True or False. Cell Specialization = commitment followed by differentiation

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Answer 1

True. Cell specialization, also known as cell differentiation, is a process in which cells develop specific characteristics and functions based on their role in an organism. This process involves two main steps: commitment and differentiation.

Commitment is the initial phase where a cell decides its fate or function, but has not yet undergone any noticeable changes in structure or function. At this stage, the cell is considered to be determined, meaning it has a fixed developmental path but has not yet shown the specific features of the specialized cell type.

Differentiation, on the other hand, is the phase where the committed cell undergoes a series of transformations to acquire its unique characteristics and perform its specific function within the organism. These changes include alterations in cell shape, size, gene expression, and function.

In summary, cell specialization is a process that begins with commitment, where a cell determines its developmental path, followed by differentiation, where the cell acquires its specific characteristics and functions. This process is essential for the development and function of multicellular organisms, as it allows cells to carry out specialized tasks efficiently and effectively.

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Related Questions

Which of these are characteristics of simple cuboidal epithelium?a. Simple cuboidal epithelium frequently forms tubular or spherical structures in the body.b. Simple cuboidal epithelium is always found in regions that permit diffusion.c. Simple cuboidal cells exist only as double-layered sheets.d. Simple cuboidal epithelium is found next to free space called the lumen.e. Simple cuboidal epithelium consists of a single layer of cube-shaped cells.

Answers

The correct option is E ; Simple cuboidal epithelium consists of a single layer of cube-shaped cells.

Simple cuboidal epithelium is composed of one layer of cells whose height nearly equals their breadth, resulting in cells that resemble little box-like cubes in sections perpendicular to the surface. In horizontal slice, the cells appear to be a mosaic of polygonal tiles.

Simple cuboidal epithelium is typically differentiated to create gland secretory and ductal parts. They also make up the germinal epithelium, which surrounds the ovary but does not contribute to egg production, and the inside walls of the male testicular seminiferous tubules.

Cuboidal epithelium: Cuboidal epithelial cells have the appearance of a cube, with equal width, height, and depth. Columnar epithelial cells have a columnar appearance, meaning they are taller than they are wide.

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Each member of a family of 5 has eye color that is a different shade of brown. The father's eyes are a very dark brown, while the mother's are a shade of golden brown. The 3 children have shades ranging from light to dark brown. What type of inheritance does this family's eye colors reflect?

Answers

Answer:

Polygenetic trait

Explanation:

Traits that display a continuous distribution, such as height or skin color, are polygenic.

The type of Polygenetic trait does have the reflection of the family's eye colors when the different eyes are there.

What is a Polygenetic trait?

It defines the trait where it is to be controlled by the various non-allelic genes.

These types of genes we called as the polygenes. It is the group of genes at the time they turned on it should be expressed as the unit.

Also, it represent the continuous distribution like the height, color of skin. etc.

Hence, The type of Polygenetic trait does have the reflection of the family's eye colors when the different eyes are there.

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Mutations that result in much less of a protein or a protein with limited function are known as.

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Answer:

Explanation:bye have a great day

Which statement about the immune system is false?

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Answer:

Can you please give the options because there are many questions to this?

Answer:

B. Lymph contains water and blood cells is the false statement.

Explanation:

have a nice day!

where does the energy in an ecosystem come from

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Answer:the vast majority of energy originate from the sun

Explanation:

Explain how a volcanic eruption cools the atmosphere.

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Answer:

It cools the atmosphere by releasing gases such as sulfur dioxide into the atmosphere, which block out the sun as well. Sulfur dioxide isa gas that cools the atmospheric temperature.

Explanation:

I HAV BIG BRANE

Answer:

it takes more away from the core?

Water is absorbed in which of the regions of the nephron only when ADH is present?
A) collecting duct
B) descending loop of Henle
C) proximal portion of the distal convoluted tubule
D) proximal convoluted tubule

Answers

A) collecting duct. When ADH (antidiuretic hormone) is present, water is reabsorbed in the collecting duct of the nephron.

ADH is produced by the hypothalamus and released by the posterior pituitary gland in response to high blood osmolality, indicating a state of dehydration or high salt concentration. ADH acts on the collecting duct to increase the permeability of the walls, allowing more water to be reabsorbed back into the bloodstream. This results in a decrease in urine output and an increase in urine concentration, helping to conserve water in the body.

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Which best describes a scientific theory?

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Answer: A scientific theory is a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment.

Answer: An explanation that is supported by many different experiments

Explanation:

Which best describes a scientific theory?

You observe that the sky at noon is darkening.

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Answer:

it depends on what time of the year it is and where you live on this planet

Explanation:

many international organizations fight to protect endangered species. What is the role of the World Wildlife Federation?

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Answer:

World Wildlife Fund (WWF), is a global conservation organization dedicated to protecting the environment and promoting sustainability. While the WWF is well-known for its work in protecting endangered species, its mission extends beyond that to encompass a broader range of environmental issues.

Key areas in which the WWF is actively involved:

Conservation of Habitats: The WWF works to preserve and restore ecosystems and habitats worldwide, including forests, oceans, rivers, and wetlands. By focusing on habitat conservation, the organization aims to maintain biodiversity, protect vulnerable species, and ensure the overall health of ecosystems.

Climate Change Mitigation: The WWF recognizes the urgent need to address climate change and plays a vital role in advocating for sustainable solutions. The organization supports efforts to reduce greenhouse gas emissions, transition to renewable energy sources, and promote sustainable practices across sectors such as energy, transportation, and agriculture.

Sustainable Development: The WWF promotes sustainable development practices that balance economic growth with environmental conservation. It collaborates with governments, businesses, and communities to develop and implement sustainable policies, strategies, and practices that minimize environmental impact while supporting human well-being.

Environmental Education and Awareness: The WWF believes in the power of education and awareness to drive positive change. The organization engages in public outreach campaigns, educational programs, and community initiatives to raise awareness about environmental issues, inspire action, and promote sustainable lifestyles.

Sustainable Business Practices: Recognizing the influence of the private sector, the WWF works with businesses to promote environmentally responsible practices. It collaborates with companies to develop sustainable sourcing policies, reduce environmental impact, and foster the adoption of more sustainable business models.

Conservation Finance: The WWF supports and implements innovative financial mechanisms to fund conservation efforts. It explores strategies such as impact investing, partnerships, and fundraising initiatives to secure the necessary resources for conservation projects around the world

Explanation:

By addressing these and other related areas, the WWF strives to create a world where people and nature can coexist sustainably, ensuring the long-term health of our planet. hope this helps you! :)

Which of the following statements regarding the moon is correct

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Answer:

it in the sky at night and it orbits around earth

Answer: The moon's surface exhibits volcanic activity.

Explanation:

What were the oldest living things from 3.5 billion years ago like?

Answers

Answer:

Big.

Explanation:

Most of the animals there were most likely really big. like turtles and bugs.

Since the sympathetic division travels through t1– l2, how are the organs of the head supplied with sympathetic innervation?

Answers

The organs of the head supplied with sympathetic innervation through the preganglionic neurons of the SANS originate in the thoracic and lumbar (T1 to L2) areas of the spinal cord, with the cell bodies dispersed in four symmetrically and bilaterally distributed regions of the grey matter.

Sympathetic innervation in some cranial nerves' distal branches do not travel from the brain or brain stem. Only in the thoracolumbar area of the spinal cord do sympathetic nerve impulses exit the brain. An element of the autonomic nervous system is the sympathetic nervous system. It is automatic and works with the parasympathetic nervous system to keep the body in equilibrium.

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bartleby q5.8. wetlands effectively remove nutrients like nitrogen and phosphorus from the water column, reducing the likelihood that the water discharged from the wetlands will stimulate excess primary production in downstream lakes and estuaries. in what class of ecosystem services is the removal of such pollutants?

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Answer:

Explanation:

Slowing runoff, filtering pollutants, reducing flooding etc.

the most common complaint during coronary artery balloon catheterization is: a. chest pain. b. diarrhea. c. headache. d. leg cramping.

Answers

The most common complaint during coronary artery balloon catheterization is **a. chest pain**.

During coronary artery balloon catheterization, a catheter with a deflated balloon at its tip is inserted into a coronary artery to open a blockage and improve blood flow to the heart muscle. This procedure is commonly used in the treatment of coronary artery disease. Chest pain, also known as angina, is the most common complaint reported during the procedure. This chest pain can occur due to temporary blockage of blood flow during the inflation of the balloon or the release of chemicals that cause discomfort in the coronary arteries. The chest pain is typically monitored and managed by the medical team performing the procedure to ensure the patient's safety and well-being.

While other symptoms like headache, leg cramping, or even rare instances of diarrhea may occur during the procedure, chest pain is the most common complaint associated with coronary artery balloon catheterization.

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10)“If Jupiter was not there, there could be more terrestrial planets”. Explain how

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Answer:

Soler system would not be well

Which organisms would likely by the pioneer organisms on a newly formed volcanic island?
Conifer
Lichens
Deciduous Trees
Tall Grasses
PLZ ANSWER FAST WILL GIVE BRAINLIEST

Answers

Answer:

Lichens

Explanation:

Why do the plant and animal cells SHARE some levels of classification?
Why are some levels of classification DIFFERENT?

Answers

Answer:

All living organisms are classified into groups based on very basic, shared characteristics. Organisms within each group are then further divided into smaller groups. These smaller groups are based on more detailed similarities within each larger group. This grouping system makes it easier for scientists to study certain groups of organisms. Characteristics such as appearance, reproduction, mobility, and functionality are just a few ways in which living organisms are grouped together. These specialized groups are collectively called the classification of living things. The classification of living things includes 7 levels: kingdom, phylum, classes, order, families, genus, and species .

In this discussion question, you will be explaining how the Central Dogma (the means by which genetic information is translated into protein structure) is evidence for evolution. In your post you should first demonstrate an understanding of the Central Dogma, then discuss its relationship to evolution. You should feel free to get creative in your description of the Central Dogma: videos, pictures, Power Points are all welcome

Answers

The Central Dogma of Molecular Biology is a fundamental concept in biology that describes the flow of genetic information from DNA to protein. It states that genetic information in DNA is first transcribed into RNA, and then this RNA is translated into a specific protein. This process is essential for the development and function of all living organisms.

The Central Dogma provides evidence for evolution because it demonstrates how genetic information can be passed down from one generation to the next, and how this information can be modified and adapted to suit the needs of different organisms. In other words, it shows how evolution can occur through changes in the genetic code.

For example, if a mutation occurs in the DNA that codes for a particular protein, this mutation will be passed down to the offspring. If this mutation results in a change to the protein structure, it may give the organism a selective advantage, such as improved survival or reproduction. Over time, this advantage may become more pronounced, leading to the spread of the mutation throughout the population.

Another way that the Central Dogma supports evolution is through the process of gene duplication. If a gene is duplicated, it creates an additional copy of the DNA sequence that codes for a particular protein. This allows for the evolution of new protein structures through variations in the copy of the gene.

In conclusion, the Central Dogma provides evidence for evolution by demonstrating how genetic information can be passed down from one generation to the next and how it can be modified to suit the needs of different organisms. This process allows for the evolution of new structures and functions, and provides a mechanism for the spread of beneficial mutations throughout a population.

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Identify the role of the organism in the community

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The role of an organism in the community will depend on its position on the food web (e.g., producer, primary consumer, secondary consumer, etc).

What is a trophic role?

A trophic role can be defined by the particular position that an organism has in the food web.

For example, plants are producers that generate biomass, whereas herbivores are primary consumers.

In conclusion, the role of an organism in the community will depend on its position on the food web.

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.The removal and examination, usually microscopic, of skin lesions to establish diagnosis is called:
A skin biopsy
A patch test
Cryosurgery
Bacterial analysis

Answers

The removal and examination, usually microscopic, of skin lesions to establish a diagnosis is called a skin biopsy. A skin biopsy involves taking a small sample of skin tissue from the affected area and examining it under a microscope to identify any abnormalities or diseases.

This procedure is essential in diagnosing various skin conditions, including infections, inflammatory diseases, and skin cancers. A patch test, on the other hand, is used to identify possible allergens causing contact dermatitis by applying small amounts of potential allergens to the skin and monitoring the response.

Cryosurgery is a technique that uses extreme cold to freeze and destroy abnormal tissue, commonly used to remove warts or treat some skin cancers. The bacterial analysis involves culturing and identifying bacteria to diagnose and treat bacterial infections.

In summary, a skin biopsy is a method used to remove and examine skin lesions for diagnostic purposes, while patch tests, cryosurgery, and bacterial analysis serve different purposes in the field of dermatology.

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Discuss how humans changed the balance of the park ecosystem. WILL MARK BRAINLIEST

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Answer:

Human activities causes disturbance in the balance of the park ecosystem. Humans changed the balance of the park ecosystem by introducing an invasive species or by removing an organism which controls the equilibrium of the ecosystem. Destruction of habitat is also done by human activities which change the balance of the park ecosystem so we can conclude that human activities and intervention leads to disturbance and change in the balance of the park ecosystem.

True or false In a single celled organism, mitosis is used for reproduction.

Answers

Answer:

the answer is true.

stools that are more liquid and contain blood are typical of

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Stools that are more liquid and contain blood are typical of gastrointestinal conditions such as gastrointestinal bleeding, inflammatory bowel disease, or infections.

When stools appear more liquid and contain blood, it often indicates an abnormality or disorder within the gastrointestinal tract. Several conditions can cause these symptoms.

Gastrointestinal bleeding occurs when there is bleeding in the digestive system, which can be due to various causes such as ulcers, diverticulosis, or vascular malformations. The presence of blood in the stool can vary in appearance, ranging from bright red blood to dark, tarry stools (melena), depending on the location and severity of the bleeding.

Inflammatory bowel disease (IBD), which includes Crohn's disease and ulcerative colitis, is characterized by chronic inflammation of the digestive tract. Bloody diarrhea is a common symptom in individuals with active IBD. The inflammation and ulcers that develop in the intestinal lining can lead to both loose stools and blood in the stool.

Infections of the gastrointestinal tract, such as bacterial or parasitic infections, can cause diarrhea with blood. These infections may be acquired through contaminated food or water and can result in inflammation and damage to the intestinal lining, leading to bloody and loose stools.

It is important to seek medical attention if you experience stools that are more liquid and contain blood, as it may indicate an underlying condition that requires diagnosis and treatment.

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a blood clot that develops in a narrowed artery is called a(n)

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A blood clot that develops in a narrowed artery is called a thrombus.


A thrombus refers to a blood clot that forms within a blood vessel, obstructing the normal blood flow. When an artery becomes narrowed due to factors such as plaque buildup or inflammation, the blood flow through that artery becomes restricted. In such cases, if a clot forms and gets trapped within the narrowed artery, it can further impede or completely block blood flow, leading to various health complications. Thrombi can occur in different locations within the body, including the heart, brain, or peripheral arteries. They pose a risk because they can reduce blood supply to vital organs and tissues, potentially causing ischemia (lack of oxygen) and organ damage. Treatment for thrombus formation often involves blood thinning medications or procedures to remove or dissolve the clot and restore normal blood flow.

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Como interactúan Los animales con el suelo El suelo con el agua Los animales con el agua Las plantas con el aire

Answers

Answer:

Todas estas cosas interactúan entre sí.

Explicación:

Los animales interactúan con el suelo porque el suelo proporciona hábitat, agua, aire y alimento para los animales que son necesarios para la supervivencia. El suelo interactúa con el agua absorbiendo agua que puede ser retenida por las partículas del suelo que necesitan las plantas y otros animales en el suelo. Los animales interactúan con el agua porque hay muchos animales que viven en el agua y también necesitan agua para sobrevivir. Las plantas interactúan con el aire mediante el intercambio de gases. La planta absorbe gas de dióxido de carbono del aire que se necesita para la fotosíntesis.

In a species of bird, the allele for the striped trait is recessive to the allele for the speckled trait. Suppose that a coastal bird population has a striped phenotype frequency of and an inland population has a striped phenotype frequency of The two populations are isolated and in Hardy–Weinberg equilibrium. Let represent the allele frequency of the coastal population and represent the allele frequency of the inland population. Calculate the allele frequency for the striped allele for each population. Round your answers to the nearest hundredth.

Answers

Answer:

The answer is "0.42"

Explanation:

Please find the complete question in the attached file.

Coastal community striped allele intensity \(= q = 0.62\)

Landlocked community, strip intensity allele\(=q'=0.40\)

Its eliminated allele frequency for movement \(= q"=0.42 \ in \ indoors\)community And now in the sturdy vineyard optimum communities, genotype frequency of stripped characteristic (heterozygous device) in coasts\(=q_2=0.39\)

Heritable (striped) allele frecency:

\(\to q=\sqrt{q_2}\)

      \(=\sqrt{0.39} \\\\ =0.624 \\\\ =0.62\)

(round up to the closest cent) is therefore the only frequency of coastal people.

The genome of pulling function in host population\(= q'_2=0.16\) Heterozygous feature regularly.

Therefore the inland community rate of recessed (striped), allele rate:

\(\to q'= \sqrt{q'_{2}}= \sqrt{0.16}=0.40\)

Following migration;

Its percentage of coastal migrants:

\(m=10\% \\\\\)

   \(= \frac{10}{100} \\\\= 0.1\)

Coastal population Non-immigrant percentage of coastal residents:

\(=1- m\\\\=1-0.1\\\\ =0.9\)

Stripping coastal community of allele rate after immigration:

\((q")=\text{(stripping of migrant only freq)}\times (m)+\text{(stripping allele baud rate for non-immigrants)} \times ( 1-m)\)

       \(= [q \times m]+[[q' \times(1-m)]\\\\=(0.62 \times 0.1)+(0.40 \times 0.9)\\\\=0.062+ 0.36\\\\=0.422\\\\=0.42\)

In a species of bird, the allele for the striped trait is recessive to the allele for the speckled trait.

A neuron stimulates muscle contraction by sending signals across the neuromuscular junction, or the point of contact between a neuron and a muscle cell. The signaling process begins when membrane-bound structures inside the neuron fuse with the cell membrane, releasing signaling molecules into the neuromuscular junction. These molecules then diffuse through the junction and binds to receptors on the surface of the muscle cell, leading to muscle contraction.

Answers

Answer:

Ese es una respuesta no una pregunta

Which of these best describe a common impact of adolescent pregnancy?

Answers

Answer:

Disruption of education for the mother

Explanation:

because it’s the most likely option. Realistically speaking, it’s much more likely for a teenage mother to receive the opposite effects mentioned in the other options.

What is the function of the cartilaginous rings in the tracheal wall?.

Answers

The function of the cartilaginous rings in the tracheal wall is to provide structural support and prevent the trachea from collapsing.

The trachea, also known as the windpipe, is a tube-like structure that connects the larynx (voice box) to the bronchi of the lungs. It is made up of smooth muscle and cartilage, with the cartilage forming C-shaped rings that are stacked on top of each other. These rings are located in the anterior (front) part of the tracheal wall, and are incomplete in the posterior (back) part where the trachea is adjacent to the esophagus.

The main function of the cartilaginous rings is to provide support to the tracheal wall and prevent it from collapsing during inhalation and exhalation. This is important because if the trachea were to collapse, it would obstruct the flow of air into and out of the lungs, making it difficult to breathe.

In conclusion, the cartilaginous rings in the tracheal wall play a crucial role in maintaining the structural integrity of the trachea and ensuring that air can flow freely into and out of the lungs.

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who want points and brainlist just answer quick............ Puberty is initiated when the ______ starts secreting gonadotropin-releasing hormone. There are 8 green marbles, 6 blue marbles, and 6 yellow marbles. What is the probability that you pick a marble out of the bag that is yellow, then you put the marble back in the bag, choose a second marble and it is green? the idealized spanish town in mexico had group of answer choices a. a central square or plaza b. a grid layout c. a location near c. good agricultural land d. all of the above Find the volume of a pyramid with a square base, where the side length of the base is 19.3 ft and the height of the pyramid is 16.2 ft. Round your answer to the nearest tenth of a cubic foot. Answer: ft 3 Submit Answer attempt 1 out of 2 1) Write a statement that defines an array of four integers named miles. The array should be initialized with the values 1, 5, 9, and 22.2) Write a statement that defines an array of string objects nameddirections. The array should be implicitly sized, with an initialization list containing the values "Up", "Down", "Left", and "Right. a bacteria culture starts with bacteria and grows at a rate proportional to its size. after hours there will be bacteria. (a) express the population after hours as a function of . population: (function of t) (b) what will be the population after hours? (c) how long will it take for the population to reach ? Categorize the graph as linear increasing, linear decreasing, exponentialgrowth, or exponential decay.A. Exponential decayB. Linear increasingC. Linear decreasingD. Exponential growth S.5. How does the setting of the passage from Nomads of the Northinfluence the theme?a. The sights and sounds of nature help Miki connect to hispast.b. The constellations help Miki and Neewa travel in the rightdirection.c. The cry of the wolves creates a bond between Miki andNeewa.d. The wolf pack gives Miki a chance to meet his parents.ekillMoo design an experiment to determine which strains have the mec cassette. what positive and negative controls do you need 2You can also use scientific notation for very small numbers. Thethickness of a dollar bill is about 0.0043 inches. Write this quantity inscientific notation.A. First move the decimal point to the right to get a number that isgreater than or equal to 1 but less than 10.0.0043 The decimal point moves 3places to the right.Remove the extra zeros to get the first factor:B. Since 0.0043 is less than 1, you moved the decimal point to the right,so the exponent in the power of 10 will be negative.-30.0043 = 4.3X 10 Classify the substances according to the strongest solute-solvent interaction that will occur between the given substances and water during dissolution. Drag the appropriate items to their respective bins. How do the winds and the ocean distribute heat on the earth's surface? please help with these i dont understand them which item is stored in static memory? group of answer choices a local variable declared within a method code instructions a newly created object a class field defined only once differentiate between centrifugal and centripetal force .thankyou ~ Magnetometers reveal that the basalt rocks along the mid ocean ridges are aligned in alternating , symmetrical patterns. Which factors are responsible for this orientation What is the value of( - ) x 43 - ?A. 616B. 10C. 35D. 40 using the same method for identifying outliers, which of the three values are identified as outliers for the age-group 40 years to 50 years? Given that m || n, what must be true of the two lines? Check all that apply.Line mand line n have different slopes.Line m and line n have different y-intercepts.The lines have the same steepness.Eventually the lines will intersect.Line m and line n lie on the same plane.