what did the famous experiment by Louis Pasteur demonstrate?

What Did The Famous Experiment By Louis Pasteur Demonstrate?

Answers

Answer 1

Answer:

Explanation:

Louis Pasteur's pasteurization experiment illustrates the fact that the spoilage of liquid was caused by particles in the air rather than the air itself. These experiments were important pieces of evidence supporting the idea of germ theory of disease


Related Questions

DUE IN 5 MINUTES
Which of the following types of energy is re-radiated from the Earth’s surface?
ultraviolet
infrared
microwaves
cosmic rays
gamma rays

Answers

Answer:

Infared

Explanation:

We absorbe light aka infrared radiation and re radiate it in the form of heat.

Infrared i remeber from when I did science

The theory of how the first cell came to be are based on two assumptions. What are those two assumptions?

Answers

Answer:

1. All living things are made up of cells.

2. Cells are the basic building blocks of life.

3. All cells come from preexisting cells created through the process of cell division.

As science evolved, three more components were added to the theory. Some biology classes don’t require you to know these parts of the cell theory because they weren’t part of the original definition, but it’s still useful to be aware of them:

4. Energy flow occurs within cells.

5. Hereditary information is passed from cell to cell.

6. All cells have the same basic chemical composition.

So what does the cell theory actually mean? Let’s break it down. The first part of the cell theory states that all living things are made up of cells. Anything that’s alive, from bacteria to plants to humans, is composed of cells. And what are cells? The literal definition is a cell is a group of organelles surrounded by a thin membrane.

The cell theory definition states that cells are the building blocks of life. Cells both make up all living things and run the processes needed for life. Your hair, skin, organs, etc. are all made up of cells. In fact, each person is estimated to be made up of nearly 40 trillion cells! Each part of a cell has a different function, and your cells are responsible for taking in nutrients, turning nutrients into energy, removing waste, and more. Basically, everything your body does, it does because cells are directing the action!

The third part of the cell theory definition states that all cells come from preexisting cells. This means that cells don’t just appear out of thin air (known as “spontaneous generation”). New cells are always made from current cells. This means that all current life on the planet is descended from the very first cells, which first made an appearance on Earth roughly 3.5 billion years ago. Cells have been replicating themselves continuously ever since.

And what does the newer part of the cell theory state? Part four refers to the fact that, in all living cells, energy is continuously transformed from one type to another. Examples of these processes include photosynthesis (where plant cells convert light energy into chemical energy) and cellular respiration (where both plant and animal cells convert glucose into energy). Part five refers to DNA and the fact it is passed from parent cell to child cell. Finally, part six of the cell theory tells us that all cells are made up of the same chemicals: water, inorganic ions, and organic molecules.

Explanation:

Photosynthesis converts solar energy into what type of energy?
A. Electron energy
B. Water energy
C. Photon energy
D. Chemical energy

Answers

Answer:

chemical energy

Explanation:

Photosynthesis is considered to be an essential biological process by which photosynthetic organisms convert solar energy into ATP and NADPH required for carbon dioxide fixation [56].

A hypothesis is a(n) ______________, while a theory is a(n) ______________.
A. educated guess based on observations, set of tested hypothesis that explains why something happens
B. guess made after researching and experimenting, guess made before researching and experimenting
C. set of tested hypothesis that explains why something happens, educated guess based on observations.
D. guess made before researching and experimenting, guess made after researching and experimenting

Answers

Answer:

The answer is A. educated guess based on observations, set of tested hypothesis that explains why something happens.

A hypothesis is an educated guess based on observations, while a theory is a set of tested hypothesis that explains why something happens. The correct option is A.

What is a hypothesis?

A supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation is referred to as hypothesis.

A theory is a set of trailed hypothesis that explains why something happens, whereas, a hypothesis is an assumption based on observations.

Thus, the correct option is A.

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What is the role of sensory organs in the body?

Answers

Sensory organs are organs of the body that access those sensory capabilities and help us become conscious and respond to our surroundings. There are two types of receptors depending on the sensory organ: general receptors and special receptors. General receptors are present in the skin and muscles.

Hope this helped    :)  

Sense organs play a major part in a diversity of functions and assist in feeling our surroundings.

These are an essential portion of our cores that allow us to smell the terrain around us. Sensation organs and their receptors detect multitudinous stimulants that are also communicated to the intellect.

A network of jitters and sense organs is companies with clarifying data in reaction to a special bodily miracle. This is the route that decides our commerce and replies to the terrain.  

We've five direct sensitive organs and the sense organs titles are cognizance, Eyes, Ears, Nose, Tongue, and Skin. These definitive five sensitive organs support sensing sound, glare, aroma, flavor, and hold, independently.

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Today, the common type of banana we eat is a Cavendish banana. They arose from chance mutants that were produced sexually from wild banana plants. The Cavendish banana is infertile and can only be produced by cloning root shoots. Large commercial growers worldwide now plant only the mutant type. Some information about both types of banana is recorded in the table.
Growers on large banana plantations that supply food commercially have chosen to limit their plantings exclusively to Cavendish banana plants. Why are scientists warning that exclusively growing this mutant type by asexual reproduction presents a serious disadvantage

1.The loss of an adequate Cavendish banana seed supply could result in extinction of both varieties of plants.


2. The changes in characteristics from a parent plant to a clone will produce inconsistent plants that are less healthy.


3.The lack of genetic variability among clones puts the whole species at increased risk of extinction through a catastrophic disease or pest.


4.The increasing number of homologous sets of chromosomes crossing over with each successive generation of clones will eventually result in widespread death of banana plants.

Answers

Answer:

The lack of genetic variability among clones puts the whole species at increased risk of extinction through a catastrophic disease or pest.

Explanation:

Every living organism, be it a plant or an animal, has its own way of reproduction and its own mechanisms of how to cope with dangers. In recent times though, we see that there are more and more organisms, mostly plants, that are not fertile, thus they can not reproduce on their own but need human assistance. This is the case with one of the most popular fruits in the world, the banana.

Virtually, all bananas that are produced commercially are not fertile, but they can only be reproduced by cloning them. While this may not seem like something that terrible, it actually is. Every single plant that is used for commercial production is exactly the same, thus the genetic variation is lacking totally. By having zero genetic variation, if only one plant gets diseased by a disease that spreads out easily and is fatal, it will affect every single banana plant, and by having no genetic variation, the effect will be the exact same at all of them. This kind of scenario can very easily lead to the rapid extinction of these bananas and the loss of one of the most consumed fruits in the world.

SOMEONE HELP ME PLEASE!!!!!
What happens between the two monosaccharides once water is removed?

Answers

Answer:

Dehydration synthesis is a chemical reaction that takes smaller, simpler molecules and combines them to form larger, more complex molecules with the removal of one WATER molecule. So, two monosaccharide (glucose) molecules come together and make a disaccharide (maltose).

Explanation:

Identify the structure labeled X in the diagram

Amino acid

rRNA

Codon

Anticodon

Answers

Answer:

amino acid

Explanation:

each tRNA carries a amino acid at the top

The answer is Amino Acid

Adenine, thymine, cytosine and guanine are ___________________ instructions to cells.

Answers

DNA is essentially a storage molecule. It contains all of the instructions a cell needs to sustain itself. These instructions are found within genes, which are sections of DNA made up of specific sequences of nucleotides. In order to be implemented, the instructions contained within genes must be expressed, or copied into a form that can be used by cells to produce the proteins needed to support life.

The instructions stored within DNA are read and processed by a cell in two steps: transcription and translation. Each of these steps is a separate biochemical process involving multiple molecules. During transcription, a portion of the cell's DNA serves as a template for creation of an RNA molecule. (RNA, or ribonucleic acid, is chemically similar to DNA, except for three main differences described later on in this concept page.) In some cases, the newly created RNA molecule is itself a finished product, and it serves an important function within the cell. In other cases, the RNA molecule carries messages from the DNA to other parts of the cell for processing. Most often, this information is used to manufacture proteins. The specific type of RNA that carries the information stored in DNA to other areas of the cell is called messenger RNA, or mRNA.

How does transcription proceed?

Transcription begins when an enzyme called RNA polymerase attaches to the DNA template strand and begins assembling a new chain of nucleotides to produce a complementary RNA strand. There are multiple types of types of RNA. In eukaryotes, there are multiple types of RNA polymerase which make the various types of RNA. In prokaryotes, a single RNA polymerase makes all types of RNA. Generally speaking, polymerases are large enzymes that work together with a number of other specialized cell proteins. These cell proteins, called transcription factors, help determine which DNA sequences should be transcribed and precisely when the transcription process should occur.

How does interphase prepare cells for mitosis?

Answers

Answer:

Growth of cell and replication of DNA

Explanation:

[tex] \large{ \underline{ \bf{Interphase}}}[/tex]

It is a long, non-dividing, growing phase of the cell cycle, where the cell prepares itself for division.It represents the most active stage of the cell cycle where both cell growth and DNA replication occur in an orderly manner.It is the period of intense growth and synthesis in which a cell stocks all the biomolecules required during cell division.It is called the resting phase because there is no apparent activity related to cell division rather, it deals with the changes that occur in a cell and the nucleus, before it enters into cell division.

Which of the Following brings material to the cell?

Answers

Answer:

Endocytosis

Explanation:

Endocytosis brings molecules into the cell. These molecules are important for the survival of the cell, such as glucose.

It is endocytosis. It’s type of active transport:)

Name an external stimulus that would cause a dog to fight. Explain why this stimulus would cause the dog to fight.
-easy question, basically giving out points

Answers

Answer:

the correct answer would be fight or flight i believe

Explanation: so sorry if im wrong <3

Which describes the difference between aerobic and anaerobic cellular respiration?

Answers

Answer:

Aerobic respiration needs oxygen to occur, while anaerobic does not. ... During aerobic respiration, carbon dioxide, water, and ATP are produced. During anaerobic respiration, lactic acid, ethanol, and ATP are created. In anaerobic respiration, only 2 ATP are made, while 36 are made in aerobic respiration

what he said above me 100% correct

difference between bat and dove​

Answers

Answer:

Explanation:

Bats are webbed structured flying animals while birds are feathered winged animals. Bats are mammals, so they don't lay eggs, compared to birds that are known as egg-laying animals. When flying, bats don't flap their forelimbs completely compared to birds.

HELP PLEASE HAHABSSVXUZBSBBSSJ

Answers

Answer:

A

Explanation:

Plz mark brainliest ᕕ( ᐛ )ᕗ

Please help me :((
Please answer A , B, and c

Answers

a) carbon is the essential component of macromolecules, counting proteins, lipids, nucleic acids, & carbohydrates. carbon’s atomic structure permits it to bond in numerous diverse ways & with numerous distinctive components. the carbon cycle appears how carbon moves through the living & non-living parts of the environment.

b) the major component of cell membranes are lipids. they have two groups attached to them which are called “hydrophobic fatty acid tails” & “hydrophilic head”. B cells are called lymphocytic cells which provide immunity by secreting antibodies. cancer cells are cells which continuously repeat itself to form a tumor structure. when the polar parts interact hydrophobic tails are lined up with one another. they form a membrane which diffuses creating a membrane of hydrophilic head on two sides facing water. this a brief explanation of how polar & the nonpolar parts combine are explained.

Why is taxonomy important? Taxonomy allows scientists to analyze DNA and RNA sequences. Taxonomy allows a better understanding of relationships among species. Taxonomy allows the manipulation of genes for medical purposes. Taxonomy allows scientists to use both common names and domains of life.

Answers

Answer:

Taxonomy allows a better understanding of relationships among species.

Explanation:

Taxonomy is important because it allows a better understanding of relationships among species. Thus, the correct option is B.

What is Taxonomy?

Taxonomy may be defined as the process of classification of living organisms on the basis of their characteristics.

Carolus Linnaeus, a Swedish botanical taxonomist is known as the father of taxonomy. He was the one who formulate a classical system for defining living plants and animals on the basis of their defining characteristics.

Therefore, taxonomy is important because it allows a better understanding of relationships among species. Thus, the correct option is B.

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NEED ASAP BRAINLY FOR FASTEST CORRECT ANSWER

What is the carbohydrate content of each category?

Answers

Answer:

C O2 this is the answer C O2

Explanation:

Hope this helped

Answer:

Carbohydrates are divided into four types: monosaccharides, disaccharides, oligosaccharides, and polysaccharides.

Explanation:

Prior Knowledge Questions (Do these BEFORE using the G
To survive, what gas do we need to breathe in?

Answers

Answer:

Oxygen

Explanation:

construct a written argument to support a claim about the relative
advantages and disadvantages of sexual (meiosis) and asexual reproduction (mitosis
and binary fission)

Answers

Answer:

Asexual reproduction has an increased chance of genetic diseases and low genetic diversity, but only requires one parent. Sexual reproduction requires a male and female, but leads to higher genetic variation and less genetic diseases.

Which plate tectonics setting is creating each of these: the Rocky Mountains, the Cascades and the Basin and Range?

Answers

During the Cenozoic, the crust that had once been joined as Pangaea has mostly been moving apart. Subduction of the Farallon plate has resulted in the formation of the Rocky Mountains and the San Andreas Fault.

the number of consumer can never exceed the number of producer in nature why​

Answers

Answer:

The number of consumer can never exceed the number of producer in nature because there is a limited amount of producer in the nature so the consumers is the one who eats a producer !

When the number of consumers increases, producers disappear due to overconsumption and consumers disappear due to lack of food and the ecosystem is destroyed. Therefore, in nature the number of consumers can never exceed the number of producers.

What are Producers and Consumers?

Producers are plants that make their own food, the energy they need to grow, reproduce, and survive. They are making their own food which makes them special. These are the only living things on Earth that can make their own source of food energy with the help of sunlight, water and air.

Consumers make up the upper trophic level. Unlike producers, they cannot make their own food. They obtain their food by eating plants or other animals, while some eat both.

Scientists distinguish between several types of consumers. Primary consumers form the second trophic level.

Thus, when the number of consumers increases, producers disappear due to overconsumption and consumers disappear due to lack of food and the ecosystem is destroyed. Therefore, in nature the number of consumers can never exceed the number of producers.

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How can the shape of an object be changed without causing a chemical
change?
O A. Evaporating
O B. Chopping
O C. Rusting
O D. Burning
please help, i’ll mark brainliest if you get it right! please please only answer if you know the answer though, don’t guess i’m taking a test and i can’t fail as it’s the last one before the quarter ends ( tomorrow ) id appreciate it!! thank youuu

Answers

B. chopping. it does not cause a chemical change only physical.

Answer:

I belive it is evaporation, and chopping.

Explanation:

Not 100% sure but hope that helps

scientists use tissue cultures to study possible medicines that can be used to treat cancer patient what is one benefit of this procedure ​

Answers

Answer:patients do not receive harmful or ineffective medication.

Explanation:

Got it off quizlet

A biologist was given a sample of an unknown organic macromolecule and 4 points
asked to determine the class of organic macromolecules to which it
belonged. The chart shown below represents the results of the biologist's
analysis of the sample. Based on these results, to which class of organic
macromolecules did this sample belong?*
Element
С
H
Number of Atoms per
molecule
6
12
6
0
0
0
K
N
P
Protein
O Carbohydrates
Lipids
0 Nucleic Acid

Answers

Answer:

Carbohydrates

Explanation:

Glucose is an organic molecule made up of carbon, hydrogen and oxygen. This simple sugar has the formula C6H12O6 - 6 carbon atoms, 12 hydrogen atoms, and 6 oxygen atoms and is used as an essential means of obtaining chemical energy through various forms of respiration.

Polysaccharides are long chain carbohydrates. These are formed from the sugar monomer glucose, in its ringed formation. The successive molecules form 1,4-glycosidic bonds.

A couple just brought home their new baby from the hospital. They begin to suspect that the hospital switched babies, and the baby they brought home is not theirs. They check the hospital records, and findthat the man’s blood type is B, the woman’s blood type is AB, and the baby’s blood type is O. Explainwhy the parents are or are not justified in theirconcern about this babyRequired to answer. Single line text.

Answers

Answer:

Explanation:

the baby is not theirs because the father has a blood type of OB so he can give an O or a B and the mother has a blood type AB so she can give either an A or a B so their child could either be of blood type A or B or AB but not O

What do bacteria have in common with the cells of other living organisms?

Answers

Answer:

Summary. Bacteria are like eukaryotic cells in that they have cytoplasm, ribosomes, and a plasma membrane. Features that distinguish a bacterial cell from a eukaryotic cell include the circular DNA of the nucleoid, the lack of membrane-bound organelles, the cell wall of peptidoglycan, and flagella.

Which pair of nitrogenous bases will form a bond in a DNA molecule?

Answers

Answer:

Adenine and Thymine

Explanation:

Answer:

Adenine Thymine

Explanation:

Define homeostasis. Explain how the human body would respond to having a higher than normal level of sugar in the bloodstream.
-easy question basically giving out points

Answers

Answer

Homeostasis means balance. As well as MAINTAINING balance within the organism.

The body would spike it’s insulin. When blood sugar levels drop, the pancreas releases glucagon to raise them. This balance helps provide sufficient energy to the cells while preventing the nerve damage that can result from consistently high levels of blood sugar.

Brainliest? :)

Answer:

The body would spike it’s insulin. When blood sugar levels drop, the pancreas releases glucagon to raise them. This balance helps provide sufficient energy to the cells while preventing the nerve damage that can result from consistently high levels of blood sugar.

Please help! Lot's of points and brainliest for answer!

Answers

Answer: the answer is one  

and plz brainliest

The answer is A Hope this helps!!
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