one of the primary benefits of a survey is that they . a. can generate cause-and-effect conclusions b. allow efficient gathering of unobserv
Answers
One of the primary benefits of a survey is that they allow efficient gathering of unobservable. Therefore, the correct option is (B)
A survey is often conducted by letting the subjects fill out a set of questions on their own, normally without the general oversight of the researchers. Because of this, it really shows that acquiring necessary information has become increasingly highly efficient because it can usually be done with a very small amount of work and a huge number of people.
A survey is a list of questions used in human subject research to elicit valuable data from a particular group. Surveys may be conducted over the phone, by mail, online, at busy intersections, and even in shopping malls.
Finding answers to important questions is the goal of surveys. They are typically used to determine people's opinions about a subject and the reasons behind their opinions. Depending on what you intend to do with the information you gather, surveys can have a variety of structures.
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Related Questions
When pyruvate is formed in a well-oxygenated human cell it will:
a.) become decarboxylated, leaving its remaining two carbon atoms bound to coenzyme A.
b.) lose carbon dioxide, producing acetaldehyde.
c.) be reduced to lactate.
d.) eventually be converted to glucose in the liver via gluconeogenesis.
e.) be converted to ethanol plus CO2.
Answers
If pyruvate forms in a well-oxygenated human cell, it will: (a) become decarboxylated, leaving its remaining two carbon atoms bound to coenzyme A.
Pyruvate or pyruvic acid is an alpha-keto acid with two functional groups: carboxylic acid and ketone. It is the product of the glycolysis reaction that occurs in all of the organisms. It is formed in the cytoplasm of the cell. In human cells, the pyruvate gets oxidized.
Coenzyme A is important for the synthesis of fatty acids and also in the oxidation of pyruvate in the living organisms. It is a very essential cofactor for the initiation of the citric acid cycle in aerobic organisms.
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When Benedict’s solution is added to a sucrose solution and put into a boiling water bath, no change in color is observed.
State why no color change is observed.
Answers
Answer: sucrose is not a reducing sugar
Explanation: Benedict solution is used to test for the presence of reducing sugar. Sucrose is a non-reducing sugar unlike maltose and lactose which are reducing sugars thus there is no color change when Benedict solution is added to it.
the meselson stahl experiment was designed to answer which question
Answers
The Meselson-Stahl experiment was a landmark experiment in molecular biology that was designed to answer the question of how DNA replicates.
The experiment was conducted in 1958 by Matthew Meselson and Franklin Stahl, and it provided strong evidence for the semi-conservative model of DNA replication.The question that the experiment aimed to answer was whether DNA replication was conservative, semi-conservative or dispersive. Conservative replication would result in the original double-stranded DNA molecule being conserved intact and a completely new double-stranded DNA molecule being formed from scratch. Dispersive replication would result in each new DNA molecule being a patchwork of old and new segments, with no overall conservation of the original molecule.In the semi-conservative model of DNA replication, each strand of the original double-stranded DNA molecule serves as a template for a new strand. This means that each new DNA molecule is made up of one original strand and one new strand. The Meselson-Stahl experiment used density gradient centrifugation to show that the newly replicated DNA molecules had a density that was intermediate between the density of the original DNA molecule and the density of the newly synthesized DNA. This supported the semi-conservative model of DNA replication and provided strong evidence for the idea that each new DNA molecule is made up of one original strand and one new strand.In summary, the Meselson-Stahl experiment was designed to answer the question of how DNA replicates and provided strong evidence for the semi-conservative model of DNA replication.For more such question on DNA
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Note: The question would be as
The Meselson-Stahl experiment was designed to answer the question of whether DNA replication was conservative. Explain
Discuss the relationship between the digestive systems a carnivore and herbivore and compare the length of the digestive system and diet of that animal
Answers
Herbivores have longer digestive systems than carnivores have.
How the herbivores have longer digestive systems compared to carnivores?We can conclude that the herbivores have longer digestive systems compared to carnivores.
Carnivores feeds on other animals whereas herbivores eats plants.Most herbivores have a four stomach compartment system that helps them process and digest their food.This is because they have to process cellulose in plants which needs to be properly broken down.Flesh-eating carnivores do not require this arrangement.The four stomach compartment of most herbivores includes Rumen, Reticulum, omasum and abomasum.They also chew the cud whereby they regurgitate food materials.Thus, this could be the answer.
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a gene fusion where the regulatory region of one gene is fused to the open reading frame of another gene whose protein product is easy to detect.a preferred sugar prevents transcription of a sugar-metabolizing operon.a protein that changes its conformation upon binding to another molecule, such as a repressor that binds toan inducer.stimulation of transcription by a specific molecule. prevention of gene expression by a specific protein that binds to an operator.a cluster of genes transcribed together into a single mrna and regulated as a group.premature termination of transcription in response to translation of an rna leader.an untranslated region at the 5' end of a bacterial mrna.a strain that synthesizes curtain enzymes regardless of environmental conditions.
Answers
A gene fusion where the regulatory region of one gene is fused to the open reading frame of another gene whose protein product is easy to detect reporter gene.
A gene created by combining sections of two different genes. Fusion genes and the fusion proteins that result from them can be created in the laboratory or naturally in the body when a piece of DNA from one chromosome moves to another. The most common type of mutation is gene fusions or translocations caused by chromosomal rearrangements. They result in chimeric transcripts or gene deregulation due to the juxtaposition of novel promoter or enhancer regions.
A reporter gene is an exogenous coding region that is linked to a promoter sequence or element in an expression vector and introduced into cells to provide a means of measuring promoter activity.
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Meiosis plays a more significant role in reproduction than mitosis in which of the
following ways?
Answers
Answer:
A
Explanation:
the first one is the answer
EASY BIO QUESTION
15 PTS WILL MARK BRAINLIEST
Which is the best description of carbohydrates?
biomolecules made up of amino acids
biomolecules made up of nucleic acids
hydrophilic molecules that provide energy for the body
hydrophilic molecules that are part of the cell membrane
Answers
Answer:
hydrophilic molecules that provide energy to the body.
Explanation:
because looked in my study book, then asked my teacher.
When working with a mass spec, will larger ions have a larger or smaller radius?
Answers
When working with a mass spec, larger ions generally have a larger radius. This is because the radius of an ion is directly proportional to its mass.
So, as the mass of the ion increases, its radius also increases. However, it's important to note that the exact relationship between mass and radius can vary depending on the specific ion being studied and the conditions under which the mass spec is being used.
When working with a mass spectrometer, larger ions will typically have a larger radius due to their increased mass and size. As a result, they will require more force to follow the same curved path as smaller ions, leading to a larger radius of curvature.
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During anaphase the chromosomes line up ?
True or false
Answers
Explain how diffusion restored homeostasis during the dialysis treatment.
Explain why countercurrent flow met the goals and why parallel flow did not meet the goals.
Answers
Answer:
Explanation:
By maintaining amount of ions in the blood.
Countercurrent flow met the goals due to difference in concentration gradient.
Explanation:
Diffusion restored homeostasis during the dialysis treatment because during dialysis, the concentration of ion in the blood is maintained that leads to homeostasis.
Countercurrent flow met the goals because it flows in opposite direction while on the other hand, parallel flow did not meet the goals because it flows in the same direction. For example. the blood flows in one direction and the dialysate flows in the opposite direction. The countercurrent flow of the blood and dialysate increases the concentration gradient between the blood and dialysate. The increased gradient helps to remove more potassium, phosphorus and urea from the blood. If we used parallel flow so less concentration gradient of solutes is present and hence, less potassium, phosphorus and urea are removed from the blood
beetles may be the most varied order of animals. new beetle species are authenticated, completely unpredictably, at a typical rate of one every 7.0 months. a supplement to a guide is planned to be published after 20 new species have been discovered.
Answers
The supplement to a guide is planned to be published after 20 new species have been discovered at the 11.8 month.
The Poisson distribution is used to resolve this question, as we've got best the suggest. In this distribution, the usual deviation is the rectangular root of the suggest.
In this question, we've got that:
Species are determined at a price of as soon as each 7 months.A complement to a manual is deliberate to be posted after 20 new species were determined.a) What are the predicted fee and widespread deviation of the wide variety of months (dealt with as a non-stop degree of time) till the complement is posted?Mean is: 7x 20 = a 140 months.Standard deviation is sqrt a hundred and forty = 11.8 months.The suggest till the complement is posted is a hundred and forty months, whilst the usual deviation is of 11.8 monthsRead more about animals:
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there are six major groups of enzymes. the categories are based on the types of reactions that they catalyze. what type of enzyme breaks a bond through a reaction with water?
Answers
Enzymes that break a bond through a reaction with water are called hydrolases.
Hydrolases are a type of enzyme that catalyze hydrolysis reactions, which involve breaking a chemical bond by adding a water molecule. Hydrolysis reactions occur when a water molecule is split into a hydrogen ion (H+) and a hydroxide ion (OH-), and these components participate in the cleavage of the bond.
Hydrolases play a crucial role in various biological processes by breaking down complex molecules into smaller components through hydrolysis. They are involved in the digestion of food, cellular metabolism, and the recycling of biomolecules within cells.
Examples of hydrolases include proteases, which break down proteins by cleaving peptide bonds, lipases, which break down lipids by hydrolyzing ester bonds, and carbohydrates, which break down carbohydrates by hydrolyzing glycosidic bonds.
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Watersheds (7. 8C):Question 7
Where are you most likely to find a watershed?
Select one:
A. In a lake
B. On a mountain top
C. Everywhere
D. At the bottom of a valley
Answers
The watershed is most likely to be at the (b) on the top of the mountain.
A watershed is a region of land that collects and directs rainwater and all other runoff to a shared body of water, such as a river, lake, or ocean. It is often referred to as a catchment region or drainage basin. The highest peaks or elevations that separate a watershed from its neighbors serve as its boundaries. Understanding the passage of pollutants and other elements through an ecosystem and managing and conserving water supplies both rely on the concept of a watershed.
Thus watershed play pivotal role in the ecosystem, by helping in the collection of water, that serve to improve the water cycle.
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At the bottom of a valley one is most likely to find a watershed.
A watershed is a region of land where water from rain, snowmelt, and other sources are collected and drained into larger bodies of water such as rivers, streams, and lakes.
These areas are typically identified by the natural topography of the landscape, such as the divide between two mountain ranges or the ridge of a mountain.
This divide is usually the area where water flows downhill to a lower elevation, and the lower elevation is where the watershed is located. In a valley bottom, which is a low-lying area at the base of a hill or mountain, a watershed collects water from rainfall and snow melt as it runs down the mountain and is then directed to a river, stream, or lake. Watersheds are an important part of the water cycle, as they collect, store, and transport water to other areas.
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Olive sunbirds burn energy at a rate of 66 J/min whilst foraging for nectar in an average territory of 100 m^2. Field work reveals that an individual harvested 8. 33KJ from 196 flowers in 720 seconds.
How many flowers must the territory contain to support defense of this territory?
Answers
To support the defense of a territory, the territory must contain approximately 392 flowers.
To determine the number of flowers the territory must contain to support the defense, we need to calculate the energy expenditure of the olive sunbird while foraging in its territory and compare it to the energy gained from the nectar of the flowers.
First, let's convert the energy harvested by the individual from kilojoules (KJ) to joules (J):
8.33 KJ = 8.33 × 10^3 J
Next, we calculate the energy expenditure of the olive sunbird while foraging:
Energy expenditure per minute = 66 J/min
Energy expenditure per second = (66 J/min) / 60 sec ≈ 1.1 J/sec
Now, let's determine the energy gained from each flower:
Energy gained per flower = (8.33 ×\(10^{3}\) J) / 196 flowers ≈ 42.5 J/flower
To support the energy expenditure during foraging, the number of flowers must be equal to the energy expended divided by the energy gained per flower:
Number of flowers = (1.1 J/sec) / (42.5 J/flower) ≈ 0.026 flowers/sec
To find the number of flowers in the territory, we multiply the number of flowers per second by the time spent foraging:
Number of flowers = (0.026 flowers/sec) × 720 sec ≈ 18.7 flowers
Since we cannot have a fraction of a flower, we round up to the nearest whole number. Therefore, the territory must contain approximately 19 flowers to support the defense.
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Please help me
What determines if an ocean current is warm or cold- short answer
THIS IS SCIENCE PLEASE HELP ME I GIVE BRAINYLIST
Answers
Answer:
Currents originating in low latitudes near the equator tend to carry warmer water. Currents originating in high latitudes near the north or south pole tend to carry colder water.
Explanation:
Brainiest please
In 1980, the __________ was passed to identify hazardous wastes and their life cycles.
A)
National Environmental Policy Act (NEPA)
B)
Resource Conservation and Recovery Act (RCRA)
C)
Integrated Waste Management ACT (IWMA)
D)
Americal Recovery and Reinvestment Act (ARRA)
E)
Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA)
Answers
Answer:
E
Explanation:
Right on Edg
Answer:
e.) CERCLA
Explanation:
CERCLA was passed in 1980 as a way to begin developing practices to handle and clean up hazardous wastes.
Neurulation begins at week ___ of embryo development.
Answers
Neurulation begins at week 3 of embryo development.
What is embryo development?
Embryo development is a process that involves the growth and differentiation of cells that occur from the fertilization of the egg cell by sperm. During this process, cells divide and differentiate, leading to the formation of various tissues and organs. The three primary stages of embryo development include cleavage, gastrulation, and organogenesis. The process of Neurulation is the third stage of embryo development.
What is neurulation?
Neurulation is a complex process that occurs during embryonic development and is responsible for the formation of the neural tube. The process begins during week 3 of embryo development and is complete by the end of week 4. Neurulation is a crucial stage in embryonic development because it leads to the formation of the central nervous system.
What is the importance of neurulation?
The process of neurulation is essential for the formation of the nervous system in the developing embryo. It is responsible for the formation of the neural tube, which later develops into the brain and spinal cord. Any defects in the process of neurulation can lead to severe developmental abnormalities such as neural tube defects, spina bifida, and anencephaly. In summary, the process of neurulation is a critical stage in embryonic development that leads to the formation of the central nervous system.
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I NEED HELP!!?
Animals without backbones are called vertebrates. True or False?
Answers
Animal without backbones are called invertebrates.
Answer:
False I think!
Explanation:
selumetinib in children with braf-aberrant or neurofibromatosis type 1-associated recurrent, refractory or progressive low-grade glioma: a multi-center phase ii tria
Answers
Selumetinib demonstrated significant anti-tumor activity and acceptable tolerability in children with BRAF-aberrant or neurofibromatosis type 1-associated low-grade glioma.
Selumetinib, a targeted therapy inhibiting the MEK pathway, was evaluated in a multi-center Phase II trial involving children with BRAF-aberrant or neurofibromatosis type 1-associated recurrent, refractory, or progressive low-grade glioma (LGG). The trial aimed to assess the efficacy and safety of selumetinib in this patient population. Results showed promising outcomes, with selumetinib demonstrating significant anti-tumor activity and acceptable tolerability. The study suggests that selumetinib could be a valuable treatment option for children with BRAF-aberrant or neurofibromatosis type 1-associated LGG. Further research is warranted to confirm these findings and explore potential long-term effects.
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What is the binomial name (scientific name) for the alpine ibex?
Answers
Answer:
Capra ibex
Explanation:
The Alpine ibex (Capra ibex), also known as the steinbock, bouquetin, or simply ibex, is a species of wild goat that lives in the mountains of the European Alps. It is a sexually dimorphic species: males are larger and carry longer, curved horns than females.
Remembering that proteins are made in cells that are 70% water- and water is polar-
describe how you might imagine that a protein spontaneously folds up into a complex 3D
shape.
Answers
A protein can spontaneously folds up into a complex tridimensional 3D shape by inducing polar domain groups to outside the molecule and hydrophobic domains the inside, which allows forming stable bonds with surrounding water molecules.
What is protein folding?Protein folding is the process for which a protein adopts its final 3D shape, which is fundamental for its function and to form chemical bonds with the surrounding aqueous environment. During folding, protein hydrophobic domains are generally located inside the molecule in order to avoid the repulsion of charges, while polar groups such as R-charged groups are located outside.
Therefore, with this data, we can see that protein folding is fundamental and polar domains are generally located outside the molecule.
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Help me pls I will give you Brainly
Answers
Choose the word that best completes each sentence.
Plants are ________. They make their own food.
Animals are ________.
They consume other organisms for food. (20 Points)
Answers
Answer:
Plants are autotrops
Animals are Heterotrops
Hope it helped
All the best!!
A person touches a hot surface with his hand and his hand springs back. Which two systems are operating?
A.
cardiovascular system and endocrine system
B.
nervous system and cardiovascular system
C.
musculoskeletal system and endocrine system
D.
nervous system and musculoskeletal system
Answers
Answer:
D
Explanation:
because the cardiovascular system deals with the heart and the endocrine system deals with hormones
but nervous system deals with the nerves,receptors and effectors while the musculoskeletal system deals with the muscles.
hope that explanation helps:)
Answer:
d
Explanation:
4. Migration of animals in the savanna is mostly a response to...
A. predation
B. altitude
C. rainfall
D. temperature
Answers
Answer:
D
Explanation:
Answer:
Rainfall?
Explanation:
Im not sure on this but I think this is the correct answer.
Cancer is a disease caused by mutations. Yet in most instances, if a parent tragically dies from cancer, this does not put their child at a greater risk than a person who parents don't develop cancer. How can cancer be caused by mutations and ot be heritable?
a. most cancers arise from mutation in germ line cells
b. mutations that cause cancer occur on specific cells, such as sex cells
c. mutations caused by environmental agents, such as tobacco smoke, occur in somatic cells
d. mutations that cause cancer are specific and cannot be passed on regardless of the type of cell they occur in
Answers
Answer:
c. mutations caused by environmental agents, such as tobacco smoke, occur in somatic cells
Explanation:
just because you're parents smoked and got lung cancer doesn't mean you'll get lung cancer. (unless you're breathing the smoke, but that's different from inheriting it.)
please see attached photo! thanks <3
Answers
Answer:
50%
Explanation:
A A
A AA AA
a Aa Aa
the chance is 50%
What is the Phenotype?
A. physical characteristic of a trait
B. genetic make up for a particular trait
Answers
Answer:
A. physical characteristics of a trait
The correct answer is A. Physical characteristic of a trait.
Explanation
The phenotype is a concept used in the area of genetics to refer to the visible physical characteristics of an organism as a result of the manifestation of the genetic information contained in its genotype and the conditions of the determined environment in which the organism lives.
On the other hand, there is the genotype, which is a concept referred to as the abstract set of genetic information contained in the genes of an organism.
According to the above, the correct answer is A.
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What is the purpose of crop rotation?
A) To have a variety of plants for harvest
B) To improve soil color
C) To improve soil fertility and structure
D) To increase biodiversity
E) To loosen the soil for burrowing animals
Please select the best answer from the choices provided
A
B
Answers
Answer:
C) To improve soil fertility and structure
Explanation:
Crop rotation, the practice of planting different crops on the same land, improves soil health and boosts nutrients within the soil.
An organism that gets its energy by eating other organisms?
heterotroph
producer
autotroph
herbivore
Answers
Answer:
heterotroph
Explanation:
An organism that is dependent on the other organisms for the sake of food are called as heterotrophs. These organisms rely on the other organisms for food.
What are decomposers ?These are the organisms that feed on the dead and the decay matter where they are totally living on this dead matter.
Heterotrophs are the species that are dependent on the another organisms. They can be both herbivores and carnivores. For example in a case we herbivores are dependent on the plants and the plants sources for food thus we are called as heterotrophs.
Autotrophs and the producers that create their own food and not only that but the species that are able to make their own food with the help of the photosynthetic units they are having in their body.
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