secreted by preganglionic sympathetic fibers.target 1 of 5 2. : secreted by preganglionic parasympathetic fibers.target 2 of 5 3. : secreted by postganglionic sympathetic fibers to sweat glands.target 3 of 5 4. : secreted by postganglionic parasympathetic fibers.target 4 of 5 5. : secreted by most postganglionic sympathetic fibers.

The segmented income statement for Shannon Company shows the sales, variable expenses, contribution margin, allocated common fixed expenses, and net operating income for each division. The percentages are calculated by dividing each item by the total sales and multiplying by 100. This segmented statement provides a clear view of the financial performance of each division and the company as a whole.

Segmented income statements provide a detailed breakdown of the financial performance of different divisions or segments within a company. In this case, we have Shannon Company, which consists of two divisions: North and South. The overall sales, contribution margin ratio, and net operating income for the company as a whole are $810,000, 32%, and $16,200, respectively. The North Division has a contribution margin of $111,600 and a contribution margin ratio of 36%, while the South Division's segment margin is $105,000. Additionally, there are $170,100 of common fixed expenses that cannot be traced to either division.

To prepare the segmented income statement, we need to allocate the common fixed expenses to the two divisions. The allocated expenses will be subtracted from the segment margins to arrive at the net operating income for each division. Here is the segmented income statement for Shannon Company:

Shannon Company Segmented Income Statement

Divisions      Total Company        North      South

Amount ($)     % of Sales           % of Sales % of Sales

-------------------------------------------------------

Sales          $810,000             $XXX       $XXX

Variable expenses:

 Variable costs $XXX                 $XXX       $XXX

 Contribution margin $XXX             $XXX       $XXX

Fixed expenses:

 Common fixed expenses allocated:

   North Division   $XXX              $XXX       $XXX

   South Division   $XXX              $XXX       $XXX

Net operating income $16,200            $XXX       $XXX

To calculate the percentages, we divide each amount by the total sales and multiply by 100. The North Division's contribution margin ratio is already given as 36%.

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When describing bone tissue, the collagen fibers are responsible for providing the matrix foundation (like a rope), while the hydroxyapatite crystals are responsible for solidifying it like brick and mortar.

Collagen fibers form the matrix foundation. Collagen fibers, which are a type of protein, provide a flexible and supportive framework for bone tissue. They are arranged in a parallel pattern, similar to the strands of a rope. These fibers give bone its ability to withstand tension and stretching forces.

Hydroxyapatite crystals solidify the bone matrix. Hydroxyapatite crystals are mineral deposits that consist primarily of calcium and phosphate. These crystals are responsible for providing bone with its strength and rigidity. They solidify the bone matrix by binding to the collagen fibers and filling the spaces between them, much like brick and mortar in a building.

The collagen fibers and hydroxyapatite crystals work together to create the strong yet flexible structure of bone tissue. The flexibility of the collagen fibers allows bones to absorb impact, while the strength of the hydroxyapatite crystals helps them resist compression and maintain their shape.

In summary, collagen fibers provide the matrix foundation for bone tissue, giving it flexibility and the ability to withstand tension. Meanwhile, the hydroxyapatite crystals solidify this foundation, providing strength and rigidity to the bone structure. This combination creates a strong, durable, and flexible tissue that is essential for the skeletal system's function and support in the body.

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Our bodies have the capacity to dismantle the bond that hold the various glucose molecules together.

Most naturally occurring carbohydrates exist in the form of polysaccharide, also known as glycan. Both branching and linear molecular structures are possible for polysaccharides. Branched compounds, like gum Arabic, are typically soluble in water and create pastes, while linear compounds, like cellulose, frequently pack together to produce a stiff structure.

The three primary roles of polysaccharides are conveying cellular communication signals, storing energy, and supporting structural integrity.

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Answer:

c

Explanation:

Crossing over between homologous chromosomes during meiosis leads to an increase in variation in the next generation.

Chromosomes are organelles that are present in the nucleus of cells, and they are responsible for carrying lengthy lengths of DNA. DNA refers to the material that contains genes. The human body rests on it as its base. The proper organization of DNA is also aided by the proteins that are found in chromosomes.

The average human chromosome count is 46, or 23 pairs of chromosomes in each cell. Twenty-two of these pairs—known as autosomes—have the same physical characteristics in both sexes. There are differences between the 23rd pair of sex-specific chromosomes in males and females.

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study about splitting cells. The process is difficult to remember.

Answer:

Lymphatic vessels are part of the lymphatic system.

Explanation:

They are similar to blood vessels that are found in the cardiovascular system, but they carry lymph instead of blood.

Answer:

2a and -5a

8 and -4

hahahah they are separate from each other

2a and -5a simplifies to -3a

8 and -4 simplifies to 4

Explanation:

hope this helps!

In this question, We list the three processes involved in the formation of urine in order. 1. glomerular filtration 2. tubular reabsorption 3. tubular secretion

Inside the renal capsule, the blood undergoes strong pressure, which causes the output of the so-called glomerular filtrate (or initial urine), a liquid similar in composition to blood plasma. This process is called filtration. The filtrate is mainly made up of water, urea, glucose, salts and amino acids. It is important to remember that blood cells and some larger proteins do not pass into the capsule.

After leaving the renal capsule, the filtrate passes through the length of the nephric tubule and water and useful substances are reabsorbed into the body. These substances go back into the bloodstream. Most of the reabsorption occurs in the proximal tubule region.

In the tubules, the process of secretion also takes place, in which some metabolites and drugs are carried from the blood vessels into the tube.

After passing through the entire nephric tubule, we have the filtrate transformed into urine.

With the information obtained, we list the three processes involved in the formation of urine in order. 1. glomerular filtration 2. tubular reabsorption 3. tubular secretion

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While Protista, Fungi, and Plantae belong to the domain Eukarya, bacteria are classified in a separate domain known as Bacteria. B Bacteria

The domain Eukarya includes organisms with eukaryotic cells, which have a membrane-bound nucleus and other membrane-bound organelles. Bacteria, option B, are prokaryotic organisms and do not possess a true nucleus or membrane-bound organelles. Therefore, bacteria are not included under the domain Eukarya.

On the other hand, the kingdoms Protista, Fungi, and Plantae are all part of the domain Eukarya. Protista is a diverse kingdom that includes various unicellular and multicellular eukaryotic organisms. Fungi comprises multicellular, filamentous organisms such as mushrooms and molds. Plantae encompasses multicellular, photosynthetic organisms, including plants.

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Based on the presence of cell structures such as cytoskeleton, mitochondria, nucleus, cell wall, and ribosomes, these cells likely belong to the Domain Eukarya.

Based on the presence of specific cell structures, we can determine the Domain to which these cells belong. Let's analyze each cell structure:

Considering that the cells possess a cytoskeleton, mitochondria, nucleus, and ribosomes, they are eukaryotic cells. Therefore, the cells belong to the Domain Eukarya.

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Refer to the answer below for the question:

Force = 25 N

Distance = 4 m

Time = 5 s

The formula for work done is,

Work (W) = F x s

where,

F = force applied

s = displacement of the object

Therefore, the work done by the box will be,

Work = 25 N x 4m = 100 Nm

The formula for power is,

Power = W / Δt

where,

W = work done

Δt = time taken to do the work

Therefore, the resultant power required to move the box will be,

Power = 100 Nm / 5 s = 20 Nm/s.

Hence the answers are, work = 100 Nm and power = 20 Nm/s.

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Answer:

Metaphase

Explanation:

Metaphase is when the sister chromatids line up in the middle with fibers attached to each end.

The Colorado River sculpted this amazing rock over millions of years. Compared to the formation of rock layers, the canyon was only formed approximately five million years ago.

The Colorado River is getting smaller. The river's source in the Rocky Mountains has been depleted by climate change and twenty years of drought. Over the course of more than 20 years, drought has severely damaged the Colorado River's headwaters.

But as this NASA Earth Observatory satellite image from September 2000 demonstrates, the river is currently prevented from reaching its goal due to agriculture and urban water needs. Instead, the Colorado River simply vanishes into the dunes of the desert.

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Answer:

A to B

Explanation:

the shorter the line the quicker they got there

APickkles

Explanation:

m bjwnd

Food is broken down into smaller pieces during digestion so that they can be absorbed into the bloodstream.

The organs through which food and liquids pass as they are ingested, broken down, absorbed, and expelled as faeces. These organs include the anus, pharynx (throat), stomach, small and large intestines, rectum, and oesophagus. Digestion is the process through which food is broken down into simple, absorbable compounds.The alimentary canal and its accompanying glands are part of the digestive system. The processes of mechanical and chemical digestion are two distinct types of catabolism, or the breakdown of substances.

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The type of nutrient that can pass across epithelial cells without any expenditure of ATP is passive diffusion. Passive diffusion is the movement of substances from an area of higher concentration to an area of lower concentration. It occurs due to the random motion of molecules.

In this process, no energy is required, including ATP. Nutrients that are small and non-polar, such as oxygen, carbon dioxide, and lipids, can easily diffuse across the lipid bilayer of the cell membrane. This movement is important for the uptake of essential nutrients and the removal of waste products. Passive diffusion does not require any specific transport proteins or channels.

In conclusion, small, hydrophobic molecules can pass across epithelial cells without the need for ATP expenditure. These molecules can diffuse passively through the lipid bilayer of cell membranes, moving from areas of higher concentration to lower concentration.

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Answer:

i'd say water, food and maybe space cause they need air...

Answer:

C) They may provide selective advantages.

D) Slight differences in the genetic code may have significant results.

Explanation:

The genetic code is universal, and present in most living beings . Generally, in most living organisms, the same codons are assigned to the same amino acids.  

DNA sequences make up genes that may have multiple variants, called alleles. DNA deoxyribonucleic acid, is transcribed into mRNA and then translated into amino acids that form proteins.

Natural selection mainly acts on phenotypes, which are dependent on proteins and the organisms's environment.  Phenotypes conferring advantageous traits are favored by the selection process- these help groups of organisms evolve over time.

Genetic variation refers to the differences that exist in the DNA sequence of individuals within a species or population. These variations arise due to changes or mutations in the DNA sequence that occur naturally over time, as well as through genetic recombination during sexual reproduction.

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Answer:

The term conduction refers to the transfer of energy. Conduction occurs when energy is passed between objects. The transfer of thermal energy is called heat. Particles of matter are in constant motion. Sometimes they collide with other particles.

Explanation:

Hope this helps :D

The flow of thermal energy is called heat transfer. Heat transfer is the movement of thermal energy from a region of higher temperature to a region of lower temperature.

This transfer occurs through three main mechanisms: conduction, convection, and radiation. Conduction involves the direct transfer of heat between objects in physical contact.

Convection occurs when heat is transferred through the movement of fluids (liquids or gases). Radiation is the transfer of heat through electromagnetic waves, such as infrared radiation.

Heat transfer is a fundamental concept in thermodynamics and plays a crucial role in various natural phenomena, engineering applications, and everyday life, from cooking to climate control.

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Patterns of control for a single gene with two alleles can include incomplete dominance, codominance, and pleiotropy. Hence option A, D and E are correct.

When neither allele is totally dominant or recessive, the outcome is a mixture of features. Codominance occurs when all alleles are expressed equally, resulting in the appearance of both phenotypes. Pleiotropy occurs when a single gene influences many qualities.

Genetic drift is a random variation in allele frequencies caused by chance occurrences rather than a control pattern for a single gene with two alleles. Incomplete penetrance occurs when a dominant allele exists but the accompanying phenotype is not always displayed in the person.

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Complete question - other than dominant/recessive, which patterns of control could exist for a single gene with two alleles? select all that apply. A. incomplete dominance

B. genetic drift

C. incomplete penetrance

D. codominance

E. pleiotropy

The algal group that has chloroplasts much like those of green plants in structure and pigment makeup is chlorophytes. Chlorophytes, also known as green algae, are a diverse group of photosynthetic organisms that can be found in both freshwater and marine environments.

They are characterized by their green coloration due to the presence of chlorophyll a and b, which are the same pigments found in green plants. In terms of their chloroplast structure, chlorophytes have a double-membrane bound organelle that contains thylakoids where photosynthesis takes place. This structure is similar to that of plant chloroplasts.

Chlorophytes also share many other characteristics with plants, including the ability to undergo cell division through mitosis, the presence of cellulose in their cell walls, and the production of starch as a storage molecule. Diatoms, on the other hand, are a different group of algae that have distinct chloroplasts with a unique pigment makeup.

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The statement that is true about exons and introns of pre-mRNA is:

Precursor mRNA or pre-mRNA is the first transcript of a protein-coding gene.

Therefore, we can conclude that the pre-mRNA maturation process removes introns and joins exons to produce a mature messenger RNA molecule.

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Answer:

Explanation:

(a) The two variables being compared are the occurrence of accidents (drivers with accidents vs. controls) and the infection status with Toxoplasma gondii (infected vs. uninfected). In this case, the explanatory variable is the infection status with Toxoplasma gondii, and the response variable is the occurrence of accidents.

(b) To depict the data in a graph, we can create a 2x2 contingency table or a bar chart. Since the data is already provided in a 2x2 table format, we can use a bar chart to visualize the comparison between the variables.

markdown

                       | Infected | Uninfected |

------------------------------------------------

Drivers with accidents  |    21    |     38     |

Controls                |    38    |    211     |

In the bar chart, we would have two bars representing the occurrence of accidents: one for drivers with accidents and one for controls. Each bar would be divided into two sections representing the infection status: infected and uninfected.

To determine if the two variables are associated in this dataset, we need to assess if there is a difference in the distribution of infection status between the drivers with accidents and the controls. If there is a notable difference, it suggests an association between the variables.

The problem is comparing whether being infected with Toxoplasma gondii influences involvement in car accidents. An explanatory graph can be created and a statistical analysis such as chi-square test can give a more accurate inference on the association between these two variables.

(a) The two variables being compared in this problem are 'status of being infected with Toxoplasma gondii' and 'involvement in car accidents'. Here, the explanatory variable is 'status of being infected with Toxoplasma gondii' because we are examining its effect on the response variable, 'involvement in car accidents'.

(b) For depicting the data in a graph, one could create a bar graph with two variables 'Infected' and 'Uninfected', represented along the horizontal x-axis. The vertical y-axis could represent the quantity of people from the two groups: 'Drivers with accidents' and 'Controls'.

If the bar of 'Infected' drivers with accidents is significantly higher than 'Infected' controls, then we can say these two variables are associated in this data set. Otherwise, the association is not significant. To be sure, a statistical test such as chi-square test would provide a more definitive answer.

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Explanation:

The majority of mutations have neither negative nor positive effects on the organism in which they occur. These mutations are called neutral mutations. Examples include silent point mutations. They are neutral because they do not change the amino acids in the proteins they encode.

Many other mutations have no effect on the organism because they are repaired beforeprotein synthesis occurs. Cells have multiple repair mechanisms to fix mutations in DNA. One way DNA can be repaired is illustrated in Figure below. If a cell’s DNA is permanently damaged and cannot be repaired, the cell is likely to be prevented from dividing.

Answer:

13% cytosine

37% thymine

Explanation:

There are two types of nucleotides based on their structures - purines and pyrimidines.

The purines are adenine and guanine. The pyrimidines are thymine and cytosine.

Chargaff's rule states that the ratio of purines to pyrimidines in a molecule of DNA is 1:1

Therefore, the total number of A+G is the same at the total number of C+T.

All 4 bases together must equal 100% of the DNA molecule

If there is 13% guanine, and guanine always pairs with cytosine, there is also 13% cytosine.Together, that is 26% of the total sample.

100-26 = 74% of the total of adenine and thymine.

Since there are equal amounts of A and T, we know that the DNA sample is 74/2 = 37% thymine