What did Lister show concerning pathogens?

Answers

Answer 1

EXPLANATION/ANSWER:

Lister is a doctor, surgeion, and medical scientist that proved the Germ Theory. The Germ Theory states that invasion foreign bodies inside the human body can cause diseases.


Related Questions

Describe the structure of the endoplasmic reticulum.

Answers

Endoplasmic reticulum is a membrane system forming a series of sacs in eukaryotic cells. It has many functions, including the synthesis and transport of proteins. There are two types of endoplasmic reticulum with different structures, as follows:

1) Rough endoplasmic reticulum - its sacs are convoluted but flat, contiguous with the nuclear membrane. Its outer surface is studded with ribosomes, which gives it the rough appearance.

2) Smooth endoplasmic reticulum - its sacs are tube-like structures and they are located near the cell periphery. Sometimes these tubules branch, forming a reticular network wit.


For hypertrophy to occur in skeletal muscle fibers, which subcellular changes must be seen in a muscle cell?

Answers

Answer: at here is selective hypertrophy of type 1 fibers

I think is has something to do with enhancing the strength within the muscle by increasing the number of contractile myofibrils

After the red giant stage, a smaller star will become

Answers

Answer:

hope help you stay happy

After the red giant stage, a smaller star will become

the plants in. are true breeding​

Answers

Answer:

?

Explanation:?!

II. PARTS OF THE DIGESTIVE TRACT A. ORAL CAVITY After ingestion, the physical breakdown of solid foods (mechanical digestion) begins in the oral cavity (mouth). Describe how food is mechanically digested in the oral cavity. Include a discussion of how the teeth, tongue, and saliva work together to convert solid food into a moist, semi-solid mass of food called a bolus. Example: think of how a hard, dry saltine cracker is converted into a moist ball (bolus) in the mouth. B. PHARYNX and ESOPHAGUS 1. After food has been mechanically digested, mixed with saliva, and a bolus has formed, it is swallowed. Swallowing moves the bolus from the mouth into the esophagus. Discuss the events that occur during swallowing. 2. Which portions of the pharynx does food pass through when swallowing

Answers

Answer:

This begins with the gradual breaking down of the food in the mouth, by grinding the food substances with the teeth this is mastication, and the secretion of saliva, which moisten the food, soften it so that the salivary amylase enzyme, carried out the mechanical digestion.

Swallowing is a wavelike muscular contraction which involve the contraction of the longitudinal and circular muscles of the oesophagus, which pushes the bolus down  to the stomach.

The food pass  Oropharynx. While the epiglottis prevents the bolus from entering the trachea.

This is followed by the rolling  up of the tongue, the pushing the broken down food now chyme towards the back of the mouth, pressing it against the soft palate. At this stage a bolus is formed.From here it is pushed into the throat,where it is pushed down the oesophagus by peristalsis.

Explanation:

How do you get energy from ATP?

Break off the first phosphate

Break off the second phosphate

Break off the third phosphate

Break off the Adenine

Answers

Answer:

gratciat

Explanation:

about royal bengal tiger

Answers

Explanation:

Bengal tiger

Bengal tiger is one of the five species in the world. Bengal Tiger has orange coat with black stripes in its body and white undersides. It has long banded tail. It is the largest among the tigers. It's scientific name is Panthera Tigris.

Age of tigers at first reproductive is three years and females produce a little of two to five cubs after a gestation of 103 days. The overall lifespan of a Bengal Tiger can be up-to 20 years.

Hope it will help :)

I need a little help with this.

When cells ___________, one cell type is able to produce many cells of different types.

A - Re-form
B - Collapse
C - Differentiate
D - Break

Answers

Answer:
D) Break

Explanation:

To create different cells from a single cell, mitosis occurs. And a simpler word of mitosis is breaking down of a cell.

The solid below is made of twelve identical
rectangular prisms. The overall dimensions of the composite solid are 36 inches (in.) by 36 inches by 24 inches. What is the volume, in cubic inches, of a single prism?

Whoever answers correctly will get Brainliest.

The solid below is made of twelve identical rectangular prisms. The overall dimensions of the composite

Answers

Answer:

Hewo! Mizuki here to help! The correct answer would be option A!

Explanation:

Oki! So.... we find out the length, width, and height first!

The equation for finding the length: 36 ÷ 2

And the answer will be 18, make sure to memo it if your following along!

The equation for finding width: 36 ÷ 3

And the answer will be 12, so yeah(I tried it with 2 because it was 2 prism long, but it turned out to be a number not on the list [3888])

The equation for finding height: 24 ÷ 2

And the answer will be 12!

Soo... we multiply the length, width, and height!

18 x 12 x 12 = 2592

Since 2592 in on the list, that will be your answer!

Darius created what economy for the use of coins for goods ?


A. Trade

B. Barter

C.Capitalist

D. Money

Answers

Answer:

The correct answer is -  A. Trade

Explanation:

Darius the emperor of the Persian empire was the first Persian emperor to use a coin system for goods, services, and even for tax which makes his economy large and developed his empire, and created a new capaital. Darius used a gold minted coin system for trade for the goods and services and salaries to the army which made his empire popular and a large economy. His economy was a trade economy as coins were used for the different type of goods, foods and services.

Cats can have orange fur, grey fur, black fur or white fur.

Answers

Answer:

what is question

Explanation:

Describe how the components of a meal containing fried fish and toast bread will be processed as they move through the digestive system of man​

Answers

Answer:

Explanation:

When a meal containing fried fish and toast bread is consumed, it goes through a series of processes in the digestive system of a human. Here's a general description of how the components are processed:

1. Mouth: The process of digestion begins in the mouth. Chewing breaks down the toast bread and fish into smaller pieces, while saliva mixes with the food to start the breakdown of carbohydrates.

2. Esophagus: The chewed food, now called a bolus, is swallowed and travels down the esophagus through peristaltic contractions. The esophagus carries the food to the stomach.

3. Stomach: The stomach is responsible for further mechanical and chemical digestion. It mixes the food with stomach acid and digestive enzymes to break down proteins. The fried fish is broken down into smaller pieces through mechanical churning.

4. Small Intestine: The partially digested food leaves the stomach and enters the small intestine. Here, bile from the liver and enzymes from the pancreas break down fats, while other enzymes continue the breakdown of proteins and carbohydrates. Nutrient absorption occurs through the walls of the small intestine and is facilitated by small finger-like projections called villi.

5. Large Intestine: Any remaining undigested food, as well as water and electrolytes, pass into the large intestine. The large intestine absorbs water and electrolytes while forming waste material known as feces.

6. Rectum and Anus: The feces are stored in the rectum until elimination through the anus occurs during a bowel movement.

Throughout this process, various digestive enzymes and gastric juices are secreted at different stages to facilitate the breakdown and absorption of nutrients. The fried fish and toast bread are broken down into smaller molecules, such as proteins, carbohydrates, and fats, which are then absorbed into the bloodstream to provide energy and nourishment for the body.

HELP PLEASEEE!!!!!!!!!
Explain some ways that human population impact our ability to fish for food.

Answers

One of the ways that human population impact our ability to fish for food is overfishing.

What is over fishing?

The demand for seafood rises along with the world population. To fulfill the rising demand, fishing efforts are increased as a result. When fish populations are overfished, their numbers are reduced and their capacity to reproduce and replenish themselves is compromised.

Overfishing endangers the long-term availability of fish as a food source and disturbs marine ecosystems and biodiversity.

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A dispersion pattern that indicates that resources are abundant, evenly distributed with little interaction within individuals is:_______.

Answers

Answer:

Uniform dispersion pattern.

Explanation:

Uniform dispersion pattern is a type of dispersion pattern in which resources are present in abundant quantity as well as evenly distributed with little interaction within individuals. Due to abundant quantity of resources , the population of organisms increases that leads to more population of individuals in the ecosystem. Due to abundant amount of resources, there is less competition as well as interaction between individuals that are present at that time.

What is a "first quarter" when talking about phases of the Moon? • a fully lit Moon •half of the Moon illuminated •1/4 of the Moon is light •a dark Moon​

Answers

Answer:

half of the moon illuminated

Explanation:

Unlike mitosis, meiosis results in the formation of

Group of answer choices

body cells.

2N daughter cells.

haploid cells.

diploid cells.

Answers

haploid cells
(4 differently genetic haploid cells to be specific)

why is deoxygenated blood darker as compared to oxygenated blood?​

Answers

Answer:

Because deoxygenated blood has Carbon dioxide in it while oxygenated blood has oxygen due to which it has a bright red colour


Select the best answer for the question.
1. The cycling between a gametophyte stage and a sporophyte stage is commonly known as what?
O A. Aquatic-terrestrial cycling
O B. Double fertilization
O C. Alternation of generations
O D. Diplohaplontic life cycle
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Answers

The cycling between a gametophyte stage and a sporophyte stage is commonly known as alternation of generations.

What is alternation of generations?

Generational alternation is frequent in fungi, algae, and plants. This is comparable to sexual reproduction in animals, where each generation contains both haploid and diploid cells.

The haploid gametophyte and the diploid sporophyte, as well as asexual and sexual reproduction, rotate in plants. As a result, the term "generational alternation" is used to describe the plant life cycle. The capacity of plants for both sexual and asexual reproduction aids in their capacity for environmental adaptation.

Hence, the cycling between a gametophyte stage and a sporophyte stage is commonly known as alternation of generations.

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I need help. Thanks!

I need help. Thanks!

Answers

Answer:

They bounce around and take form of the container

Explanation:

Which kind of diet helps prevent cancer

Answers

A diet high in fruits, vegetables, and whole grains, that is low in processed foods, red and processed meats, and refined grains, is associated with a decreased risk of cancer.

Nutritious diet that includes a variety of fruits, vegetables, and whole grains includes key vitamins and minerals, as well as fiber and other important nutrients that can boost your body's defense against cancer. Eating a diet high in red and processed meats, as well as refined grains, on the other hand, may increase inflammation and free radicals, which may increase risk of certain types of cancer.

The scientific evidence for a correlation between diet and cancer prevention is supported by numerous studies. For example, a 2007 prospective study of over 50,000 people found that individuals with diets rich in fruits, vegetables and whole grains were 20% less likely to develop cancer than those who ate less of those foods. Other epidemiological evidence, as well as laboratory and animal studies, suggests that certain nutrients found in these foods (including natural antioxidants and phytochemicals) may play a role in decreasing cancer risk.

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brainly will ban you if you answer with a wrong absurd answer or copied answer if the question has over 50 points in it!

(giving brainiest)brainly will ban you if you answer with a wrong absurd answer or copied answer if the
(giving brainiest)brainly will ban you if you answer with a wrong absurd answer or copied answer if the
(giving brainiest)brainly will ban you if you answer with a wrong absurd answer or copied answer if the

Answers

Answer:

Inner planets: Mercury, Venus, Earth, Mars

Outer planets: Jupiter, Saturn, Uranus, Neptune

They all orbit the sun, have a core, are round, and have gravity.

Jupiter vs. Venus: They both have reflective atmospheres. Jupiter is much larger and is a gas planet. Venus is smaller and has a rocky surface.

Explanation:

Hope this helps!

CHEMICAL REACTION A. Or B. Answers please answer last 3

CHEMICAL REACTION A. Or B. Answers please answer last 3

Answers

It is true that a chemical reaction occurs when a substance changes from its original chemical identity to a new chemical identity.

Does a chemical change change a substance's identity?

A chemical change is a significant, difficult-to-undo modification in which the nature of the original material is changed to create one or more new chemicals.

Does a new substance always result from a chemical reaction?

A chemical transformation is one in which one or more new compounds are created. Chemical reactions are another name for a chemical transformation. Chemical changes play a significant role in our lives. Chemical changes result in the formation of all new compounds.

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what molecules link together to make protein

Answers

Answer:

amino acids

Explanation:

amino acids form polypeptides which form proteins

What are 3 ways eukaryotes regulate gene expression?

Answers

Chromatin methylation, Alternative splicing and acetylation are three such methods.

In order to increase transcription and expression, chromatin may be acetylated (acetyl groups attached to specific regions of DNA). This loosens the chromatin (easing the transition between activable euchromatin and compacted heterochromatin).

Methylation of DNA, which involves the attachment of methyl groups onto sequences, condenses chromatin and reduces the likelihood of transcription.

Post-transcriptional alterations, which happen after an mRNA transcript has been translated from the DNA sequence, are another way in which gene expression may be controlled.

The exon order may be altered by the process of alternative splicing if certain introns are removed. This suggests that a single transcript may be responsible for the expression of several genes.

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Essay on a dream job an how science is an impact to it

Answers

Answer: the anwser is c bc it makes the most since

Explanation:

Describe how controlling gene expression will alter the overall protein levels in the cell. (6)

Answers

Gene expression is the process by which genetic information is transcribed into proteins.

When a gene is turned on, it produces a protein that interacts with other proteins in the cell and causes a change in cell function. Gene expression is controlled by either negative or positive regulators.

Negative regulators are proteins that bind to the promoter region of a gene and inhibit its transcription. Positive regulators are proteins that bind to the promoter region of a gene and enhance its transcription.

When a gene's promoter region is bound by a negative regulator, the transcription of that gene will be inhibited. This means that the levels of protein produced from that gene will be decreased as well as their functions. On the other hand, when a positive regulator binds to the promoter region of a gene, it increases its transcription and production levels.

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What is the secondary level of structure in proteins?

Answers

The secondary structure consists of local packing of polypeptide chain into α-helices and β-sheets due to hydrogen bonds between peptide bond – central carbon backbone.

analyze a horse has 64 chromosomes and a donkey has 62 . a cross between a female horse and a male donkey produce a mule, which is usually sterile.does how many chromosomes a mule have? can you think of any reason for the fact that most mules are sterile?

Answers

Answer:

I'd assume 63 chromosomes

Explanation:

32(half of a horse's chromosomes)+31(half of a donkey's chromosomes)=63 for a mule.

Most serious side effects occur when steroids are
O prescribed by doctors.
O taken by children.
O absorbed through the skin
O taken for long periods.

Answers

D. Taken for long periods of time

In a diploid species of plant, the genes for plant height and fruit shape are syntenic and separated by 18 m.u. Allele D produces tall plants and is dominant to d for short plants, and allele R produces round fruit and is dominant to r for oval fruit. The expected percentages of progeny phenotypes are listed below:
tall oval = 41%
short round = 41%
tall round = 9%
short oval = 9%
(a) What proportion are expected to be tall and produce round fruit?

Answers

In a diploid plant species, the proportion of progeny expected to be tall and produce round fruit is 32%.

In a diploid species of plant, the genes for plant height and fruit shape are syntenic and separated by 18 m.u. The expected percentages of progeny phenotypes are tall oval = 41%, short round = 41%, tall round = 9%, and short oval = 9%.To determine the proportion of progeny expected to be tall and produce round fruit, we need to consider the alleles for each trait. Allele D produces tall plants (dominant) and allele d produces short plants (recessive). Allele R produces round fruit (dominant) and allele r produces oval fruit (recessive).From the given percentages, we can deduce that tall ovals and short ovals combined make up 9%. Since tall oval is 41% and short oval is 9%, the proportion of progeny expected to be tall and produce round fruit is 41% - 9% = 32%.Therefore, the proportion of progeny expected to be tall and produce round fruit is 32%.

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P 10 7 MC AVC ATC 4 MR - q 10 What is the value of this firm's total fixed costs? Enter your answer as a number below. No need to include a "$" sign. Fill in the blank.In words, the logarithm of x is how does a virus differ from a bacterium? select all that apply. how does a virus differ from a bacterium?select all that apply. a virus, unlike a bacterium, lacks a genome. viruses, unlike bacteria, lack metabolic enzymes. viruses are two-dimensional, whereas bacteria are three-dimensional. calculate the number of vacancies per cm3 in iron at 950oc. the energy for vacancy formation is 1.08 ev/atom, and the density and atomic weight for fe are 7.65 g/cm3 and 55.85 g/mol, respectively: Consider the data: Yi = 0 + 1 + ei where e1, . . . , en are uncorrelated errors with mean zero and variance 2 .a) Write this model in the form Y = X + e with = (0, 1)T . Specify the matrix X.b) Write down the normal equations. Find a solution to them. Is the solution unique?c) What is the least squares estimate of 0 + 1?d) Is 1 estimable?e) Consider now another observation Y_n+1 = 0 + 21 + e_n+1 where e1, . . . , e_n+1 are uncorrelated errors with mean zero and variance 2 . Write this model in the form Y = X +e and calculate the least squares estimate of . Do you think you now the answer comment it down When writing the date in Spanish, which comes first? Information received by sensory cells is conveyed to the central nervous system in the form of impulses along afferent fibers. In order for this to happen when the receptor cell is not a neuron, its receptor potential ______. 2. Determine the tax for each filing status and taxable income amount. a. Single $57,723b. Head of household $60,950c. Married filing jointly $63,999d. Married filing separately $57,521 In 2003, the population of an African country was about 22.5 million people, which is 1 million more than5 times the population in 1950.Enter and solve an equation to find the approximate population p (in millions) in 1950.An equation isThe approximate population in 1950 wasmillion people. do these two triangles have the same slope ? what three components contribute to the calculation of relative value units? What inequality is represented by this graph? 1 34 o O xS6 O XC6 O x26 Which statement descnbes one government role in controlling financial institutions?The goverment directly influences the pricestocks in the stock market by taxing purchases of stockO The goverment limits which people are able to take ou joans from private banksO The goverment limits what a credit card company can charge its customers in feesThe novemment direct provides the money to banks that is used to provide dans Which of the following statements is wrong? A Compressed liquid" is a liquid that in its heating process is still below the saturation point and is not about to vapourize B "Superhented vapour" is vapour which has been over-belted above 1000C C "Saturated liquid" is a liquid that has reached its saturation point and is about to vapourse D "Saturated vapourt" is a vaportar at its saturation point. Saturated vapour becomes superficated if more hout is added, and becomes condensed to satunited liquid if heat is removed A single covalent bond is stronger than a single hydrogen bond so why does a group of polar molecules tend to have a higher boiling point than a group of non polar molecules Describe how crystals change if they form in large amounts of space vs limited space. in a scalene triangle, one angle measures 50 degrees. what are the measures of the other two angles? foreshadowing in romeo and juliet act 2 scene 2 Your job is to find the moments where Shakespeare tips off the audience as to what will happen in the future!In several complete sentences, explain how we see foreshadowing is this scene. Which of the following amino acid changes can result from a single base-pair substitution? Explain your reasoning. (a) PheLeu (c) SerArg (b) IleThr (d) AspGly