Active transport will move materials from an area of low concentration to an area of high concentration true of false

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Answer 1
The question Active transport will move materials from an area of low concentration to an area of high concentration is true, because if you try to petal up a hill you use energy, but if you want to go down a hill you would not use energy to petal.

Related Questions

A researcher confirmed her hypothesis by obtaining data through a scientific study. She published her work and results, while proudly stating she had developed a new theory. How would other scientists most likely react to this claim?

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I think most scientists would not respect this researchers claim.
It doesn't seem like the researcher followed the steps of the scientific method.
1.) Making an observation.
2.)Asking questions.
3.)Forming a hypothesis.
4.)Conducting an experiment.
5.)Analyzing Data.
6.)Drawing a conclusion.
7.)Showing work to others.

Publishing his/her work would be the very last step after completing everything else. 

After publishing a research work and stating that she developed a new theory. The research work goes through the peer preview, and it is read and proved by other scientists. It is also found that this work is not published earlier.

What is research work?

Research work is work that is done by a person who is studying a topic. He makes new discoveries on the topic, and he makes a research paper or study written by him which contains what he studies and research about the topic.

Other scientists would first verify this research work, and it also undergoes peer review.

Thus, the after claiming to have created a novel theory and submitting a research paper. The research is evaluated and verified by other scientists as part of the peer review process. Additionally, it is discovered that this study was not released sooner.

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The sum of all of the chemical processes that occur in an organism is called

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Metabolism


hope i helped

Answer:

metabolism

Explanation:

also..speed of energy use

Where are valence electrons located in an atom?

A. in the outer level
B. in the same level as all of the other electrons
C. in the nucleus
D. near the nucleus

Answers

They are located in the outermost shell of an atom. So the answer is A! :)
Final answer:

Valence electrons are found in the outermost shell of an atom and are responsible for the ability of the atom to form bonds.

Explanation:

The valence electrons in an atom are located in the outermost shell or energy level of the atom. They are the electrons in the highest energy level of an atom and are involved in chemical reactions. These electrons are crucial as they determine an atom's ability to form bonds with other atoms. For instance, Oxygen has 6 valence electrons, located in the outermost shell, and needs two more to complete its shell, which it can easily achieve by forming bonds with other atoms.

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Which structures are at the terminal end of the respiratory system?

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The structures that are called to be and are considered to be at the terminal end of the respiratory system are the small air sacs found in the respiratory system which is called or known to be as the alveoli.

They are small air sacs

The nurse practitioner is preparing to examine a 4-year-old child. which action is appropriate first

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give the child feedback and reassurance during the examination.

A diet rich in __________ can reduce the risk of many birth defects

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In order to prevent birth defects, it is recommended a woman who is trying to get pregnant and when she is first pregnant eat a diet rich in folate or folic acid. The vitamin helps prevent serious neural tube birth defects in early pregnancy by up to 70%.

Choose elements that classify the iroquois constitution as a primary-source document.

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The Iroquois constitution is a document known as the "Great Binding Law", also known as the "Great Law of Peace." He law is best described as a tree. The tree is then used to Interpret the law, by using the many uses of the tree in metaphors. The shade, roots and leaves all signify certain aspects of the law, explains how the tree can represent peace among the 5 nations.

Answer:

the answer is 1,3,5.

Explanation:

If a mutation in the dna of an organism results in the replacement of an amino acid containing a polar r-group with another amino acid containing a nonpoler group, how might the structure of the protien be affected

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The structure of the protein would be affected. Polar amino acids are hydrophilic and so they tend to be on the outside of the protein so they can be next to water. If the mutation changed a polar amino acid by a nonpolar then the new amino acid will tend to be on the inside of the protein, probably leading to a whole new conformity.

Field studies and computer simulations are important methods of investigation in...

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The answer is "Ecology".

As various other researchers, Ecologists, regularly utilize models to help comprehend complex issues. Ecological systems are frequently demonstrated utilizing PC simulation. PC simulations can consolidate a wide range of factors and their effects. This is one reason they are valuable for modeling ecology. PC simulations are likewise working models, so they can demonstrate what may occur in ecosystem after some time. For instance, simulations of global warming have been utilized to make expectations about future atmospheres. And field study is the key element to investigate ecological systems based on which at times are prepared the computer simulations.

The cells of a young elephant are the same as the cells of an adult elephant even though the adult elephant is much larger. What happens to the cells of the young elephant during it's growth?

a. The cells of a growing elephant divide to make more cells, and those cells are each half the size as the cells were before they divided. The cells do not grow before they divide again.



b. The cells of the body of a growing elephant grow, but the number of cells stays the same.



c. The size and number of cells in the body of a growing elephant stay the same.



d.The cells of a growing elephant divide to make more cells, and those cells grow to become the same size as the cells were just before they divided.

Answers

cells divide so an organism can grow. my answer is D, it seems most logical.

Approximately how many genes does a typical human have according to the latest research?

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Humans have around 24,000 genes and large parts of our genome actually consist of DNA that doesn’t code for genes. Prior to the completion of the human genome project, it was expected that humans would have over 100,000 genes.

What is the predominant type of bonding for titanium (ti)?

Answers

Final answer:

The predominant type of bonding in titanium varies based on its oxidation state. In metallic titanium, the bonding is metallic, whereas in compounds like titanium (IV) oxide (rutile), the bonding is more covalent due to the similar electronegativities of titanium and oxygen.

Explanation:

The predominant type of bonding in titanium (Ti) largely depends on its chemical context, especially the oxidation state of titanium. When we consider titanium in the form of titanium (IV) oxide, also known as rutile, we are looking at a type of crystal where titanium shows a +4 oxidation state. According to the information provided, oxides with higher oxidation states, like TiO₂, tend to have more covalent bonding because the electronegativity of titanium in this state is closer to that of oxygen, leading to a shared pair of electrons rather than a full transfer.

Additionally, titanium can also exhibit metallic bonding when it is in its metallic form, where electrons are delocalized in a 'sea' around positively charged metal ions. This allows metals to conduct electricity and heat, and provides them with their malleability and ductility. In contrast, titanium compounds in which titanium is in a lower oxidation state would have more ionic character, as the metal would have an electronegativity significantly lower than that of oxygen.

The rutile crystal illustrated by titanium dioxide (TiO₂) has a tetragonal structure with a coordination number of 6 for the Ti⁴⁺ ions, which stresses the significance of its covalent character. Lastly, titanum also forms compounds with halides, where it has significant covalent characteristics due to the likely high oxidation state of titanium, making the titanium-halogen bonds more covalent in nature.

When a baby suckles at its mother's breast the stimulus at the breast is sent to the mother's brain (a region called the hypothalamus). the brain responds by releasing hormones to stimulate the production and the ejection of milk from the breast. this helps the newborn to receive nourishment and encourages more suckling. this example is best described as a ________?

Answers

Yikes.

This is known as positive feedback. It is a continuous loop, that occurs when something physiological is altered.

When this alteration changes, an even stronger change is made in that equivalent direction. 

What I mean by this, is that the physiological change of the baby interacting with the mother caused an increase in that same direction. 

The increase in that same direction is the production of hormones, which raised the amount of milk.

Hopefully, this helps!

A gene has three alleles. how many different genotypes are possible at this locus in a diploid organism?

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Final answer:

In a diploid organism, there can be six different genotypes when a gene has three alleles.

Explanation:

Multiple alleles can exist for a single gene in a population. In a diploid organism, each individual can only have two alleles for a given gene. Therefore, in a population with three alleles for a gene, there can be six different genotypes at that locus. This is because each individual can inherit any two of the three alleles, resulting in different combinations. For example, if we have three alleles labeled A, B, and C, the possible genotypes could be AA, AB, AC, BB, BC, and CC.

Fully classify the epithelial tissue shown in this micrograph. ________________________ keratinized epithelial tissue

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stratified squamous keratinized epithelium

Psychoactive drugs that alter a person’s perceptual experiences and cause a person to see things that are not real are

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The answer is Hallucinogens. Hope this helps.

If your skin comes into direct contact with an unknown material, the first thing you should do is _______.

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Remove that material and wash well with water first and then water and soap ..
Check for any allergic reaction and consult a physician if suspecting any sort of allergy present or there is a history of such incidents ..
Meanwhile, you may also consider taking an Anti-Histamine medication of the most-safe over the counter group like Loratadine or Desloratadine as to the recommended doses ..
If an allergic reaction is started and there is a risk of the fatal Anaphylactic Shock your physician is very likey to administer Adrenaline IM (intramuscular) to you immediately .. Again this is as to your physician and am just mentioning it here for the sake of sharing information :)

Best Luck!

Wise 

Which of the following elements has the highest combined number of protons and neutrons?

Hydrogen: 1 amu
Nitrogen: 14 amu
Oxygen: 16 amu
Boron: 10 amu

Answers

The amu in each of the answers, stands for mass of the element. This is a combination of both the proton and neutron mass.
From you options, oxygen is the element with highest mass.

The element that has the highest combined number of protons and neutrons is Oxygen: 16 amu.

The atomic mass unit (amu) of an element is the sum of the number of protons and neutrons in the atom of that element.

The atomic mass unit of the element reveals the total number of protons and neutrons in the element.

Since oxygen (16 a.m.u) has the highest atomic mass unit among the given elements in this question, therefore, it has the highest combined number of protons and neutrons.

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WHERE ARE LIPDS MADE IN THE BODY

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Lipids are made in cytoplasm
cytoplasm is where lipids are made

How does frost action cause weathering

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Weathering is a process of braking down of rocks into smaller and fine particles. There a lot of different things that cause weathering and some of them are physical weathering and chemical weathering. Frost action is a physical weathering process, it is one of the most important weathering process and it takes place in cold climate conditions. Frost action is caused by repeated actions of freezing an thawing, when a rock is continuously frozen the cracks in the rock increase or become bigger and bigger which then leads to the rock or rocks breaking down into smaller and smaller peaces therefore causing weathering. This weathering process only occurs below and above the temperature of 32 degrees F(0 degrees calcius).

Which describes a way in which phosphorus may enter into the phosphorus cycle?

Answers

The phosphorus cycle is a biogeochemical cycle that describes the movement of phosphorus through the lithosphere, hydrosphere, and biosphere. Unlike many other biogeochemical cycles, the atmosphere does not play a significant role in the movement of phosphorus. Phosphorus mainly comes from soil and rock on the Earth and is recycled by living organisms

Answer:

Human use of fertilizers release phosphorus into the groundwater.

Explanation:

i just took the test

Which feature of a holocrine gland will distinguish it from merocrine and apocrine glands?

Answers

One distinguishing feature of a holocrine gland that distinguishes it from merocrine and apocrine glands is that holocrine glands through lysis,has secretions that depart. The merocrine experiences exocytosis, and the apocrine buds off.

What tool could you use to determine who is the fastest swimmer in your class

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Well, you could use a stopwatch to measure the times of each swimmer.  
Yea a stop watch would be good

Where would ciliated epithelial be found? where would ciliated epithelial be found? in the trachea in medium-sized veins in the gi tract in the kidneys?

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Cillia are hair like structures that sit on the top of a tissue. Epithelium is a tissue type. Chiliated epithelial cells line the airways with goblet cells. They are moving particles of fluid over the epitelial surface in the Trachea, bronchial tubes and nasal cavities. 
Answer: A ) In the Trachea.

does mold produce a toxin to kill bacteria? Or does mold prevent the growth of bacteria on a petri dish?

Answers

it produces a toxin to kill bacteria
Final answer:

Molds can indeed affect the growth of bacteria. They produce toxins and antibiotics, for example, penicillin, which inhibits bacterial growth. However, their primary function isn't to kill bacteria, and their antibacterial effects arise from complex interactions within the microbial world.

Explanation:

Molds, multicellular organisms classified as fungi, can indeed impact the growth of bacteria. They produce disease-causing metabolites known as mycotoxins, though these are not necessarily used directly to inhibit bacterial growth. Molds can also produce antibiotics, a classic example being the mold Penicillium notatum known for producing penicillin, an antibacterial agent.

Molds can be instrumental in controlling certain bacteria in laboratory settings. For instance, Penicillium notatum's ability to inhibit the growth of staphylococci was a groundbreaking discovery in the 1920s. This led to the production and widespread use of penicillin, targeting a range of bacteria including streptococci, meningococci, and Corynebacterium diphtheriae.

It's crucial to note that antibiotics such as penicillin target prokaryotic cells, thus, it's effective against bacteria. However, its systems of action may not necessarily 'kill' the bacteria but rather inhibit their growth and multiplication. Also, some of these effects might dangerous allergic reactions in humans or animals with hypersensitivity to molds and spores. In short, while molds do produce toxins and antibiotics, their primary function is not to kill bacteria, but such effects can result from their complex interactions with the microbial world.

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Dr. blackwell caused rats to stop breathing when he lesioned their _____.

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Dr. Blackwell caused rats to stop breathing when he lesioned their MEDULLA.
When doctor Blackwell induced a lesion in the rats' medulla, he discovered that the rats stopped breathing. He explained this observation by saying that the medulla has functional role to play in the breathing process of rats.

What is the function of cholesterol in the plasma membrane?

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This helps slightly immobilize outer surface of membrane and make it less soluble to very small water-soluble molecules that could otherwise pass through more easily in to the body.Without cholesterol,cell membrane would be the too fluid,not firm enough and too permeable to some molecules.

A home health nurse is visiting a home care client with advanced lung cancer. upon assessing the client, the nurse discovers wheezing, bradycardia, and a respiratory rate of 10 breaths/minute. these signs are associated with which condition?

Answers

These signs are associated with Hypoxia. Hypoxia occurs, producing wheezing, bradycardia, and a decreased respiratory rate. Semiconsciousness is a state of impaired consciousness characterized by limited motor and verbal responses and decreased orientation.

Which statement best illustrates how an organism maintains homeostasis? Question 10 options: Parents pass their traits to their offspring. Female barn swallows mate with long-tailed males. A dog panting after a long walk on a hot July day.

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Remember homeostatsis is when an organism's body tries to maintain adequate body temperature.This is done through the method of cooling.Furthermore ,in humans we sweat in order to achieve this cooling effect .that being said the only one here that would make sense is C)A dog panting after a long walk on a hot July day.The reason this answer would be correct is becausethis is a dog's method of cooling ,as they don't have sweat glands .Therefore they pant to maintain homeostasis.

A dog panting after a long walk on a hot July day.

What is the function of atp in living things

Answers

ATP is stored energy inside of living things.

It powers living things, powers processes, powers everything inside of a cell.
Final answer:

The function of ATP in living things is to provide and transport energy within cells for various biological processes, functioning like a rechargeable battery. It's a critical component for cellular activities including growth and movement, and its energy is harnessed when ATP is transformed into ADP or AMP.

Explanation:

The function of adenosine triphosphate (ATP) in living things is to act as the main energy currency for cellular processes. ATP allows cells to store energy safely and to release it as needed to fuel various cellular activities. This is vital because living cells cannot store large amounts of free energy due to the risk of heat buildup which would damage cellular structures. ATP operates like a rechargeable battery, providing energy for processes such as growth, movement, active transport, and the synthesis of complex biomolecules.

When ATP is used, it releases one or two of its three phosphate groups, turning into adenosine diphosphate (ADP) or adenosine monophosphate (AMP) and releasing energy in the process. This energy is then harnessed to power energy-demanding activities within the cell. The energy derived from the metabolism of sources like glucose is used to regenerate ATP from ADP during cellular respiration through substrate-level phosphorylation and oxidative phosphorylation.

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