Answers
Answer:
The electric field and magnetic field in an electromagnetic wave vibrate at an angle to each other. That angle is 90 degrees, so the vibrations are perpendicular. Each field also vibrates in a direction that is perpendicular to the direction of the wave's motion. This is the same pattern you see in the motion of water waves.
The electromagnetic wave transports energy through the vibration of the magnetic field and the electric field.
We can arrive at this answer because:
When energy needs to be transported through an electromagnetic wave, there needs to be an electromagnetic and electric field for this transport to take place.That's because these two fields will create 90º angles, through a vibration movement, generating the electromagnetic wave and allowing it to advance to the places it needs.The movement of each field is perpendicular to the movement of the wave, so there is an impulse that stimulates the transport of energy.
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Related Questions
At what point should a special media instead of blood agar be used to cultivate a pathogenic bacterium?
Answers
Special media would be needed for the cultivation of a pathogenic bacterium if the organism requires nutrients or conditions that are not supplied by standard media.
Pathogenic bacteria and special mediaA special media should be used to cultivate a pathogenic bacterium when the bacterium requires specific nutrients or growth conditions that cannot be provided by standard media such as blood agar.
For example, some pathogenic bacteria may require specific nutrients, such as iron or amino acids, for growth. In such cases, specialized media such as MacConkey agar or Thayer-Martin agar may be used to promote the growth of the pathogen and suppress the growth of other microorganisms.
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draw out the tested hypothesis
draw out the tested hypothesis
Snails secrete mucus trail. Other Snails of the same species can sense this mucus trail and start following the same trail in the framework of investigating the role of the tantacles is detecting mucus trails the tantacles of some snails are cut the other picture show the results of the experiment
Answers
As the number of tentacles a snail had increased, the number of snails following the trail also increased.
Not sure if this is what you are looking for.
Reactants definition
Answers
Soils in northeastern forests of the United States and Canada have been greatly affected by acid rain. What is the most likely reason for this?
These forests are nearest to highly industrial cities.
This region of the country has the most rain.
Rain clouds move to these forests before dropping their rain.
The soils in these forests are most susceptible to acid pollution.
Answers
Answer:
The answer is, These forests are nearest to highly industrial cities.
Explanation:
On Edge the other answer was wrong.
The most common effect of acid rain is These forests are nearest to highly industrial cities.
What is acid rain?When sulfur dioxide (SO2) and nitrogen oxides (NOX) are released into the atmosphere and carried by wind and air currents, acid rain is the result. Nitric and sulfuric acids are created when the SO2 and NO react with water, oxygen, and other substances.
Then, before hitting the ground, they combine with water and other substances. The majority of the SO2 and NO that contribute to acid rain originates from burning fossil fuels, however a tiny amount comes from natural sources like volcanoes.
In addition to rain, snow, fog, or hail, sulfuric and nitric acids that have generated in the atmosphere also fall to the earth.
Therefore, The most common effect of acid rain is These forests are nearest to highly industrial cities.
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Small cells have a high surface-
area-to-volume ratio. New cells
are smaller than old cells. What
can we say about the surface-area-
Small surface Large surface to-volume ratio of new cells?
area to volume area to volume
ratio
ratio
The surface-area-to-volume ratio of new cells is larger
than that of old cells.
We need more information to make a statement about
the surface-area-to-volume ratio of new cells.
Answers
Answer:
surface area of a rectangular
Explanation:
so much fun last night and I was very good app
What is the goal of bio-control?
Answers
\( \: \: \: \: \: \: \)
to restore the balance between pest and natural enemy populations that was lost when the pest moved to the new geographical area without its enemieshope it helpsThe group of approximately 100 cells that forms from a fertilized egg is called the
Answers
Answer:
zygote
Explanation:
when two cell comes together and cell become fertilized we named it as zygote
hope so
Answer:
Blastocyst
Explanation:
Red-green color blindness is a human X-linked recessive disorder. Jill has normal color vision, but her father is color blind. Jill marries Tom, who also has normal color vision. Jill and Tom have a daughter who has Turner syndrome and is color blind. a. How did the daughter inherit color blindness
Answers
Answer:
From her mother's (Jill's) father.
Explanation:
does the efficiency of a cell depends on its complexcity
Answers
Answer:
No, the efficiency of a cell does not always depend on its complexity
Explanation:
hope it helps
There are millions of organisms on Earth that scientists have classified into different levels of organization. Which of these characteristics would be most
Important to scientists when classifying organisms?
where the organism lives
how small the organism is
the genes of the organism
the shape of the organism
Previous
Pau
5.50
A
14
3
$
4
backspace
5
6
7
8
o
Answers
Answer:
A
Explanation:
multiply 5.50 and you know X $50
4. What are the parent genotypes for pea seed color shown in this Punnett
Square?
Answers
Answer:
heterozygous and homozygous recessive
Some especies are protected by law from being hunted because
Answers
Answer:
Explanation:
Some especies are protected by law from being hunted because if there not people would just keep on hunting them to extinction and also these kind of species are rare because people hunted alot of them
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A team of scientists and engineers is working together to develop a new cleaning product. The team has identified a species of bacteria that gets energy by breaking apart lipids and oils. The team wants to isolate the key substance that the bacteria use for this process, and then adapt the substance for the new cleaning product. Which macromolecule should the team try to isolate from the bacteria?
Answers
Answer:
A protein that specifically binds liquids or oils.
In E. coli bacteria, the lac operon contains genes that code for enzymes that break down lactose. Which statement describes when the genes in the lac operon are expressed?
Answers
The genes in the lac operon are expressed when lactose is present and the repressor protein is unable to bind to the operator region.
In E. coli bacteria, the lac operon contains genes that code for enzymes involved in lactose metabolism. The lac operon is a regulatory system that controls the expression of these genes. The expression of the genes in the lac operon is tightly regulated and depends on the presence or absence of lactose and glucose in the environment.When lactose is present, it binds to the repressor protein (lac repressor), causing a conformational change in the repressor. This change prevents the repressor from binding to the operator region of the operon. As a result, RNA polymerase can bind to the promoter region and transcribe the genes, leading to the production of the enzymes that break down lactose.In the absence of lactose, the repressor protein binds to the operator region and blocks RNA polymerase from initiating transcription. This prevents the expression of the genes in the lac operon.For more questions on protein
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4. Which of the following conclusions about science is best supported by the text?
A. Science can have unforeseen consequences for the environment and for human
health.
B. Science is a useful tool for understanding the world around us but can do nothing to
solve problems.
C. It is interesting to study science so that we can better understand the problems
humans and the environment face.
D. If used responsibly, science can be used to help solve problems humans and the
environment face.
Answers
Answer:
4.) C
Explenation
im sure i was right i already answer this question
algae makes energy-rich carbon compounds through photosynthesis.
(T/F)
Answers
The given statement " Algae indeed produce energy-rich carbon compounds through photosynthesis". is True because Photosynthesis is a vital process that occurs in the chloroplasts of algae cells.
During photosynthesis, algae capture light energy using pigments like chlorophyll and convert it into chemical energy. They utilize this energy to break down water molecules, releasing oxygen as a byproduct, and incorporating carbon dioxide from the surrounding environment. Through a series of enzymatic reactions, algae synthesize glucose, a high-energy carbon compound.
Glucose serves as a primary source of energy for algae, enabling them to carry out essential metabolic processes and sustain their growth. Additionally, algae can convert excess glucose into other energy-rich carbon compounds, such as lipids and starches, which serve as energy storage molecules. These compounds can be used during periods of limited sunlight or nutrient availability.
Overall, algae's ability to generate energy-rich carbon compounds through photosynthesis makes them an important component of aquatic ecosystems and potential sources for renewable energy production and biofuel development.
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Risks of biofilm forming organisms in animal production particularly at abattoirs or veterinary hospitals
Answers
The risks of biofilm forming organisms in animal production particularly at abattoirs or veterinary hospitals include the following:
Reduced functionality of disinfectionPersistence of pathogensAntibiotic resistanceWhat are biofilm forming organisms?A biofilm organism is described as an assemblage of surface-associated microbial cells that is enclosed in an extracellular polymeric substance matrix.
Using his simple microscopes, the scientist Van Leeuwenhoek first observed microorganisms on tooth surfaces and can be credited with the discovery of microbial biofilms.
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MULTIPLE CHOICE QUESTION
What classification of transmembrane
protein are channel proteins?
Integral proteins
Peripheral proteins
Answers
Integral membrane proteins are referred as channel protein.
Integral membrane protein has a property of channeling or transporting the molecules across the membrane.
A particular class of membrane protein that is firmly affixed to the biological membrane is known as an integral or intrinsic membrane protein. Although all IMPs are transmembrane proteins, not all IMPs are transmembrane proteins. A sizeable portion of the proteins encoded in an organism’s DNA are IMPs.
Extrinsic membrane proteins, also known as peripheral membrane proteins, are membrane proteins that are connected with biological membranes but only briefly bind to those membranes. These proteins either bind to integral membrane proteins or pierce the lipid bilayer in the periphery.
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The cell membrane of the red blood cell will allow water, oxygen, carbon dioxide, and glucose to enter and leave the membrane. Why is this function of the cell membrane important?
Answers
Answer:
All substances that the cell needs(such as water and other nutrients) enter through the cell membrane. Waste products of the cell come out through the cell membrane. The cell membrane prevents harmful substances from entering the cell and keeps useful substances inside the cell.
Qualities of a good fertilizer
Answers
1) Easily spread which will ensure in even distribution patterns
2)Capatible in particle size whether it's smooth or hard particles
3)Free from additives and contaminants
4)Can be easily applied
EXPLAINATION;
Increases yield and ensures the right amount of nutrients the plant needs
what is cellular respiration
Answers
Answer: Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert chemical energy from oxygen molecules or nutrients into adenosine triphosphate, and then release waste products.
Explanation:
whats the chromosomes ?
Answers
Answer:
In humans we have total 46 chromosomes out of which 44 are know as autosomes and rest last pair are termed as sex chromosomes. the last pairs are different in male and in female .
in female it is XX and in male it is XY
Explanation:
the last two pairs also helps in the determination of the gender of the child .
LIKE (the image) .
PLEASE HELP!
An air pressure gradients forms as the sun heats the air around an island. In which direction will the wind blow during the day?
A- from the island toward the ocean.
B- from the ocean toward the island
C- counterclockwise around the island
D- clockwise around the island
Answers
Because it makes sense
The wind will blow during the daytime in the direction from the ocean towards the island. This occurs due to the pressure gradient. Thus, the correct option is B.
How to determine the direction of wind?During the daytime, the island gets heated up faster than the ocean as the heat in the ocean gets dissipated over a large area due to convection currents. Also, the specific heat of water is greater in ocean than that of island. Since the island is hotter than the ocean, there is a build up of low pressure area on the island as hot air rises, creating a low pressure.
On the other hand, there's a relatively higher pressure at the ocean resulting in the development of pressure gradient. The wind blows from a higher pressure area to a lower pressure area, therefore wind blows from ocean towards the island (sea breeze).
Therefore, the correct option is B.
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Plants grown from runners and leaf cuttings have the same traits as the parent plant. Plants grown from seeds can vary from the parent plants in many ways. Why can this happen?
Answers
Explanation:
Plants produced from asexual reproduction are the result of mitosis, so they are genetically identical.
Asexual reproduction produces plants that are genetically identical because they are the result of mitosis.
What is asexual reproduction?Asexual reproduction is a type of reproduction that does not involve gamete fusion or chromosome number changes.
Asexually reproduced offspring from either unicellular or multicellular organisms inherit the entire set of genes from their single parent.
Asexual reproduction is also possible in yeast, fungi, plants, and bacteria. Yeast most commonly reproduce by budding.
Plants and fungi reproduce asexually via spores. Plants can indeed procreate asexually through vegetative propagation.
Asexual reproduction is significant because it allows for a rapid and significant increase in the number of individuals.
Many weeds and invasive species, for example, thrive in part due to their high capacity for vegetative reproduction.
Thus, the plants grown by seeds will have genetic variation due to meiosis in the cells. The runners will be identical to the parents as they will undergo asexual reproduction.
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Wind blowing rocks together forming smaller rocks
Answers
Answer:
weathering
Explanation:
weathering is the breaking down of the rock,
erosion is the movement of sediment from broken rocks
deposition is the dropping of a sediment in a new place
in your case, I would say weathering because the wind is breaking down the rock and it is the first form of the cycle
hope this helps!
Please answer correctly
Answers
Answer:
2nd picture leaves are compound leaves
#2
I hope this helps!!!
Rank the following levels of biological organization from smallest at top to largest at the bottom:
Atom
Molecule
Organelle
Cell
Tissue
Organ
Answers
The major levels of biological organization from the smallest at the top to the largest at the bottom are atoms, molecules, organelles, cells, tissues, organs, organ systems, and the human organism.
Living things have a strong sense of order and organization that may be studied on a scale from small to enormous. The lowest and most basic unit of matter is the atom. It consists of an electron-surrounded nucleus. Moles are made of atoms.
When at least two atoms are bound together by one or more chemical bonds, a molecule is formed. Macromolecules, which are big molecules often generated by polymerization, are many of the biologically significant compounds (a polymer is a large molecule that is made by combining smaller units called monomers, which are simpler than macromolecules).
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We transformed E coli cells with a plasmid modified to contain a ‘virulence factor’ which would allow growth on media containing the antibiotic kanamycin (Kan). The plasmid confers constitutive resistance to ampicillin (Amp).
Assume you were given competent cells of known transformation efficiency (TE). Assume TE= 1x10[6] (note 10[6] means 10 to the power of 6). You want to have about 1000 colonies on the P-200 plate. How many nanograms of plasmid should you use in the transformation reaction? Select only one answer.
Answers
We need 1 nanogram of plasmid in the transformation reaction when the transformation efficiency is given for 1000 colonies on plate P - 200.
Given the value of transformation efficiency (TE) = \(1 * 10^6\)
Number of colonies on the plate P-200 = 1000
To calculate the amount of plasmid (in nanograms) required for transformation, we need to first calculate the number of cells required for transformation.
To get desired number of cells we multiply the transformation efficiency and number of colonies given such that:
number of cells = \(TE (1*10^6) * 1000 colonies = 1 * 10^9 cells\)
Since 1 nanogram of plasmid is equivalent to \(1 * 10^9\) cells, we can conclude that we need to use 1 nanogram of plasmid in the transformation reaction.
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what molecule is this?
Answers
Answer: Cholesterol
Explanation:
Hope this helps
What lies between Mars and Jupiter?
Answers
Answer: The asteroid belt
Explanation: The full asteroid belt contains over a million members, with the majority lying between Mars and Jupiter.