In order to identify victims of earthquakes, the DNA database
O would need to include more profiles than that used for known criminals
O would be the same as that used by the country's forensic scientists
O could be compiled from that database found on the Genome Project site
O would need the identities and profiles of possible victims

Following are the ways in which destruction to the environment and depletion of resources can affect our overall well being as a population

1. A lack of water

Due to contamination, wasting, and the degradation of natural water catchment regions, poor agricultural methods, deforestation, and pollution are important contributors to the depletion of water resources.

2. Oil exhaustion

Oil is a nonrenewable resource that supplies around 40% of the world's overall energy needs.

3. Reduction in forest cover Every year, over 18 million acres of forest are lost.

4. Mineral depletion

To support the seven billion people on the planet, there has been a rise in the mining of minerals like phosphorous, petroleum, copper, and zinc, among others.

5. Species extinction

Some species may become extinct as a result of the modifications in animal life circumstances brought on by resource overexploitation and habitat deterioration.

6. Ocean Acidification

Because the acidity reduces the calcium concentrations, crabs find it challenging to develop their shells, leaving them defenseless.

7. Water Pollution

Nitrogen, a component necessary for plant development, is a component of fertilizer, although its use is not restricted by this fact.

8. Overfishing

The biggest danger to all aquatic life and the main factor reducing biodiversity is pollution.

9. Deforestation

With an exponential rise in the number of people, food, resources, and housing are being produced at incredible rates, primarily because to forests.

10. Acid Rain

When rain falls, it collects in water bodies, harming lakes and other tiny bodies of water particularly.

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Active transport requires energy to carry a nutrient from outside the cell, through the cell membrane, and into the cell.

In contrast to passive transport, which does not require energy for the movement of molecules, active transport does. While in passive transport, molecules travel along the concentration gradient, active transport involves molecules moving against the gradient.

Active transport moving against the concentration from lower concentrations to higher concentrations. Active transport mechanism  expands energy.

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Since water absorbs heat equivalent to mass times latent heat of evaporation in order to turn into vapor, it results in cooling. This results in a heat loss rate of 37.66 W in watts in Dog.

Evaporation:

Consequently, latent heat of water evaporation

= 2260 x 10³ J / kg or 2260 J / g

Now

1 g of water evaporates during the process,

heat lost = 2260 J

Moreover, heat loses every minute

= 2260 J

So,

Every second, heat is lost

= 2260 / 60

= 37.66 J /s

= 37.66 W

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Endosymbiosis term describes a relationship, in which a smaller cell lives inside a larger cell.

So, the correct option is (c).

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Answer: It's different because the membrane is the control center of the cell a balloon just holds the water

Explanation:=)

Answer:

True

Explanation:

Answer:

Biodiversity supports human and societal needs, including food and nutrition security, energy, development of medicines and pharmaceuticals and freshwater, which together underpin good health. It also supports economic opportunities, and leisure activities that contribute to overall wellbeing.

Explanation:

Hector pops this balloon, the molecules in the helium gas will rise upwards.

The helium will move upwards and will go to the upper air level of the closed room, this majorly occurs due to the physical difference between helium and air in the density: 0.166 kg/m³ for helium and 1.21 kg/m³ for air which makes helium almost 86% less dense than air.

Gas density can be defined as the mass of the gas occupying a certain volume at specified pressure and temperature, helium is second most light gas after hydrogen

Hector is standing in a closed room with a balloon filled with helium gas when Hector pops this balloon, the molecules in the helium gas will rise upwards.

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If the temperature of a substance has changed, you can also conclude that the thermal energy has changed.

This is referred to as the degree of hotness or coldness of a substance or body and is measured using the thermometer with its standard unit being Kelvin. It has different types relationship with parameters such as volume, pressure etc which makes its use very important.

Temperature is dependent on the thermal(heat) energy contained in the body and have a direct relationship. This therefore means that an increase in thermal energy will result in an increase in the temperature and vice versa.

This therefore means that a change in the temperature of a body will also lead to a corresponding change in the thermal energy thereby masking it the most appropriate choice.

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" Eukaryotic cells have organelles for processes like respiration or photosynthesis". This statement is not one of the several differences between prokaryotic and eukaryotic cells.

`What are Prokaryotes and eukaryotes?

Prokaryotes often spelled "procaryotes," are creatures without a cell nucleus (also spelled "karyon") or any other membrane-bound organelles. The term "prokaryote" is derived from the Old Greek pro- before + karyon nut or kernel, referring to the cell nucleus, + suffix -otos, pl. -otes. Prokaryotes typically have one cell, however, some do have many cells.

Cells in eukaryotes (IPA: [jukt]) are arranged into intricate structures by internal membranes and a cytoskeleton. The nucleus is the most recognizable membrane-bound structure. Their name, which is also written "eucaryote," which derives from the Greek letters, meaning good or true, and v, meaning nut and alluding to the nucleus, is a result of this characteristic. Eukaryotes include protists, fungi, plants, and animals.

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Both the public and private sectors are increasingly utilising biometric technology and systems. Biometric technologies like voice, iris, fingerprint, and facial identification are becoming increasingly affordable, sophisticated, and precise.

Biometric technologies consequently play a bigger role in people's dealings with the government and in their daily lives. In-depth information about biometrics, their advantages and applications in the public sector, as well as the privacy issues they present, is provided in this site. Additionally, the Privacy and Data Protection Act of 2014's Information Privacy Principles (IPPs) and biometrics are examined in relation to one another (PDP Act). Instances include a person's fingerprint, iris, face, or hand geometry, as well as behavioural traits like gait, signature, or typing style. Biometric traits can be more trustworthy and successful at uniquely verifying a person's identity than other techniques, such as knowledge-based verification systems (a password or PIN) or token-based systems, because they are typically unique to each individual (an ID card or licence). Another benefit is that biometric traits cannot be shared, forgotten, or replicated as easily as tokens or passwords. As a result, biometrics are being employed more and more in identity management, especially for authentication.

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According to the research, the primary purpose of membrane channels is to circulate ions, and of membrane pumps is to maintain differences in ionic concentration.

They are pores in the cell membrane through which ions circulate for muscle contraction or membrane potential changes that may depend on a ligand or voltage, depending on whether their opening is determined by the binding of a ligand or by changes of voltage.

In this sense, membrane pumps is the mechanism of active ion transport, consuming energy across a membrane against an electromechanical gradient to maintain differences in ion concentration between the intracellular and extracellular space.

Therefore, we can conclude that according to the research,  the primary purpose of membrane channels is to circulate ions, and of membrane pumps is to maintain differences in ionic concentration.

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True, DNA methylation controls the expression of genes and contributes to epigenetics.

DNA Methylation for Gene Expression- DNA methylation controls the expression of gene by adding the methyl group ([tex]CH_{3}[/tex]-) on the genes which may turn on or turn off the gene activity.

DNA Methylation for Epigenetics- The several changed forms of cytosine and the associated enzymes for each alteration are displayed. A methyl (CH3) group is added to DNA as part of the epigenetic process known as DNA methylation, which frequently alters gene function and influences gene expression.

DNA Methylation- DNA methylation controls gene expression by either attracting proteins that play a role in gene repression or through preventing transcription factor(s) from binding to DNA. A dynamic processes involve combining de novo DNA methylation and demethylation causes the sequence of DNA methylation in the genome to alter during development.

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The statement: As the volume of a rock increases, the density of the rock also increases is false

The density of a substance is simply defined as the mass of the subtance per unit volume of the substance. Mathematically, it can be expressed as

Density = mass / volume

Density is related to volume according to the following formula:

Density = mass / volume

From the formula above, we can see that density and volume are in inverse proportionality. Thus, as the density increase, the volume will decrease and as the density decrease, the volume will increase

From the above illustration, we can conclude that the statement: As the volume of a rock increases, the density of the rock also increases is false

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The representations in the media of the identification and analysis of physical evidence are accurate based on the information learnt due to the various investigations and tests which occurs.

This is referred to the materials and information which helps to prove that something is true or valid and at crime scenes, fingerprint and blood are usually collected so as to solve the investigation.

However, the representations in the media of the identification and analysis of physical evidence are usually well analysed after series of thorough investigations and tests have been done so as to ascertain the true story and picture before it is then divulged to the public.

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Yes it is possible, if you multiply 20 times 17 and add it to 4 times 17 you will get the same answer as you direct multiply 24 times 17.

   24 ×17

  = 408

   20×17

  = 340

 And , when you multiply 4 times 17,

 4×17

=68

When adding these two,

340+68

=408

So, in both case result will be same which is 408

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Your question is incomplete, to see the full question please refer:

In order to find 24 times 17, If I multiply 20 times 17 and add it to 4 times 17 .Is that possible?

Central nervous system neurons that process information between sensory inputs and motor outputs are called interneurons.

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Stratification within the rain forest reduce competition for food because every strata has a unique flora and fauna relationship and is denoted as option A.

This is a term which is used in biology to explain the interaction between  species when they both require resources which have a limited supply such as food etc in the ecosystem.

Stratification means division into various types of groups based on various factors and each has their unique flora and fauna relationship which signifies the presence of more organisms in the ecosystem which will thereby help to  reduce competition for food.

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True , biologist sometimes use different models to represent they cannot study directly.

A scientific model is a physical and/or mathematical and/or conceptual representation of a system of ideas, events or processes. Scientists seek to identify and understand patterns in our world by drawing on their scientific knowledge to offer explanations that enable the patterns to be predicted.

Models help us to understand the concepts for easily in 3D form. Scientist use models to investigate objects or processes that happen too slowly, too quickly.

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No real commercial aircraft or birds are injured in this controlled model. Limitations include the availability of idle aircraft.

What is an experimental model?

A model is a three-dimensional representation that is scaled down, a simplified description of a system, a figure that can be replicated in any material, a specific design or style of a structure or convenience, a model person, thing, or ideal, an example of a person or thing that can be copied or imitated, or a person to pose or be shown, according to the English language dictionaries.

The term is difficult to define and reconcile because it has so many different connotations. The qualification of new information is one of the oldest problems in experimental research. Because of this, one of science's main goals has been to discover an experimental model in order to develop knowledge more uniformly.

Finding a model for knowledge generation is important since it is necessary to fully understand the procedures that result in this fact. The greatest strength of the experimental model is its capacity to concurrently comprehend assumptions, control results, and technique.

Therefore, In this controlled model, neither genuine commercial aircraft nor birds are harmed. The availability of idle airplanes is one limitation.

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Answer: The answer is D, Enzymes will denature and be unable to function.

Explanation: I took the test! good luck :)

If the enzymes are exposed to very high temperatures, enzymes will denature any unable to function. So the correct option is D.

Proteins are called enzymes to aid in accelerating our bodies' chemical processes, or metabolism. Some compounds are created, while others are broken down. Enzymes are a part of all living things.

Enzymes are created by our bodies spontaneously. However, food and manufactured goods both contain enzymes. The aiding of digestion is among the most crucial functions of enzymes. The process of converting the food we consume into energy is called digestion. For instance, our saliva, pancreas, intestines, and stomach all contain enzymes. They disintegrate proteins, carbs, and lipids. These nutrients are used by enzymes for cell development and repair.

The body contains tens of thousands of different enzymes. Every kind of enzyme has a single function. For instance, the enzyme sucrase degrades the sugar sucrose. Lactose, a kind of sugar included in milk products, is broken down by lactase.

Therefore, the correct option is D.

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Answer:

Option 1: G

Explanation:

5,500 kelvin is about the same surface temperature as the Sun, which is classified as a yellow star, that is under the spectral class G.

Please refer to both pictures for more details

Answer:

Earth's Magnetism is generated by convection currents of molten iron and nickel in the earth's core. These currents carry streams of charged particles and generate magnetic fields

Explanation:

The sequence of events for protein transport is:

Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino acid residues.

The sequence of events for protein transport include:

(a) Activation of amino acids: The reaction is shown as

AA + ATP Enzyme -AA – AMP – enzyme complex + PP

(b) Transfer of amino acid to to RNA: The reaction is shown as

AA – AMP – enzyme Complex + tRNA- AA – tRNA + AMP enzyme

(c) Initiation of polypeptide chain:

The information for the sequence of amino acids is present in the sequence of nitrogenous bases of mRNA.

(d) Chain Termination:

The three terminal codons are UAG (Amber), UAA (Ochre) and UGA (Opal) which are also called stop signals.

(e) Protein translocation:

polypeptide chain which grows on mRNA is inserted into the lumen of ER membrane

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Answer:

Studying cells helps us understand how organisms function. Cellular components work together to carry out life functions. Cellular processes enable organisms to meet their basic needs.

The advantages of understanding the working of different components of the cell are as follows:

(i) It Will help us to study the basics of life processes like nutrition, metabolism, etc.

(ii) It gives us a better understanding of cell division, repair, and regrowth.

The cell components include the Cell wall, cell membrane (plasma membrane), Cytoplasm, and cell organelles. The presence of these components slightly varies in plant and animal cells.

Example: Cell wall is present in plant cells but absent in animal cells.

Understanding the working of different components of cells will give us more clarity on how each process like mitosis, meiosis, DNA replication, etc is carried forward.

Example: Learning more about a cell organelle - mitochondria we have understood every important process called the electron transport chain and how chemical energy from food is converted to ATP (energy used by cells).

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The fossil remains of Mesosaurus showed that plate tectonics is valid earth science theory.

Due to the discovery of Mesosaurus bones in the Whitehill Formation in southern Africa, as well as the Melo Formation in Uruguay and the Irati Formation in Brazil, two geographically distinct areas, Mesosaurus was essential in supplying evidence for the notion of continental drift.
They also were evidence that proved that earlier South America and Africa must have joined during that era.

What is plate tectonics?

According to the scientific hypothesis of plate tectonics, the underground movements of the Earth create the primary landforms. By explaining a wide range of phenomena, including as mountain-building events, volcanoes, and earthquakes, the theory, which became firmly established in the 1960s, revolutionized the earth sciences.

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Answer:

Yes, look down below why the world gone beyond its carrying capacity ?

Explanation:

The reason why it has gone beyond its carrying capacity is bc the  Human population, now nearing 8 billion. Which means more homes are gonna be built and more object are gonna be used which means lots of resources in the earth are being used faster. And the cycle to grow/form back the materials are not able to keep up the demand.

Another reason the world gone beyond its carrying capacity is bc people are slowly destroying the planet by -"overpopulation, pollution, burning fossil fuels, and deforestation, Genetic Modification, Ocean Acidification, Water Pollution, Overfishing."

So "Humans are the most dangerous things on the earth".

Hope this helped answer your question.

:3

Answer:

Task 1:

1. The abundance of the chemical elements is a measure of the occurrence of the chemical elements relative to all other elements in a given environment.

2. The relative abundance definition in chemistry is the percentage of a particular isotope that occurs in nature.

3. Percent abundance is the percentage amount of all naturally occurring isotopes of an element.

Task 2:

Crust- Oxygen and Silicon have the most abundance with Oxygen having the most.

Hydrosphere- Hydrogen and Oxygen have the most abundance with Hydrogen having the most.

Troposphere- Nitrogen and Oxygen have the most abundance with Nitrogen having the most.

Task 3:

Potassium is part of the hydrosphere because Potassium readily dissolves in water during weathering of potassium-bearing minerals and enters the hydrosphere for a long time.

In the Troposphere the last 1% is made of argon, water vapor, and carbon dioxide.

I had to do some investigation for this but I hope this helps :)