prairie dog
blue stem grass
Which argument for protecting the prairie dog best relates to the flow of energy in the ecosystem?
A. Prairie dogs eat grass and other plants that cattle graze on
B. Prairie dogs are an important source of food for many other species.
C Prairie dogs dig in the soil, which improves its quality and helps plants grow.
D. Prairie dogs make burrows which are used as habitat by other important species.
Answers
I think that would be B: Prairie dogs are an important source of food for many other species.
hope this helps. and please correct me if I'm wrong ^^
a researcher changes the DNA in a soybean plant so that it produces offspring with a resistance to weed killer. which best describes this scenario?
Answers
Answer:
the answer is a
early Merry christmas everyone
Answer:
a
Explanation:
John and Sarah had a child born with cystic fibrosis, a genetic disease. Both John and Sarah were normal, showing no signs of this disorder. How is it possible for them to have a child with this disease?
a. Cystic fibrosis must be a dominant trait disorder hidden in both parents' genotype, but not showing in the phenotype, that could be passed on to offspring.
b.Cystic fibrosis must be a recessive trait disorder hidden in both parents’ genotype, but not showing in the phenotype, that could be passed on to offspring.
c. Cystic fibrosis must be a dominant trait disorder hidden in one parents’ genotype, but not showing in the phenotype, that could be passed on to offspring.
d.Cystic fibrosis must be a recessive trait disorder hidden in one parents’ genotype, but not showing in the phenotype, that could be passed on to offspring
Answers
Answer:
B
My logic:
I did a whole project on genetics and i love genetics. I know for a fact this is the correct answer because i had it 2 years ago on a test and got it correct. On the off chance im wrong, it has been 2 years and i might have mixed my facts up.
Hope this helps!
Answer:
it is b
Explanation:
reccesive doesn show in the phenotype because its covered by the dominant trait so the parents were fine but it is both parents so that the kid has an rr and not Rr or RR so that the reccesive trait would be covered by the dominant in the phenotype so B
Protein X has an absorptivity of 0.4 mL . mg -1 . cm-1 at 280nm. What is the ab sorbance at 280 nm of a 2.0 mg . mL-1 solutionof protein X ? (Assume the light path is 1 cm)
Answers
The absorbance at 280 nm of a 2.0 mg.mL-1 solution of protein X is 0.8.
How is The absorbance of a solution of protein X is 0.8?
Protein X has an absorptivity of 0.4 mL.mg-1.cm-1 at 280nm. The absorbance at 280 nm of a 2.0 mg.mL-1 solution of protein X, assuming the light path is 1 cm is 0.8.
Proteins are large biological molecules, or macromolecules, made up of one or more long chains of amino acid residues. The peptide bond is used to link amino acid residues together in a linear chain. The sequence of amino acid residues in the protein chain determines the protein's three-dimensional shape or conformation.
The shape of a protein is critical to its function because it determines whether or not the protein can interact with other molecules.
Absorptivity and Absorbance of ProteinThe absorptivity of a substance is the ratio of the amount of light absorbed by a sample to the amount of light absorbed by a standard solution of the same concentration. It's denoted by ε.
The absorbance of a solution is a dimensionless quantity that represents the amount of light absorbed by a sample. It's denoted by A.
Beer's law relates the concentration of the sample, the path length of the sample, and the absorbance of the sample.
It is expressed as A = εlc, where A is the absorbance, ε is the molar absorptivity, l is the path length, and c is the concentration of the sample.
The absorptivity of protein X is 0.4 mL.mg-1.cm-1 at 280 nm.
The concentration of the protein X solution is 2.0 mg.mL-1. The light path is 1 cm.
Therefore, A = εlc = 0.4 mL.mg-1.cm-1 × 1 cm × 2.0 mg.mL-1= 0.8. The absorbance at 280 nm of a 2.0 mg.mL-1 solution of protein X is 0.8.
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Which of the following prevention techniques prevents dehydration?
wearing hard hats
O wearing protective gloves
O wearing protective masks
O wearing loose, light clothing
Answers
Answer:
the last one
Explanation:
loose clothing doesn't overheat the body causing you not to sweat. sweating is a way the body loses hydration so wearing loose and light clothing prevents you from sweating
Answer:
wearing loose, light clothing
Explanation:
the others jus don make sense
What happens to organisms with a variation that prevents them from competing as well with other organisms in nature?
Answers
Answer:
When two organisms or populations compete with each other, whether it be directly or indirectly, one of several outcomes can be expected. In extreme cases one population (or individual) out-competes the other and the 'losing' organism becomes extinct from the area.
Explanation:
sry if this is wrong you can sue if you fali the test
The different tests you will be conducting in the lab discriminate one kind of carbohydrate from another. In all three, a color change in an indicator solution indicates the presence of a particular type of carbohydrate. In the space below, give the name of the tests and what they test for.
Answers
There are three common carbohydrate tests and what they test for, Benedict's test, Iodine test, Barfoed's test.
Benedict's test: This test is used to detect the presence of reducing sugars, such as glucose and fructose. It involves mixing the carbohydrate sample with Benedict's reagent (containing copper sulfate) and heating the mixture. If reducing sugars are present, they will react with the copper ions in the reagent, causing a color change from blue to green, yellow, orange, or brick-red, depending on the amount of sugar present.
Iodine test: This test is used to detect the presence of starch, a complex carbohydrate made up of glucose molecules. Iodine solution (iodine dissolved in potassium iodide) is added to the sample. If starch is present, it forms a dark blue or purple complex with iodine, indicating a positive result.
Barfoed's test: This test is specifically used to differentiate between monosaccharides (simple sugars) and disaccharides (two sugar units linked together). The sample is heated with Barfoed's reagent (containing copper acetate) for a short period of time. Monosaccharides, such as glucose, react more quickly with the reagent and produce a brick-red precipitate, while disaccharides, such as sucrose, do not react significantly or take longer to produce the precipitate.
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what is the point of having celcius and farenheit... why not just celcius?
Answers
Answer:
See explanation
Explanation:
Celcius was created before fahrenheit was. America created the imperial system and decided to be different.
Please answer each item in complete sentences using appropriate APA in-text citations as needed. 1. In your own words describe assimilation. 2. Describe the differences between enculturation and acculturation. 3. What is a Testimonio and why might teachers use them? 4. Why do we frequently represent culture as an iceberg? 5. What are the differences between race, culture, and ethnicity? 6. What does assimilation have to do with the history of Indian Boarding Schools? 7. What is culture? 8. Who was Pratt and what did he do? 9. What was meant by the phrase "Kill the Indian and save the man
m
? 10. Based on all that you have encountered thus far in class, what impact does culture have on education? (To get full credit, your response must be a minimum of five sentences long and use at least three academic terms and ideas covered thus far in the course).
Answers
Assimilation involves adopting the dominant culture's traits, leading to a loss of original identity, while enculturation and acculturation respectively refer to learning one's own culture and incorporating elements of another culture. Testimonios share personal experiences, culture is represented as an iceberg, and race, culture, and ethnicity differ in their focus. Indian boarding schools aimed to assimilate Native Americans, with Richard Henry Pratt promoting the phrase "Kill the Indian and save the man." Culture significantly impacts education by influencing students' experiences, values, and learning styles, with cultural responsiveness.
Assimilation refers to the process through which individuals or groups adopt the cultural traits, values, and norms of a dominant culture, often resulting in a loss or suppression of their original cultural identity (Berry, 1997). It involves a gradual integration into the dominant culture, often driven by social pressure or the desire for social acceptance.
Enculturation refers to the process of learning and internalizing the cultural beliefs, practices, and values of one's own culture through socialization and upbringing. It occurs naturally within a society and is primarily driven by familial and community influences. On the other hand, acculturation refers to adopting and incorporating elements of a different culture into one's own cultural framework. Acculturation typically occurs in multicultural contexts and involves interactions between individuals or groups from different cultural backgrounds.
Testimonio refers to a form of narrative or storytelling that provides a platform for individuals, particularly marginalized or oppressed groups, to share their personal experiences and perspectives. Teachers might use testimonios as educational tools to foster empathy, challenge stereotypes, and promote understanding of diverse lived experiences.
The representation of culture as an iceberg suggests that visible aspects such as behaviors, customs, and artifacts are only a small portion of the culture, while the more significant part remains hidden beneath the surface. This representation highlights the importance of understanding the underlying values, beliefs, and assumptions that shape a culture, as they often influence behaviors and actions in significant ways.
Race refers to a socially constructed classification system that categorizes individuals based on physical characteristics such as skin color, hair texture, and facial features. Culture, on the other hand, encompasses a broader range of shared beliefs, values, customs, and behaviors that are transmitted across generations within a particular group. Ethnicity refers to a social group's shared cultural heritage, often characterized by a common ancestry, language, history, or geographic origin.
Assimilation is closely connected to the history of Indian Boarding Schools, which were established in the United States with the goal of assimilating Native American children into mainstream American culture. These schools aimed to eradicate Native American cultural practices, languages, and beliefs, and replace them with Euro-American norms. Children were forcibly separated from their families, discouraged from speaking their native languages, and subjected to cultural suppression, resulting in the loss of their cultural heritage and identity.
Culture refers to the shared patterns of behaviors, beliefs, values, customs, symbols, and artifacts that characterize a particular group or society. It encompasses the knowledge, practices, and ways of life that are learned and transmitted within a social group, shaping individuals' identities and behaviors.
Pratt refers to Richard Henry Pratt, an influential figure in the Indian boarding school movement in the late 19th and early 20th centuries. He founded the Carlisle Indian Industrial School. Pratt believed in the assimilation of Native American students through education, focusing on vocational training and English language acquisition. He advocated for the slogan "Kill the Indian and save the man," reflecting the belief that eradicating Native American cultural practices and traditions was necessary for their integration into mainstream American society.
Culture has a significant impact on education as it influences students' experiences, values, beliefs, and learning styles. Understanding students' cultural backgrounds and incorporating culturally responsive teaching practices can enhance educational outcomes, promote inclusivity, and foster a positive learning environment. Recognizing the diversity of cultures in the classroom and valuing students' unique perspectives can increase engagement, motivation, and academic success. Furthermore, addressing cultural biases and promoting cultural competency among educators can contribute to equity and social justice in education.
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