Observe the model below. Explain one strength (advantage) of the model and one limitation (disadvantage).

Observe The Model Below. Explain One Strength (advantage) Of The Model And One Limitation (disadvantage).

Answers

Answer 1

The double-stranded structure of DNA guarantees that the genetic information stored in it is difficult to change. However, due to the structure of DNA, it does not replicate as quickly as RNA.

What exactly is the structure of DNA?

DNA has a double-stranded helix structure. Double strands of DNA are made up of complementary strands that run antiparallel to one another. Each strand is made up of nucleotide molecules linked together by phosphodiester linkages.

DNA's double-stranded structure is significant for the following reasons: This guarantees that each strand may be used as a template to produce or copy the genetic information contained in DNA.

It ensures the long-term storage of genetic information in DNA. However, Rna polymerase takes longer than single-stranded RNA replication due to structural differences. Changes in DNA take time as well.

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Related Questions

In general when will organisms complete for space food and other resources

Answers

In general, organisms will compete for space, food, and other resources when there are more offspring produced than the environment can support as the principle of population growth, where population growth is limited by the availability of resources in a given area.

As organisms continue to reproduce, the population will eventually reach a point where there are not enough resources to support all of the individuals. This leads to competition between individuals for access to those resources.

For example, in a forest ecosystem, trees compete for sunlight, water, and nutrients in the soil. Similarly, animals compete for food, shelter, and space. Organisms that are better adapted to the environment and have more efficient strategies for acquiring resources will have an advantage in the competition and will be more likely to survive and reproduce.

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The correct question is:

In general when will organisms complete for space food and other resources. Organisms produce many more offspring than the environment can support. Explain.

reasons why science teachers think practical sciences is a good thing.

rubric
identify reasons 4 marks
explanation and practical example 16 marks ​

Answers

Science teachers consider practical sciences to be a valuable component of science education for several reasons:

Hands-on Learning: Practical sciences provide students with the opportunity to engage in hands-on learning experiences. This approach allows students to actively explore and manipulate materials, conduct experiments, and make observations.

Example: In a biology class, students may conduct a dissection of a preserved specimen to study the anatomy and structure of organisms. By physically dissecting and examining the different organs and systems, students gain a tangible understanding of the subject matter.

Application of Theory: Practical sciences enable students to apply theoretical knowledge acquired in the classroom to real-world situations. By engaging in practical activities, students can bridge the gap between abstract concepts and their practical applications, fostering a more comprehensive understanding of scientific principles.

Example: In a chemistry class, students might perform experiments to understand chemical reactions and concepts like stoichiometry. By actually mixing and observing different substances, measuring quantities, and analyzing the results, students can see how theoretical concepts translate into practical applications.

Development of Scientific Skills: Practical sciences help students develop essential scientific skills, such as critical thinking, problem-solving, observation, data analysis, and communication. Through practical activities, students learn to formulate hypotheses, design experiments, collect and analyze data, draw conclusions, and communicate their findings effectively.

Example: In a physics class, students could design and conduct an experiment to investigate the relationship between force and motion. By planning the experiment, taking measurements, analyzing the data, and presenting their findings, students enhance their scientific skills and develop a deeper understanding of physics concepts.

Engagement and Motivation: Practical sciences often increase student engagement and motivation in science education. Hands-on activities provide a more interactive and dynamic learning environment, making science more interesting and accessible to students. It can spark curiosity, promote active participation, and cultivate a sense of wonder and excitement about the natural world.

Example: In an environmental science class, students may visit a local ecosystem to conduct field observations, collect samples, and analyze the data they gather. By immersing themselves in the real environment and actively participating in the scientific process, students are more likely to be motivated and engaged in their learning.

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Which of the following best describes a communicable disease?

a disease that is contagious

a disease that is easily treatable

a disease that never goes away

a disease that is spread through the air

Answers

Answer:

a disease that is contagious

Explanation:

Contagious--also called communicable--diseases, can be easily passed from one human to another, as opposed to non-communicable disease, which literally means the illness can't be "communicated" to another individual.Apr 17, 2020

The effect of osmosis on animal cells ?

Answers

The cell wall in a plant provides the cell extra support and protection that the animal cell does not get.
When too much water leaves a cell, a plant cell is able to stay the same size, but a animal cell (that does not have a cell wall) will shrink and shrivel.
When too much water enters the cell, a plant cell will swell, but an animal cell could burst ( also called lysed.)


2.In Figure 4B-1, the leading edge of the Arctic air mass was across northern Texas and the
Panhandle. From roughly Tulsa, OK southwest to Dallas/Ft. Worth and Midland, TX, a(n)
front curved southwestward, with bitterly cold air to the north of the front and milder,
warmer air to the south and west. The greatest thermal contrast was from Midland, TX to
Wichita, KS.
a.warm
B.Stationary
C.cold
D.occluded

Answers

The leading edge of the Arctic air mass in Figure 2 reached Texas. At 14Z, the front had just pushed through the southernmost city of Brownsville, TX where a cold front curved westward into Mexico, with bitterly cold air north (behind) of the front. (Option C).

What is Artic Air Mass?

Because the Arctic air mass is extremely cold and dry, it creates the Cold Front. Arctic air masses,  are extremely frigid due to their origin in the Arctic or Antarctic regions. Polar air masses,  are not as frigid as Arctic air masses since they originate at higher land and sea latitudes.

What are the traits of Artic Air Mass?

An arctic maritime air mass has comparable properties to a polar maritime air mass, but the air is colder and less moist due to the shorter sea track.

Arctic air is uncommon in the summer, but when it does arrive, it can bring heavy rain or thunderstorms as well as very low temperatures.

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2.In Figure 4B-1, the leading edge of the Arctic air mass was across northern Texas and thePanhandle.

A diagram that is used to show the loss of energy as you go forward in a food chai
a.) food web
b.) energy pyramid
c.) concept map
d.) trophic levels

Answers

Answer:

tropical levels ........

Why does fragmented forest habitat increase the risk of predation on bird nests by cats, dogs, raccoons, and other animals? Responses Birds will prefer to make their nests at the edges of forest habitat. Birds are forced to build nests on the ground instead of in protected trees. Predators have an easier time spotting bird nests in fragmented habitat. Predators are more common at the edges of fragmented habitat.

Answers

The borders of fragmentation habitat are where predators are more prevalent.

What impact does deforestation have on bird breeding habits?

Bird populations are directly impacted by deforestation, mostly due to the destruction of their habitat. A bird's environment serves as its home, and deforestation robs them of their habitat. Many birds are unable to procreate when they are removed from their native habitat, which ultimately causes a reduction in their number.

What impact does deforestation have on animals and birds?

Due to the drastic changes it causes to vast areas of ecosystems and habitats, deforestation is one of the land uses that has the greatest impact on migrating birds. The effect of land usage on tropical forests may clearly be seen from above.

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When one mineral scratches another, it is
1. a 1 on the Mohs scale.
2.softer than the mineral is scratches
3.harder then the mineral is scratches.
1.equally as hard as the mineral it scratches.

Answers

harder than the mineral it scratches.

"What is the function of the organelle known as the mitochondria" a:to make carbon hydrates b: to make lipids c: to make ATP d: protein synthesis

Answers

Answer:

To make ATP

Explanation:

visking Tubing Iodine Name the physiological process being Investigated ​

visking Tubing Iodine Name the physiological process being Investigated

Answers

The physiological process being investigated is diffusion.

What is diffusion?

Diffusion is the movement of molecules from a region where they are more concentrated to one where they are less concentrated.

The net movement of molecules is from a region of high concentration to one of low concentration during diffusion.

In a cell, there are four different kinds of transport systems.

These are main active transport, secondary active transport, facilitated diffusion, and simple diffusion.

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c.
If a family has 10 children that are all blue eyed, what is the most likely genotypes of their 2
parents?
Explain.

Answers

Answer:

Most likely the parents are both has blue eyes but that's phenotype s their genotype would be bb or blue/blue because blue eyes are a recessive trait and it would be highly unlikely for all ten children to have blue eyes if this genotype were not the case (likely about 50% would not have blue eyes if the genotype was anything else but recessive blue and recessive blue)

Explanation:

Hope this helps! brainliest would be greatly appreciated! Thanks!

helppp please i honestly don’t know

helppp please i honestly dont know

Answers

Answer:

hi

Explanation:

Which two formulas represent compounds?
O A. H2
O B. HCI
O C. Ag
O D. Naci

Which two formulas represent compounds?O A. H2O B. HCIO C. AgO D. Naci

Answers

Answer:

B and D

A.its a gas not a compound

C.silver is an element

a compound is made up of two elements

The letters B and D represent

which of the following is the best example of gene flow? group of answer choices genes are shuffled by chromosomal crossing over during meiosis. wind blows pollen from one population of plants to another and cross-fertilization occurs. a polyploid plant develops because of an error in mitosis. an earthquake results in the formation of a canyon, dividing a population of toads.

Answers

The best example of gene flow among the following is that the (b) wind blows pollen from one population of plants to another and cross-fertilization occurs.

In higher plants, cross-fertilization occurs when pollen grains from one plant's cones or flowers are transmitted to another plant's cones or flowers that are producing eggs. Cross-pollination can take place via wind, as it does in conifers, or by symbiotic partnerships with various creatures (such as bees, certain birds, and bats) that spread pollen while consuming nectar from one plant to another.

Animals use a wide variety of cross-fertilization techniques. The majority of animals that reproduce in watery situations externally fertilise after both the male and female have lost their sex cells into the water.

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5. The limbic system—the forebrain areas surrounding the thalamus—has been regarded as non-critical for emotion. TRUE FALSE

Answers

It has been said that the limbic system, which includes the forebrain regions around the thalamus, is not essential for emotion. That is untrue.

Which three primary roles does the limbic system play?The limbic system is the area of the brain that controls our behaviour and emotions, particularly when it comes to actions we must take to ensure our survival, such as eating, reproducing, and caring for our young, as well as fight-or-flight reactions. The limbic system links the conscious, intellectual activities of the cerebral cortex with the unconscious, autonomic functions of the brain stem, making it easier to store and retrieve memories, create emotional states, and enhance memory retrieval. "The hypothalamus, the anterior thalamic nucleus, the cingulate gyrus, the hippocampus, and their interconnections, comprise a harmonious mechanism which may construct the activities of central emotion as well as engage in the emotional expression," says Dr. David A. Goldstein.

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Can someone help me on this question please ! For brainliest

Can someone help me on this question please ! For brainliest

Answers

The aquifer may not refill.

why do how are the different terms inter plants and animals

Answers

Answer: Plants need animals for seed dispersal and pollination. ... Some animals eat plants. Some animals eat other animals. When animals die and decompose, the plants use the nutrients that were deposited back into the soil from the decomposing organism.

Explanation:

which of the following is not true of stem cells ?they can be used to synthesize proteins important in medicine they can divide indefinitely they are capable of turning into many different kinds of cells they may be able to repair damaged tissues

Answers

Oligopotent stem cells can differentiate into several cell types. A myeloid stem cell is an example that can divide into white blood cells.

Explain what traits you would give a pathogen if you wanted to make it hard for a vaccine to be used. List at least 4 things help please

Answers

Answer:

Here are four traits that would make it hard for a vaccine to be used:

1. Rapid mutation rate. If a pathogen mutates rapidly, it will be able to evade the immune system's defenses, including the antibodies produced by a vaccine. This is a particular problem with viruses, which can mutate very quickly.

2. Ability to evade the immune system. Some pathogens are able to evade the immune system by hiding inside cells or by changing their surface proteins so that they are no longer recognized by the immune system. This makes it difficult for the immune system to mount an effective response to the infection.

3. Ability to spread easily. If a pathogen is easily spread from person to person, it will be more difficult to prevent infection through vaccination. This is a particular problem with respiratory viruses, which can be spread through coughing and sneezing.

4. Lack of animal reservoirs. If a pathogen does not have animal reservoirs, it will be more difficult to develop a vaccine against it. This is because vaccines are typically developed using weakened or killed versions of the pathogen. If there are no animal reservoirs, there will be no source of the pathogen to use for vaccine development.

It is important to note that these are just a few of the traits that can make it difficult to develop a vaccine against a pathogen. There are many other factors that can contribute to the difficulty of vaccine development, such as the cost of vaccine development, the availability of funding, and the political will to support vaccine development.

Men who are “benevolent sexist” have positive feelings about women as a group but,

Answers

Answer:

w

Explanation:

w

Answer:

Men who are "benevolent sexists have positive feelings about women as a group but men based on shows that women have difficulty identifying benevolent sexist acts as sexist or negative emotional associations between particular attributes and groups.

Explanation:men

Many types of animals have internal skeletons. A large part of these animals' masses is located in their bones. As an animal grows, its skeleton grows. A growing animal must increase the size of its bones. To do this, the animal needs lots of calcium, an element important to the structure of bones.



How can a growing animal get calcium to make new bone tissue?

Answers

Answer:
B.) By consuming food that contains calcium
I hops this helps! ^-^

Think about the ecosystem that you live in. Write a response below describing it in complete sentences. Use each of these terms correctly in your description: community . population • ecosystem . individual .biotic abiotic

Answers

Answer:

Within an ecosystem, we can identify different levels of organization, such as individuals, populations, communities, and the overall ecosystem.

Explanation:

An individual refers to a single organism, such as a plant or an animal, living within the ecosystem. For example, a squirrel or a tree in your ecosystem would be considered individuals.

Populations are groups of individuals of the same species that live in the same area and interact with one another. For instance, if there is a group of squirrels living in your ecosystem, we can refer to them as a population of squirrels.

Communities include all the populations of different species living together in a specific area. In your ecosystem, there might be various populations, such as squirrels, birds, insects, and plants, interacting and coexisting with one another. Together, they form a community of different organisms.

The ecosystem encompasses both the living organisms (biotic factors) and the non-living components (abiotic factors) in a given area. The abiotic factors include things like sunlight, temperature, water, soil, and air. They influence the distribution and behavior of the organisms within the ecosystem. For example, the availability of sunlight and the temperature range in your ecosystem will affect the growth of plants and the activities of animals.

An ecosystem consists of the interactions between abiotic and biotic components in a specific area. Abiotic components include non-living factors like water, air, sunlight, temperature, and soil, while biotic components include living organisms like plants, animals, and microbes.

Populations of different species of plants, animals, and microbes make up the biotic components of an ecosystem. Each individual organism, whether a plant, animal, or microbe, interacts with its biotic and abiotic surroundings. The community of different species of organisms in an ecosystem all interact with each other to obtain food, shelter, or other necessary resources.

Some species form mutualistic relationships, while others may be in competition with each other for resources. Therefore, the ecosystem that we live in is the local community of living organisms interacting with the abiotic environment. These interactions between abiotic and biotic components of an ecosystem result in complex and dynamic ecosystems that can change over time.

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Which of these planets has characteristics most similar to Saturn?
Jupiter, Uranus, and Neptune
Mercury, Venus, and Earth
O Venus, Earth, and Mars
Earth, Mars, and Saturn

Answers

Jupiter, People think that the insides of them are similar to Saturn.
Jupiter, Uranus and Neptune. With Jupiter, it contains a small rocky core surrounded by hydrogen and helium, with trace amounts of various volatiles. Saturn and Neptune are gas giants, both largely comprised of hydrogen and helium. Finally, Like Saturn, Uranus has rings and moons.

Hope this helped!

What is the general structure and function of epithelial tissue?

Answers

Answer:

Epithelial tissues are widespread throughout the body. They form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands. They perform a variety of functions that include protection, secretion, absorption, excretion, filtration, diffusion, and sensory reception.

Can someone help me to finish up this question? it's due today

Thank You.

Can someone help me to finish up this question? it's due todayThank You.

Answers

The mRNA nucleotides that are complementary base pairs with the DNA strand is: UCG ACC UGA UGC

What is mRNA?

mRNA, or messenger ribonucleic acid, is a single-stranded RNA molecule that maps to a gene's genomic sequence and is read by a ribosome during the synthesis of a protein.

The nucleotide sequence of DNA serves as a template for the synthesis of mRNA in the nucleus. The enzyme RNA polymerase II catalyzes this reaction, which needs nucleotide triphosphates as substrates. Transcription takes place in the nucleus and is the process by which DNA is converted into mRNA.

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Y=2-x
Y=3x-1
Please help me with this qi

Answers

From the analysis of the 2 equations: X = 3/4 and Y = 5/4

Solving simultaneous equations

The equations can be solved using subtracting one of the two equations from the other.

Let's label the two equations:

Y=3x-1 .................... equation 1

Y=2-X..................... equation 2

Equation 2 can be rearranged such that:

Y = -X+2

Subtracting equation 2 from 1:

Y=3x-1

Y = -X+2

0 = 4X -3

4X = 3

  X = 3/4

Substitute X = 3/4 into any of equations 1 or 2 to determine Y.

Y = 3(3/4) - 1

   = 9/4 - 1

    = 5/4

Hence X = 3/4 and Y = 5/4

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(GIVING BRANLYEST) Question 6(Multiple Choice Worth 2 points) (10.03 MC) How are humidity and precipitation related? O When humidity is low, the chance of precipitation is high. O When humidity is high, the chance of precipitation is high. O When humidity is high, the chance of precipitation is low. O Changes in humidity do not cause precipitation. pls anser correctly or i report you​

Answers

Answer:

b. when humidity is high, the chance of precipitation is high.

Explanation:

hope this helps! :)

How are refraction and diffraction similar? How are they different? Check all that apply.

Refraction and diffraction both involve the bending of waves.
Refraction and diffraction both involve the bending of waves through a medium.
Refraction and diffraction both involve the bending of waves around objects.
Refraction involves the bending of waves through a medium, and diffraction involves the bending of waves around an object.
Refraction involves the bending of waves around an object, and diffraction involves the bending of waves through a medium.

Answers

 The bending the waves around objects is a common feature of both refraction and diffraction. Refraction and diffraction both involve the bending the waves through with a medium and around an object.

Correct answer option, B

What are the three refraction laws?

A normal just at point of incidence, the refracted ray, or the incident ray all lie on the same plane. For the given pair of media, the sine of a angle of incidence I to the sine of the of refraction (r) is always constant.

What are the two refraction laws?

1. The normal just at point of incidence, the refracted ray, and the incident ray all lie within the same plane. 2. For the given pair of media, the sine of a angle of incidence to the sine of the of refraction ratio is constant.

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Answer:

Option A and option D

Explanation:

Refraction and diffraction both involve the bending of waves.

Refraction involves the bending of waves through a medium, and diffraction involves the bending of waves around an object.

7
Taking responsibility for errors is an important part of working in a team. How could the leader encourage this since most people are reluctant to admit
that they are wrong?
OA. Lead by example and openly admit errors to the group.
OB. Never say who made a mistake so no one feels badly.
O C. Create a culture of blame and punishment so people don't make mistakes
OD. It is impossible to create a culture where people acknowledge problems.

Answers

The leader could encourage team members to take responsibility for errors by:

OA. Leading by example and openly admitting errors to the group.

What is the ways to create best results with team?

Here are some ways to create the best results with a team:

Clearly define the team's goals and objectives: It's important for everyone on the team to understand what they are working towards and what success looks like. This helps to align everyone's efforts and ensures that everyone is on the same page.

Build trust and establish open communication: Trust is a crucial component of a successful team. Encourage open communication, active listening, and constructive feedback. This helps to build stronger relationships among team members and fosters a positive team culture.

Encourage collaboration: Collaboration is essential for team success. Encourage team members to work together, share ideas, and brainstorm solutions. This helps to generate a wider range of ideas and perspectives and leads to better decision-making.

Delegate responsibilities and empower team members: Give team members autonomy and the opportunity to take on responsibilities that match their skills and interests. This helps to build confidence and a sense of ownership, which can lead to better results.

This approach sets a positive example for team members by showing that it is acceptable to make mistakes and take responsibility for them. When team members see their leader admitting to errors, they may feel more comfortable doing the same. It also helps to create a culture of transparency and accountability, where team members feel safe admitting mistakes and discussing ways to address them.

In contrast, options OB and OC are not effective ways to encourage team members to take responsibility for errors. Option OB avoids the issue altogether and does not address the need for accountability, while option OC creates a culture of fear and blame, which can lead to a lack of trust and collaboration among team members. Option OD is also not accurate, as it is possible to create a culture where people acknowledge problems, but it requires leadership and a commitment to building a positive and supportive team culture.

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Circle in red the two genes that are closest together

Answers

Hi do you have a picture of the options?
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