how does a catalyst work ?

Answers

Answer 1

Answer:

Magic.

Explantion:

Magic from the catalyst.


Related Questions

Identify the bone.
This is all that was given to me and so far I've deciphered that this doesn't exactly look like a part of the mandible.

Answers

The hyoid bone (hyoid)

Which best describes the nature of cellular respiration?
OIt is an energy-seeking process.
OIt is an energy-gathering process.
OIt is an energy-releasing process.
OIt is an energy-destroying process.

Answers

Energy releasing process
Hope this helps

The nature of cellular respiration is an energy-releasing process. Therefore, the correct statement is option C.

What is the process of cellular respiration?

The process of cellular respiration releases energy. In order to liberate energy from foods and create ATP (adenosine triphosphate), the molecule that transports energy in cells, a metabolic process takes place in the cells of living things.

Organic substances, like glucose, are broken down in a sequence of enzyme processes that release the stored energy, which is then collected in the form of ATP, during cellular respiration.

Since this process takes place in the presence of oxygen, it is also known as aerobic respiration. Living organisms depend on cellular respiration to survive because it helps in the transportation of the energy needed for all of their cellular functions.

Therefore, the cellular respiration is an energy-releasing, and a metabolic process takes place in the cells of living things.

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Binomial nomenclature gives people their first and last names, such as John Doe

True
False

Answers

Answer:true

Explanation:

Answer:

False.

Lets look about a Binomial nomeclature.

Explanation:

Binomial NomenclatureThis is the scientific system of naming organisms whereby each name is made up of two latin words;Generic name from the Genus of the organism and Specific name from the Species of the organism.Common examples of organisms names with their scientific names as named by this system includes:

Organism Scientific nameHuman being Homo sapiensDomestic cat Felis catusHousefly Musca domestica

Why might an idea or hypothesis be discarded?

Answers

A hypothesis can be discarded due to the emergence of empirical evidence rejecting its assumptions.

What is a scientific hypothesis?

A scientific hypothesis is a given explanation about a phenomenon of the real world that is tested by using the scientific method.

Hypotheses are rejected or confirmed by collecting empirical evidence through experimental or observational procedures.

In conclusion, a hypothesis can be discarded due to the emergence of empirical evidence rejecting its assumptions.

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when testing the temperature of catalase, why did the enzyme catalase work best at 37°c? (select all that apply.)

Answers

The catalase worked best at 37 °C because the temperature is optimal.

Enzyme and temperature

Enzymes are proteinous substances that are capable of speeding up the rate of biological reactions.

However, enzymes are very specific in actions and work best at a specific temperature range.

Below the temperature range, the activities of enzymes reduce and may even become denatured.

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from the outside to the inside of a long bone, what is the first tissue encountered?

Answers

From the outside to the inside of a long bone, the first tissue encountered is the periosteum.

What are long bones?

The long bones of the body are the bones which include the humerus, femur, radius and Luna, tibia and fibuka.

The tissues present in a long bone include, spongy bone, compact bone, periosteum,etc.

The periosteum is a layer of fibrous connective tissue that completely covers a long bone.

It is the first tissue encountered from the outside to the inside of a long bone.

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Hemophilia is an X-linked recessive disorder that is passed through generations and can be traced by using a pedigree.In the pedigree that is shown, which represents Irene's allele combination?

Answers

Answer:

XHXH

Explanation:

Hemophilia is an inherited genetic disorder that affects the body's ability to manufacture blood clots, which is a necessary step to prevent bleeding. Hemophilia A and B are both X-linked recessive illnesses, although females are not affected. X-linked recessive inheritance is a kind of inheritance in which a mutation in an X-chromosome gene causes the phenotype to be manifested in males who are hemizygous for the gene mutation because they have one X and one Y chromosome.

When a cat drops from a tree to the ground the conversion of takes place. Then the cat runs up behind a mouse to obtain it food after eating it’s prey the conversion of takes place inside the cats body

Answers

Answer:

The first part would be gravitational to kinetic energy. Then it would be chemical to mechanical energy.

Explanation:

what does the immune system protect the body against

Answers

Answer:

The immune system defends our body against invaders, such as viruses, bacteria, and foreign bodies.

Explanation:

They protect against harmful germs, parasites (such as worms), or cells (such as cancer).

the immune system defends our body

What factors do the kingdoms protista, plantae, fungi, and animalia have in common?

Answers

Protista,plantae, fungi, and animalia are all eukaryotes.

A scientist shines ultraviolet light on a colony of blue colored bacteria. She then places colonies of the bacteria in separate Petri dishes. After
allowing the bacteria to replicate for several generations, the scientist observes that some of the dishes now contain colonies with purple and
red colored bacteria. What can be concluded from this observation?

Answers

Answer
There were two types of blue colored bacteria in the Petri dishes. The two types were ones that needed high amounts of light and ones that didn’t need a lot of light.
Explanation
The bacteria that needed high amount of light adapted and became red to absorb the most amount of UV light and the ones that needed little to none light adapted to become purple to reflect the most amount of UV light.

The table shows the osmotic potential of a range of sucrose solutions.

Concentration of sucrose/mol dm3
0.30
0.35
0.40
0.45
0.50
0.60

Osmotic potential/kPa
-860
-970
-1120
-1280
-1450
-1800

(a) Analyse the data in the graph and in the table to explain how the osmotic potential of tgese onion cells could be determined.

(b) Explain why the plant tissue was left in sucrose solution for 10 minutes before the cells were observed.

Answers

Explanation:

(b) Explain why the plant tissue was left in sucrose solution for 10 minutes before the cells were observed.

Select the correct number on the image.
This map shows the amount of soil moisture (SM), which is an indicator of water availability for people living in that region. Based on the data from map, which region has the maximum risk of a water shortage?

Answers

Based on the data from map, region 4 has the maximum risk of a water shortage

What are the effects of water shortage?

Three effects that water shortage has on a region is that farming is harder to do because the planets will die without water and then we can't get food. People also don't have drinking water or water.

Another effect is that people can't use water for everyday necessities like keeping clean.

Thus, region 4 has the maximum risk of a water shortage.

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using oil immersion is useful because

Answers

Using immersion oil is useful as it acts as an interface between the blade and the front lens of the objective, improving the quality of the visualized image.

What is immersion oil for?

Immersion oil is a resource generally used with the objective of greater magnification, its function is to act as an interface between the blade and the front lens of the objective, improving the quality of the visualized image.

With this information, we can conclude that using immersion oil is useful as it acts as an interface between the blade and the front lens of the objective, improving the quality of the visualized image.

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Attachment of herpesviruses results in ________, a process in which the host cell facilitates viral entry.

Answers

The attachment of herpes viruses results in endocytosis, a process in which the host cell facilitates viral entry.

What is endocytosis?

Endocytosis refers to the cellular physiological process where a cell engulfs foreign particles.

This cellular process (endocytosis) is very common to obtain certain substances from the surrounding environment.

In conclusion, the attachment of herpes viruses results in endocytosis, a process in which the host cell facilitates viral entry.

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Which of the following correctly compares Kinetic and Potential Energy?
Select one:
O a. Potential energy is stored energy and kinetic energy is the energy of motion.
O b. Kinetic energy is stored energy and potential energy is the energy of motion.
Potential energy is always zero.
Oc.
Od. Kinetic energy is always higher than potential energy.

Answers

hi :)

the answer is a. potential energy is stored energy and kinetic energy is the energy of motion.

hope this helps.

The Big Bang theory states that _____.

Answers

Answer:

The big bang theory is states that universe began as just a single point, then expanded and stretched to grow as large as it is right now.

Hope this helps........

What is the relationship between velocity and speed

Answers

Speed is something pacing, increasing, or decreasing in its own acceleration. Velocity relates to speed because it is the same thing, except velocity is speed in a given direction.

Answer:

Relationship btw Speed and Velocity

Explanation:

Speed:

speed can only be positive.

Velocity:

Velocity can be positive, zero and negative in magnitude.

Describe the medicinal value of mushroom​

Answers

Answer:

Mecdicinal Value Of Mushroom

Explanation:

Mushroom are antibacterial, immune system inhancer and cholesterol lowing agents; additionally, they are important sources of bioactive compounds. As a result of these properties, some mushroom extracts are used to promote human health and are found as dietary supplements.

I hope this will help you.

zai tian.

Question 7 of 10
How much of Earth is covered in water?
OA. 50%
B. 95%
OC. 25%
OD. 75%

Answers

B 95% if you want to be technical it’s 96 however that’s the closest so it would be the most logical to use b 95%
B 95% there’s a lot of water

Retell the story of how the moon formed. integrate as many of the moon's features into the story as possible.

Answers

The moon formed due to the collision of earth and other small planet.

How the moon formed?

The Moon formed during a collision between the Earth and another small planet about the size of Mars. Due to this collision, the debris from this collision was collected in an orbit around Earth which leads to the formation of the Moon.

So we can conclude that the moon formed due to the collision of earth and other small planet.

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Organisms inherit specific traits and characteristics from their parents. albinism is an inherited disorder that occurs when an organism is unable to produce or distribute melanin. melanin is a substance in the body that helps determine skin color, hair color, and eye color.

Answers

Gene is the basic unit of heredity that carries the trait of albinism from parent to offspring.

What is Gene?

This is referred to as the unit of hereditary and is usually transferred from the parent to offspring.

The albinism trait is therefore inherited by the offspring as a result of the gene which is the most appropriate choice.

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The world's largest ocean is the

a. Indian Ocean

b. Arctic Ocean

C. Atlantic Ocean

d. Pacific Ocean.​

Answers

[tex]\huge\purple{Hi!}[/tex]

the answer is d.pacific ocean is the largest ocean in the world it is also the world's deepest ocean.

Option d is correct. Pacific Ocean is the largest ocean in the world.

The Pacific Ocean, A body of seawater that stretches from the Antarctic region in the south towards the Arctic Circle in the north and is sandwiched between Asia and Australia on the west and South and North America on the east. It covers roughly one-third of the earth's surface and is arguably the largest of the world's oceans. Its total area, excluding neighbouring seas, is estimated 63,800,000 square miles (165,250,000 square kilometres), which is twice the size of the Atlantic Ocean and larger than the entire land area of the world. It has a mean depth of 14,040 feet (4,280 m). The western Pacific is known for its numerous outlying seas.

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how do the chromosomes contained in a gamete differ from the chromosomes contained in other normal human cells?

Answers

Gametes have 23 chromosomes, while other normal human cells have 46 chromosomes.

What is chromosome?

Chromosomes are threadlike structures made of protein and a single molecule of DNA that serve to carry the genomic information from cell to cell.

Difference between chromosomes in gamete and normal human

Gametes have 23 chromosomes, while other normal human cells have 46 chromosomes.

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Which is an abiotic factor that can be found in a rain forest ecosystem?
OA. Water
OB. Trees
O C. Animals
D. Bacteria

Answers

Answer:

I think Trees because abiotic means stuff that doesn't live so yea
let me know if i am wrong.

Explanation:

should be B i would think






The processes of meiosis and fertilization help ensure the survival of the
species by providing each generation with the same number of - *

chromosomes

body cells (somatic)

gametes (sex cells)

offspring

Answers

Answer:

providing same number of chromosomes

Explanation:

each gamete has similar number of chromosomes which when fused during fertilization provide the same number of chromosomes

Put the following events of the neuromuscular junction in the order in which they occur. 1. Action potential is propagated in the sarcolemma. 2. Acetylcholine binds to ligand gated sodium channels. 3. Action potential arrives at the neuromuscular junction. 4. Vesicles full of acetylcholine are stored at the axon terminal. 5. Acetylcholine is released into the synaptic cleft.

Answers

Muscle contraction occurs when somatic neurons and muscle fibers connect through neuromuscular synapse. The order of events is 4, 3, 5, 2, 1.

How does muscle contaction occur?

Muscle fiber contractions are due to stimulation produced by somatic motor neurons, when their axons get in contact with muscle fibers through a neuromuscular synapse.

The sequence of events during muscle contraction is as follows,

1) At rest, attraction strengths between myosin and actin filaments are inhibited by the tropomyosin.

2) An action potential originates in the central nervous system, and travels to the somatic motor neuron membrane, where it activates the calcium channels.

3) Calcium channels open and the ions get into the neuron.

4) Calcium makes vesicles fuse with the membrane.

5) Vesicles release the neurotransmitter acetylcholine (Ach) into the synaptic space at the juncture.

6) Ach moves through the synaptic cleft and binds to its receptors on the skeletal muscle fiber.

7) This recognition event causes the ion channels to open,

sodium ions cross the membrane to get into the muscle fiber (sarcoplasm), potassium gets out.

8) The difference in charges caused by the migration of sodium and potassium makes the muscle fiber membrane turns more positively charged (depolarized).

9) The action potential caused by the depolarization enters the t-tubules. Consequently, it depolarizes the inner portion of the muscle fiber.

10) Depolarization activates the T tubules membrane calcium channels and releases the ion into the sarcolemma.

At this point, tropomyosin is obstructing binding sites for myosin on the thin filament.

11) When calcium binds the troponin C, the troponin T alters the structure of tropomyosin by moving it and unblocks the binding sites.

12) Myosin binds to the uncovered actin-binding sites, and while doing it, ATP is transformed into ADP and inorganic phosphate.

13) Z-bands are then pulled toward each other, thus shortening the sarcomere and the I-band and producing muscle fiber contraction.

According to this framework, the correct order of events is,

4. Vesicles full of acetylcholine are stored at the axon terminal.

3. Action potential arrives at the neuromuscular junction.

5. Acetylcholine is released into the synaptic cleft.

2. Acetylcholine binds to ligand gated sodium channels.

1. Action potential is propagated in the sarcolemma.  

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the term __________ refer to a membrane that allows some things to pass through it, but not others

Answers

The term selectively permeable refers to a membrane that allows some things to pass through it, but not others.

What is the cell membrane?

The cell membrane is a selectively permeable barrier that allows the entry of certain substances into the cell.

Selectivity of the cell membrane is fundamental to maintaining the homeostasis (state of internal equilibrium) of the cell in a surrounding environment.

In conclusion, the term selectively permeable refers to a membrane that allows some things to pass through it, but not others.

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True or false? the chemiosmotic hypothesis states that the synthesis of atp generates a proton gradient that leads to electron flow through an electron transport chain.

Answers

Answer:

False

Explanation:

The chemiosmotic hypothesis states that the flow of electrons through an electron transport chain generates a proton gradient that leads to the synthesis of ATP. A proton gradient across chloroplast and mitochondrial membranes drives ATP synthesis by the enzyme ATP synthase.

A biodiversity hotspot is a region that has lost at least

Answers

Answer:

diversity throughout all living organisms

To be classified as a biodiversity hotspot, a region must have lost at least 70 percent of its original natural vegetation, usually due to human activity. There are over 30 recognized biodiversity hotspots in the world.
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Identify the common ratio and first term and fill in the recursive formula for each of the following geometric sequences. Avani has a loyalty card good for a discount at her local hardware store. The item she wants to buy is priced at $17, before discount and tax. After the discount, and before tax, the price is $15.64. Find the percent discount. Henry leads a team of hikers for a full-day hike that takes 8 hours. Every hour, the hikers gain 250 feet in elevation. The independent variable is ____, ________ in ________. The dependent variable is _____, increased elevation in feet, or __________. A possible verbal description is ____ equals 250 times ____. The equation ______ = ___________ corresponds to this relationship. A line with slope 2 passes through the point (2, -4). Find the coordinates of another point on the line. A main goal of the National Housing Act of 1949 was to: Group of answer choices provide money for financial incentives All of these are correct. create the FHA help ensure a decent home and suitable living environment In part of the model, materials move out of the bag and into the water. which of the following cell processes does this best model? a. substances move from an area of low concentration to an area of high concentration. b. small molecules easily pass between the phospholipids in the cell membrane. c. transport proteins use energy to push large molecules across the cell membrane. o d. a vacuole opens to release substances into the area outside the cell. previous according to aristotle, with whom did a tyrant share power The Tudor Manor Hotel is widely recognized as being the best in Rottingdean. It's half a mile from the train station and just a few hundred yards from the beach. Prices range from 55 to 95 per night. The hotel is also known for being haunted by the ghost of one of its former owners, Elizabeth Dacre types of socialization _____ thinking is best defined as detecting paradoxes and inconsistencies among ideas and attempting to reconcile them. During appositional growth of cartilage, the cells that produce the matrix are the: norma inc. uses the perpetual inventory system. when the company records a sale, it should make entries to: Think of a situation where you or a friend made a choice that turned out differently than you expected. (You don't have to get personal - you can describe a fun or silly situation.) Identify the irony in the situation. Is the irony verbal, dramatic, or cosmic? In one or two paragraphs, analyze the impact of the passage of the 17th Amendment. Your answer must include a description of the changes made by the 17th Amendment and an analysis of how those changes affected US society. There are 15 players on a volleyball team. Only 6 players can be on the court for a game. How many different groups of players of 6 players can the coach make, if the position does not matter? 720 810 5,005 3,603,600 PLEASE HELP ASAP (Picture shown) Question 9 of 10What is an open system?OA. A system that allows energy to move in and out but not massB. A system that allows energy and mass to move in and out of itXA You are riding along a straight river from east to the west at speed of 160m/m. At a given time, you will see the bearing of a church on the other parallel road is N 70 degrees W, and 4 minutes later the bearing is N 56 degrees W. What is the width of the river? (Round your answer to two decimal points) Which of the following provisions were part of theGreat Compromise?Check all of the boxes that apply.The Senate would be based on population.The House would be based on populationThe Senate would have equal representationfrom each state.The House would have equal representationfrom each state. ) How long does he travel at 30 km/h, if he travels 1.2 h at 20 km/h?