Question 10 of 25
Atoms have the same number of electrons as what other particle?
A. Protons
B. Atomic mass
C. Neutrons
D. Photons
SUBMIT

Earthquakes are meterological events where the tectonit plates are in disturbances. Between 1811 to 1812 a serie of three large earthquakes happened in New Madrid, Missouri (New Madrid Fault) (from december 1811 to februeary of 1812).

The total distance travelled by the body going at 100 mph for 2 hours will be 200 miles.

Distance travelled by the body is the product of its speed and the time

Distance travelled by the body is the product of its speed and the time period for which it moves. Mathematically -

distance [d] = speed [s] x time [t]

Given is a body travelling at a speed of 100 mph for a time span of 2 hours. From this, we can write -

speed [s] = 100 mph

time [t] = 2 hrs

The total distance travelled by the the body will be

distance [d] = speed [s] x time [t]

distance = 100 x 2 = 200 miles

Therefore, the total distance travelled by the body going at 100 mph for 2 hours will be 200 miles.

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Less dense and Darker in color are  two terms apply to continental crust rather than oceanic crust.

The both option are correct A and B.

When compared towards the continental crust, the oceanic lithosphere is thin, relatively young, simpler, and chemically richer in magnesium. The oceanic lithosphere is the chilled and crystallised melt fraction that results from the magmatism of the mantle there at semi ridges.

At subduction zones, the oceanic crust is forced back into the mantle, causing this process to happen. At mid-ocean divides and volcanic hotspots, new crust in the form of volcanic rock is created when old oceanic plate is submerged and melts into magma.

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Answer:

whats the answer?

Explanation:

i have the same question... what school do you go to?

Answer:

In Science last year, they called them, Parasitic Plants

Explanation:

Answer:

Holoparasites get all of their food and nutrients from a host plant. Rafflesia and the dodder are holoparasites. The term "hemiparasite" refers to an organism that gets some of its nutrients from its host but also performs photosynthesis (the process by which non-parasitic plants make their own food).

Explanation:

The lac operon is a genetic regulatory system found in bacteria, including Escherichia coli, that controls the expression of genes involved in the metabolism of lactose. It consists of a promoter region, an operator region, and structural genes.

The addition of a high concentration of glucose will lead to a decrease in lactose uptake by the E. coli cells, as glucose is preferred as a carbon source over lactose. This may result in decreased growth of the cells.
A mutation that inactivates galactoside permease will prevent the E. coli cells from importing lactose into the cell, resulting in decreased lactose utilization and growth.
A mutation that inactivates beta-galactosidase will prevent the breakdown of lactose into glucose and galactose, leading to a lack of glucose as a carbon source for the cell and decreased growth.
A mutation that affects the binding of CAP to c-AMP will disrupt the ability of the cell to sense glucose levels and may result in decreased growth as the cell may not efficiently switch between utilizing glucose and lactose.
A mutation that affects the binding of the inducer to LacI will prevent the inducer (e.g. allolactose) from binding to and inactivating the LacI repressor, resulting in decreased lactose utilization and growth.
A lac operator mutation that deletes all of the O1 will prevent the LacI repressor from binding to the operator, allowing for constant transcription of the lac operon regardless of lactose presence. This may result in high lactose content and potentially lead to the growth of E. coli strains with high lactose content loaded E. coli.

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Passenger mutation is known to accumulate in cancer cells but has no direct contribution to the cancer phenotype

Passenger mutations are not ones that don't affect fitness but were discovered in a cell that also happened to have or later acquired a driver mutation. As a result, they are present in every cell that also carries the driver mutation. However, in order to assess the relevance of the mutational data and put them into the context of current clinical and experimental cancer research, new, quantitative models are required. It is thought that only a tiny portion of the overall mutations in a tumour are driver mutations. One approach for distinguishing driver mutations from passenger mutations is to predict the functional impact of a mutation using additional biological information about the sequence and/or structure of the protein encoded by the mutated gene.

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Answer:

Bacteria (singular: bacterium) are classified as prokaryotes, which are single-celled organisms with a simple internal structure that lacks a nucleus, and contains DNA that either floats freely in a twisted, thread-like mass called the nucleoid, or in separate, circular pieces called plasmids. Hope this helps :))

Explanation:

Answer:

Bacteria are classified as prokaryotes, which are single-celled organisms with a simple internal structure that lacks a nucleus, and contains DNA that either floats freely in a twisted, thread-like mass called the nucleoid, or in separate, circular pieces called plasmids.

Explanation:

The variables in the experiment being considered are :

For the first question, the model 2 experiment isn't given. However, to buttress on the stating both the dependent and independent variables in a research question ;

Taking the example given as an instance ;

The Independent variable is Soil pH : The Independent variables are used causes changes to the dependent variable. In this case, the dependent variable is the number of strawberries produced. The Different soil pH level are used to observe the changes in the Number of strawberries produced by the strawberry plant.

2.)

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Answer:

Explanation:

You must include the phenotype of Arlene so we can determine the genotype. Without any information, I am unable to help you.

If you can provide me with Arlene's phenotype or any other information, I will be glad to help.

Just comment below!

In flowering plants, harvesting energy from light and reproduction are functions of the shoot, and nutrient uptake and anchorage are functions of the root system.

The shoot system is the system of plant that includes plant's organs such as the stem, leaves, flowers and fruits. It is an outgrowth that originates from the plumule of the seed’s embryo above the ground. It performs multiple functions such as storage, photosynthesis, transport, reproduction, hormone production, etc.

The root system is the system of plant that includes the root of a plant. It refers to the ramose structures that exist subterranean. A root system is positively hydrotropic and geotropic (water and gravity are the orienting factors of tropism), and negatively phototropic (light is not the orienting factor of tropism).

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Answer:

the law of conservation of energy states that energy can not be created or destryed, it can only be transferred between forms. With regards to the total energy in a system, it remans constant as energy can not be created or destroyed.

Explanation:

Answer: This helps cells by the DNA telling what the cell to do based on the sequence.

Explanation:

In eukaryotic cells, genes each have a specific combination of regulatory DNA sequences. This helps cells by the DNA telling what the cell to do based on the sequence

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The autonomic nervous system is composed of the sympathetic and parasympathetic nervous systems. Consequently, this pairing is apt.

"Fight-or-flight" reactions are managed by the sympathetic nervous system. In other words, this strategy gets the body ready for strenuous activities. The biological processes that we would anticipate would enable this actually take place. The parasympathetic nerve system controls the "rest and digest" activities.

In the body, the sympathetic and parasympathetic nerve systems have opposing roles.

While the parasympathetic nervous system helps to restore normal bodily processes, the sympathetic nervous system primes the body for a fight-or-flight reaction.

For instance, the sympathetic nervous system speeds up heartbeat, tightens blood vessels, and raises arterial blood pressure to prepare the body for action.

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Answer:

diffusion is the movement of molecules from an area where the molecule is in high concentration to an area where the molecule is in lower concentration. ... Facilitated diffusion is the movement of a molecule from an area of high concentration to an area of lower concentration with the help of a protein channel or carrier.n:

A snack bar containing 20gm of protein, 14gm of carbohydrates and 10gm of fat can provide how many calories?The number of calories that the snack bar will provide is calculated based on the given composition of the snack bar.

The general rule of thumb to calculate calories is to multiply the amount of protein and carbohydrates by 4 and amount of fat by 9. The total of these three values is the total number of calories in the snack bar. So, we can calculate as follows:

Calories from protein = 20gm x 4 = 80 caloriesCalories from carbohydrates = 14gm x 4 = 56 caloriesCalories from fat = 10gm x 9 = 90 caloriesTotal calories = 80 + 56 + 90 = 226 caloriesTherefore, the snack bar provides 226 calories.More than 100 words.

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Answer:

hollow forms are left in sediment by decaying organisms

Explanation:

The organisms form carbon films by dead soft-bodied organisms are usually preserved as carbon films fossils over time, unlike higher organisms that have skeletons.

The organisms that form carbon films has that the residue is left on rocks when organisms decay. Organisms frame carbon film when dregs cover the organisms and rot of living beings frame hollows.

These carbon outlines has been formed when the organisms will die and they are buried in deep and deeper layers of sediment. The pressure and the temperatures has been causes the volatile elements, that make up the the organism, such as the oxygen and the nitrogen has to escape the leaving behind the more stable carbon skeleton.

Therefore, The organisms form carbon films by dead soft-bodied organisms are usually preserved as carbon films fossils over time, unlike higher organisms that have skeletons.

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When assessing the strength of a claim, it's essential to consider the following factors: Based on the science seminar evidence card.

Quality and reliability of evidence: Evaluate the sources of evidence supporting each claim. Consider whether the evidence comes from reputable scientific studies, peer-reviewed research articles, or well-conducted experiments. Strong claims are often supported by robust, reliable, and well-documented evidence.

Consistency of findings: Examine whether multiple studies or sources of evidence support the claim consistently. Claims that are supported by a broad range of independent studies are generally considered stronger than those with limited or conflicting evidence.

Sample size and statistical significance: Consider the sample size of studies or the amount of data supporting the claim. Larger sample sizes and statistically significant results provide more robust evidence compared to small-scale studies or results that may occur by chance.

Experimental design and methodology: Assess the experimental design and methodology used in the studies. Well-designed experiments with appropriate control groups, randomization, and appropriate statistical analysis enhance the strength of the claim.

Expert consensus: Consider the consensus among experts in the field regarding the claim. Scientific consensus, achieved through peer review and extensive research, adds credibility to a claim.

By carefully evaluating these factors, you can assess the strength of different claims and make informed judgments about their reliability.

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A  Matrix organization structure combines the elements of functional and product-based departmentalization.

An organization that uses a matrix structure is one in which managerial accountability and responsibility is shared between two or more people. To different people and in other businesses, the name matrix, however, denotes rather different things. The two chains of command in a matrix are often one along functional lines and the other along project, product, or client lines. It's also possible to have other chains of command, such ones based on location.

The matrix organizational form might range from one where the project manager occupies a very powerful managerial position to one where he just serves as a coordinator. We will first consider a matrix where the project and functional managers have equal power in order to illustrate the organizational concepts.

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The event that would decrease competition for resources in an ecosystem is many offspring produced in a single year.

The ecosystem is the system that is formed by living beings (flora, fauna, and humans) and their interactions with the environment in which they live. In ecosystems, competition is common and intense. All living beings require food, water, light, space, and other resources, and not everyone can obtain them.A drought that decreases the amount of water available to an ecosystem can increase the competition for water. A disease that reduces the population of rabbits in a grassland area will reduce competition for food, but will not affect competition for other resources.

A fire that kills off a portion of vegetation will also reduce competition for food, but it may increase competition for other resources. The event that would decrease competition for resources in an ecosystem is many offspring produced in a single year. It reduces competition for food because the offspring will consume less food and have fewer needs than adult individuals. Therefore, the production of many offspring can lead to increased competition between the offspring for limited resources, but decreased competition between offspring and adults.

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The cells that line the stomach are not digested by the gastric juice, which is made up of hydrochloric acid and a protease called pepsin.

The cells that line the stomach are not digested by the gastric juice because the stomach wall's cells produce a bicarbonate-rich mucus that covers the surface layer of the stomach's mucosa. This bicarbonate-rich mucus forms a thin, gel-like layer that covers and protects the stomach wall's lining cells from the acid and enzymes present in gastric juice.The pH of the stomach is highly acidic, ranging from 1.5 to 3.5. These acidic conditions assist in pepsin activation and breaking down protein molecules.

The cells that line the stomach are safe because they secrete a thin, alkaline mucus layer that protects them from hydrochloric acid and other digestive enzymes.Therefore, gastric juice, which contains hydrochloric acid and pepsin, does not digest the cells lining the stomach because they are protected by a bicarbonate-rich mucus layer that coats the stomach's mucosa.

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Gastric juice is composed of hydrochloric acid and pepsin, a protease enzyme. These secretions are involved in the digestion of food, particularly proteins. However, the cells lining the stomach are not digested by these secretions. This is due to the protective lining of mucus that covers the inner surface of the stomach walls.

The mucus protects the cells lining the stomach from being digested by the acidic gastric juice. This mucus layer is made up of specialized cells called goblet cells, which secrete a viscous and alkaline mucus layer onto the surface of the stomach.

The mucus layer acts as a barrier between the gastric juice and the stomach lining. The mucus also contains bicarbonate ions that neutralize the acidity of the gastric juice, providing additional protection to the cells lining the stomach. If the mucus layer is damaged, it can lead to stomach ulcers, which are painful and can be life-threatening if left untreated.

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Polar molecules have a uniform distribution of electron density. A nonpolar molecule have unequal distribution of electron density.

All covalent bonds which are polar in nature should be represented by pointing arrows toward a more electronegative atom. Polar molecules have a net dipole.

On the other hand Non-polar molecules do not have a net dipole. Polar molecules have a high boiling point and a high melting point.  while Non-polar molecules have a low boiling point and a low melting point.

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All parts of nonvascular plants must be near water because they have: B. tiny roots.

Photosynthesis can be defined as a biological and chemical process through which living organisms such as green plants (autotrophs), transform light energy (sunlight) into stored chemical energy.

A nonvascular plant can be defined as a species of low-growing, non-flowering plant that lacks specialized conducting channels, deep roots or vascular tissues (xylem and phloem) for the transportation of nutrients and absorption of water.

Generally, nonvascular plants usually possess tiny roots and the the dominant stage of their life cycle is the photosynthetic gametophyte. Some examples of a nonvascular plant include the following:

In conclusion, we can infer and logically deduce that all parts of nonvascular plants must be near water because they have tiny roots.

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Complete Question:

All parts of nonvascular plants must be near water because they have____

A) deep roots

B) tiny roots

C) large branches

D) Big leaves

The best prediction of the population after 15 weeks will be 1,431,212 beetles.

The average annual rate of change in population size for a given country, region, or region over a given period. It represents the annual growth rate of the population as a percentage of the total population for that year, usually multiplied by 100.

Population growth is the increase in the number of people within a population or dispersed group.

To calculate total population:

The total number of beetles = 500

The rate of population increase = 70% per week

So, 70% of 500= 70/100 × 500

= 35000/100

= 350 per week.

This means there will be additional 350 beetles every week,

That is = 500 + 350 = 850 beetles

850/500 = 1.7 times the initial population

Therefore in 15 weeks = 500× 1.7¹⁵

= 500 × 2862.4231

= 1,431,212

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Answer: A peaceful world that we could all coexist without starting meaningless wars. A world where we maintain our earth instead of destroying it.

Explanation: which is never going to happen but it’s all good.

Answer:

A. student 4

Explanation:

The population of deer increase because with fewer mountain lions, coyotes and bobcats there was less competition within the deer population

The correct statement is that; The number of deer increased because without mountain , coyotes, and bobcats, the deer lived longer and had more offspring that also lived longer."

The food chain describes the feeding relationships that exists in nature. Now this ecosystem has the food chain; grass ---> Deer ----> babcats ---> coyotes  ----> mountain lions.

Now we are also told that the mountain lions eat the the bobcats and the hunters are killing the mountain lions, coyotes, and bobcats, the predators of the deer hence been removed hence the deer population multiplies.

Therefore, the correct statement is that; The number of deer increased because without mountain , coyotes, and bobcats, the deer lived longer and had more offspring that also lived longer."

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