Frost wedging and root action are examples of physical weathering because they require a force to weather rocks.


True or False

The cell organelles and related famous people are as follows:

Cell organelles are small membrane-bound structures found within the cytoplasm of cells which performs specific functions within the cell in order to maintain homeostasis within the cell.

The cell organelles and related famous people are as follows:

In conclusion, cells organelles perform functions within cells which enable cells to continue living.

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Answer:

More powerful computer technology

Explanation:

More powerful computer technology allowed the scientists to start mapping so much faster because powerful computer works very fast as compared to human brain. The activity or calculation which can be done by the human brain in hours, the computer done it in seconds due to its fast and quick response. So we can conclude from this discussion that powerful computer technology allowed the scientists to start mapping very fast.

In the venous circulation of the brain, the blood pressure is relatively low due to the unique characteristics of venous vessels and the hydrostatic pressure gradient. Venous blood flows back to the heart against gravity and encounters minimal resistance in the brain's venous system. Therefore, we can assume that the pressure at the atrium of the heart is equal to the pressure in the venous circulation of the brain.

Since the brain is approximately 12 inches away from the heart, we can consider the pressure drop due to hydrostatics. The hydrostatic pressure is directly proportional to the height of the fluid column and the density of the fluid. In this case, the fluid is blood.

The average height of a person's heart is about the level of the fourth intercostal space, which is roughly 12 inches above the brain. Considering the slow venous flow and neglecting any resistance, we can assume that the pressure in the venous circulation of the brain is close to zero, as it is relatively balanced with the hydrostatic pressure.

However, it's important to note that blood pressure in the venous system is influenced by various factors, including venous valves, venous tone, and other physiological mechanisms. This simplified analysis disregards these factors and assumes idealized conditions for the purpose of estimating pressure based on hydrostatic principles.

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Observation involves perceiving and acquiring information, triggering dynamic changes in the brain including sensory processing, neural activation, information integration, and memory formation.

Observation refers to the process of perceiving and acquiring information through the senses or by using scientific instruments. It involves actively paying attention and gathering data about a particular phenomenon, event, or object.

When we observe something, various changes occur in the brain. The primary sensory areas of the brain receive and process incoming sensory information from the environment.

For example, visual observations activate the visual cortex, auditory observations activate the auditory cortex, and so on.

As sensory information reaches the brain, neural pathways transmit signals and communicate between different regions.

These signals undergo complex processing, including pattern recognition, association, and integration with prior knowledge and memories.

This processing involves the activation and engagement of multiple brain regions, including the frontal cortex, parietal cortex, temporal cortex, and hippocampus.

Observation also triggers changes in neuronal firing rates, synaptic connections, and the release of neurotransmitters, enabling the brain to interpret and make sense of the observed information.

These changes support the formation of perceptual representations, the encoding of memory traces, and the integration of sensory information with cognitive and emotional processes.

Overall, observation leads to dynamic changes in the brain, involving sensory processing, neural activation, information integration, and memory formation, allowing us to perceive, understand, and interpret the world around us.

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just ask ur teacher she or he will tell u

Answer:

Please find the description of a chemical reaction below.

Explanation:

A chemical reaction is a type of reaction involving two or more substances in which the atoms or molecules that constitutes each substance are rearranged. In other words, a chemical reaction alters the chemical nature of the substances involved.

In a chemical reaction, substances called REACTANTS are changes or transformed into other substances called PRODUCTS. In a laboratory, chemical reactions are carried out when two or more substances are mixed together to form new products.

Answer:

Explanation:

Chloroplasts are found in plant cells only because chloroplasts contain chlorophyll which is essential for photosynthesis. Chlorophyll traps sunlight and uses it to prepare food for plants by the process of photosynthesis.

Answer:

chloroplast are only found in plant cell because

it contain chlorophyll which is useful in making good for plants by trapping sunlight from

sun .

But animal don't need to make food so. they don't contain chloroplast in their cell

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Systems can be found in various domains, such as biology, ecology, society, information, and the physical world. Examples include the nervous system, ecosystems, economic systems, computer networks, and the solar system. Systems consist of interconnected elements working together to fulfill a common purpose.

Systems are structures or sets of interconnected elements that work together to achieve a common purpose. There are various types of systems found in different domains. Here are a few examples:

1. Biological Systems:

  - The nervous system: It includes the brain, spinal cord, and nerves, which work together to transmit signals and coordinate bodily functions.

  - The cardiovascular system: It consists of the heart, blood vessels, and blood, responsible for circulating oxygen, nutrients, and hormones throughout the body.

2. Ecological Systems:

  - Ecosystems: A complex system comprising living organisms (plants, animals, microorganisms) interacting with their physical environment (soil, water, climate) in a specific geographical area.

  - Food webs: Systems that depict the interconnectedness of various organisms in an ecosystem through their feeding relationships.

3. Social Systems:

  - Economic system: A network of individuals, organizations, and institutions involved in the production, distribution, and consumption of goods and services within a society.

  - Political system: Structures and processes through which a society governs itself, including institutions, laws, and decision-making mechanisms.

4. Information Systems:

  - Computer networks: Interconnected devices and communication protocols that enable the exchange of data and information between computers.

  - Database systems: Organized collections of data and software designed to efficiently store, retrieve, and manage large amounts of information.

5. Physical Systems:

  - Solar system: A system consisting of the sun, planets, and other celestial bodies held together by gravitational forces.

  - Climate system: The interactions between the atmosphere, hydrosphere, biosphere, and geosphere that influence long-term weather patterns and climate conditions.

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The correct order of the steps of the scientific methods is Ask questions, Conduct background research, Construct a hypothesis, Test the hypothesis, Analyze the results, Draw conclusions, and Communicate the results.

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We can infer that the male's radius has completed fusion to the diaphysis, which typically occurs around the age of 18-20 years old. Therefore, option B (20+) is the most likely age range for this male.

It is important to note that individual variation and genetic factors may also play a role in bone development and fusion. Other factors such as nutrition, physical activity, and hormonal imbalances can also affect bone growth and development. However, without additional information, we can reasonably assume that the male is likely in his early adulthood based on the completion of fusion in his radius.

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Materials Science and Engineering is an engineering discipline that is concerned with the use of fundamental and applied knowledge of materials so that they can be converted into products needed or desired by society.

The correct field is Materials Science and Engineering. Materials Science and Engineering (MSE) is an interdisciplinary field that combines engineering, chemistry, physics, and biology to create new and improved materials. It involves developing new materials with the required properties to meet the needs of society, as well as characterizing and understanding existing materials' behavior.

The subject's primary focus is on the scientific principles governing the design, processing, and performance of materials. It covers a broad range of materials, including ceramics, metals, polymers, semiconductors, and biomaterials, as well as their composites. The goal of materials science and engineering is to develop new materials and optimize existing ones to improve the performance of a wide range of technologies, from electronics to transportation to healthcare.

It also plays a crucial role in developing sustainable materials that reduce environmental impact and ensure the world's well-being.

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When a country' export exceed it import, the nation ha a  trade urplu.

The trade balance is considered to be favorable if exports outpace imports and the nation enjoys a trade surplus. The trade balance of a nation or region is said to be negative if imports outpace exports, creating a trade deficit.

When a country imports more than it sells over a specific time frame, there is a trade deficit. A negative balance of trade is another name for it (BOT). Different sorts of transactions, including those involving products, services, and goods and services, can be used to calculate the balance.

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Answer:

Mutations are changes in DNA and changes in DNA affect all aspects of an organisms life. The first step to evolution is mutation since it creates new DNA sequences for certain genes. By doing so, is creates new allele. The allele is able to spread through reproduction. All genetic features were initially caused by mutations. Mutation is practically the only way in which a species can have a new variation and so, mutations are the raw material of evolution. Although only hereditary mutations cause evolution, mutations have a large impact on evolution.

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The action potential is the neuronal impulse that a neuron releases when its voltage hits 255 mv.

A neuron's membrane conducts an electrical charge known as an action potential, also known as a nerve impulse.

It can be produced when chemical inputs from a neighboring cell alter a neuron's membrane potential. Depolarization, overshoot, and repolarization are the three phases that make up this process. Until it reaches the terminal button, an action potential travels along the axon's cell membrane.

Therefore, the neural impulse fired by a neuron when it reaches 255 mv is defined as an action potential.

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The point mutation can alter the amount of DNA sequences depending upon the type of mutation.

A point mutation is a type of mutation in which the DNA or RNA, the organism's genetic material, is altered by the addition, deletion, or modification of a single nucleotide base. The amount of DNA is unaffected by base substitution since the nucleotide count is unaffected after the substitution. The amount of DNA grows with insertions and mutations because there are more nucleotides involved, whereas it decreases with deletion mutations. A common example of substitution point mutation is sickle cell anemia.

Hence, the type of point mutation determines the amount of DNA.

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Answer:

I believe it's C? not fully sure, sorry if I get it erong6

Answer:

c

Explanation:

The answer is d. Ribosome. Ribosome is the structure responsible for making proteins using coded instructions that come from the nucleus.

These coded instructions are in the form of messenger RNA (mRNA), which is transcribed from DNA within the nucleus and then transported to the ribosomes for protein synthesis. One of the most crucial cell organelles, ribosomes are made up of RNA and proteins and translate genetic code into chains of amino acids. A ribosome is a sophisticated molecular engine found inside living cells that synthesises proteins from amino acids, also known as translation. All live cells undertake protein synthesis, which is one of their fundamental functions.Both prokaryotic and eukaryotic cells contain ribosomes, which are specialised cell organelles. Ribosomes are essential for the creation of proteins in every live cell. The messenger ribonucleic acid (mRNA) that this cell organelle binds to carries information that is decoded by the mRNA's nucleotide sequence. They enter the cell and transfer RNAs (tRNAs) hat contain amino acids.

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Adjusting behavior or thoughts to fit new environmental demands is a natural and necessary process for individuals and societies to adapt and thrive in changing circumstances.

Adjusting behavior or thoughts to fit new environmental demands is a natural and necessary process for individuals and societies to adapt and thrive in changing circumstances. Environmental demands can range from physical changes in the natural world, such as climate change or natural disasters, to social and cultural shifts in our communities, such as technological advancements or shifts in values and beliefs. Adapting to these demands may require us to alter our habits, beliefs, or practices to better align with our current reality and ensure our well-being and survival. This process may involve challenging our preconceived notions or confronting uncomfortable truths, but ultimately, it is essential for our growth and resilience. By being open to change and willing to adjust our behavior and thoughts, we can better navigate the challenges of our ever-evolving world and create a more sustainable and equitable future for all.

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Answer:

F) mandated.

Explanation:

Mandated by meaning is to, quote "issue an authoritative command". In this case, the authoritative command is the "law". The law is mandated and enforces the conservation of energy.

~

Answer: outside of the cell

Explanation:

Answer:

A b and c

Explanation:

Answer:

YES

Explanation:

Dinosaurs first existed 230 million years ago whereas the carboniferous period existed 359 million years ago .

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Carbon dioxide (CO2), methane, and ozone are examples of greenhouse gases that contribute to pollution, ozone depletion, and global warming. Fossil fuels are a significant contributor to our carbon footprint.

Carbon dioxide (CO2), methane, and ozone are examples of greenhouse gases that contribute to pollution, ozone depletion, and global warming. Fossil fuels are a significant contributor to our carbon footprint, which is the net quantity of greenhouse gases produced by us or the items we consume.

Carbon dioxide footprint can be reduce by trash output, Recycle and reuse output, Go paperless and Use of LED lights can reduce carbon footprint.

Ecosystem balance and Self renewing R and D Department maintains the  carbon dioxide emission.

Therefore, Carbon dioxide (CO2), methane, and ozone are examples of greenhouse gases that contribute to pollution, ozone depletion, and global warming. Fossil fuels are a significant contributor to our carbon footprint.

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Mendel's law of segregation refers to the fact that each individual has two alleles of the same gene, and these alleles are separated in the formation of the gametes, so each gamete has only 1 allele of each gene.

This means that the two alleles of each gene will be in separate gametes (A and B are true) and that each individual has two alleles of each gene (C is true).

So, the right answer would be D) All of the above

The correct option is  A;  Restricted range, narrow habitat tolerances, and small local populations ,

Net reproductive rate (r) is computed as r = (births-deaths)/population size, or simply multiply by 100. Because the population is so much larger, many more people are added.

The second type. A Type II survivorship curve can be found in many bird species. Organisms die more or less evenly at each age interval in a Type II curve. Organisms with this type of survivorship curve may also have a small number of offspring and require a lot of parental care.

A habitat is the broad location in which an organism lives, whereas a niche is the set of physical and biological conditions in which a species lives, as well as the means by which the species obtains what it requires to survive and reproduce.

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Answer:

B

Explanation: other answers don’t make sense.