what are the primary causes of stunting in the first years of life? (choose all that apply.)

Ultraviolet light can be the answer to future outbreaks because it has the capability to kill the microorganisms present in air and thus can prevent the infectious diseases caused by them.

Ultraviolet light is the EM radiation with the wavelength range 10 nm to 400 nm. It is already being used in research labs for maintaining the microbe free environment. Researches are also being conducted to produce such ceiling lights that can be used normally in households so that the the air-borne microorganisms can be killed.

Microorganisms are the small living organisms not visible to the unaided eyes. They have the strong capability to produce their new variants by mutation and cause infectious diseases. The ultraviolet light can kill them even before they are able to transform themselves.  

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Answer:

a)1/1

Explanation:

r/r= 2/2 which will simplify to 1 or 1/1 :)

Answer:

The solute is powdered drink mix

Explanation:

The solute is powdered drink mix is solute because solute is any substance that dissolves in a solvent while solvent is the substance that dissolve solute or the dissolving medium. When solute dissolve in solvent it is called solution.

Solution is an homogeneous mixture of substance which comprises of solute that dissolve in solvent.

Negative feedback helps to keep a variable within its regular range and lessens an overreaction.

How does unfavourable criticism work and what is it?

Negative feedback occurs when an output of a system, process, or mechanism is given back in a way that aims to reduce oscillations in the output, whether these oscillations are caused by changes in the input or other disturbances.

What possible repercussions could negative feedback have?

Because the feedback energy (voltage or current) is out of phase with the input signal when there is negative feedback, the input signal opposes the feedback energy. Negative feedback reduces the amplifier's gain. It also reduces distortion, noise, and instability. The bandwidth is increased while the input and output impedances are improved by this feedback.

Become familiar with Bandwidth.

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Answer: B

Explanation:

Answer:

The dialysis tubing itself represents the cell membrane.

Explanation:

When the dialysis tubing is filled with liquid the entire system is supposed to represent a cell. The solution inside the dialysis tubing represents the concentration inside the cell.

The relationship between the crow and the rat is predator-prey.

In a predator-prey relationship, one organism (the predator) hunts, kills, and eats another organism (the prey) for food. In this scenario, the crow is the predator, and the rat is the prey. The crow chased away the rat and ate its food, which means that it hunted and killed the rat's potential food source. Therefore, the relationship between the crow and the rat is predator-prey.

The most likely length of an mRNA that will code for a polypeptide with 150 amino acids is >450 nucleotides.What is mRNA?

Messenger RNA or mRNA is a single-stranded RNA molecule that carries genetic information from DNA to ribosomes for protein synthesis. mRNA is synthesized from DNA through a process called transcription.Most genes contain information that codes for the production of proteins. These proteins, in turn, are involved in the development and function of all living organisms.

The length of mRNA depends on the number of nucleotides, which is determined by the number of amino acids required to make a protein.In general, every three nucleotides on the mRNA molecule code for a specific amino acid. A string of such amino acids forms a polypeptide.

The polypeptide chain forms a protein through folding and further modifications.The most likely length of an mRNA that will code for a polypeptide with 150 amino acids is greater than 450 nucleotides because each amino acid is coded by a sequence of three nucleotides. Therefore, 150 amino acids would require a coding sequence of at least 450 nucleotides.

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Answer: genes are linked

Explanation: Gene on a chromosome lies close to another gene controlling a different trait. This indicates that genes are linked, meaning they are physically close to each other on the same chromosome. The proximity of these genes suggests that they are more likely to be inherited together as a unit, rather than independently assorting during the process of genetic recombination.

Answer:

There are many hidden interactions going on within your body. Your endocrine system works closely with your brain and central nervous system to control the creation of specific hormones and enzymes. Your digestive and excretory systems work with the nervous system in both conscious and unconscious ways.

Explanation:

Hope it helps! Correct me if I am wrong :>

Im sure about my answer!

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Answer: spiral

Explanation:

More than two third of the total galaxies that are present in the universe are spiral in shape. The correct answer is option 3.

It is the milky way in which we all are living.

Astronomers  do classify that the  galaxies are divided  into three major categories that are  elliptical, spiral and irregular. The span of these galaxies have a wide range of sizes that is  from the  dwarf galaxies having as few as 100 million stars to the  giant galaxies with more than atleast the trillion stars.

Approximately 60% of galaxies are  nearly thought to be spiral type  galaxies that are making spiral galaxies as  the home of majority of the stars in Universe.Elliptical galaxies are largest and common galaxies  that are observed. They  nearly make up of almost 20% of  the nearby galaxies. Irregular galaxies are irregular ones.

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Answer:

So that the plant can grow at a faster rate and healthier

Explanation:

Answer:

They need carbon because it's one of the inorganic substances which help them in the process of photosynthesis

The agent that requires an in-line filter and non-polyvinyl chloride tubing for administration is Busulfan.

What is Busulfan? Busulfan is a medication that is used in chemotherapy to treat various types of cancer. It is a cell cycle non-specific alkylating agent, which means it is active throughout the cell cycle, and it can harm cells at any point during their cycle.

Alkylating agents function by adding alkyl groups to DNA molecules' guanine nucleotide bases, resulting in the cells' DNA being unable to replicate or divide. This causes the cells to die.

What is PVC tubing? Polyvinyl chloride (PVC) is a type of plastic that is frequently utilized in medical devices like tubing, bags, and infusion sets. In healthcare settings, PVC is a popular choice because it is inexpensive, light, and clear, making it simple to see the contents of the tube or bag.

PVC, on the other hand, may cause health issues in patients if it comes into contact with certain chemicals. In addition to PVC tubing, filters are used to prevent contaminants from entering the patient's bloodstream and causing infections. Certain drugs are associated with a higher risk of particle contamination, necessitating the use of filters.

The agent that requires an in-line filter and non-polyvinyl chloride tubing for administration is Busulfan.

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The possibility of production of mice with white coat color is 0% because all mice will be brown coated (Bb) due to incomplete dominance.

When both traits are not dominant over each other, then this is called incomplete dominance. For example, in mice, coat color is incompletely dominant. Black and white are homozygous. Brown mice are heterozygous.

When a black-coat mouse (BB) is crossed with a white-coat mouse (bb), then all offspring will be brown-coat mice (Bb) because of incomplete dominance. Therefore, the probability of the formation of white coat mice is 0%. The image is attached below.

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Answer:

Hydrochloric acid helps your body to break down, digest, and absorb nutrients such as protein. The hydrochloric acid found in the stomach facilitates digestion by disintegrating complex large food molecules into simpler molecules. The acid activates the pepsinogen enzyme required to digest proteins.

Answer:  Some bacteria cause infections or produce toxic substances that are a threat to life and/or health

Explanation:   Bacteria cause spoiling of food so that it does not keep as long as we may desire. Some bacteria may cause infections of plants, threatening our food supply or ornamental plant

Answer:

Viruses

Needs a host to reproduce

Has capsid

No growth

Doesn't get or use energy

Cells

Can reproduce by itself

Has cell membrane

Growth

Get and use energy

Respond to environment

Without information about the specific infection being referred to, it is impossible to determine which protozoan species is the most likely causative agent. However, the four options provided are all known to cause various types of infections in humans.

Based on your list of protozoan species, it is not possible to determine the specific causative agent for the infection without more information about the symptoms or the geographic location. Each of the species mentioned is associated with different infections:
1. Trypanosoma cruzi - Chagas disease
2. Trypanosoma brucei gambiense - African sleeping sickness (West African form)
3. Plasmodium vivax - Malaria
4. Leishmania braziliensis -  mucocutaneous leishmaniasis

Phlebotomine sandflies, which feed on blood to create eggs, bites of infected females carry the leishmania parasite. Humans are one of the approximately 70 animal species that can produce leishmaniasis parasites. Please provide more details about the infection in question to determine the most likely causative agent.

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Answer:

I disagree there are definetly more things that can up a country's GDP than killing off animals that are helpless and important to life itself there is no need be continously killing trees and destroying habitats. You can start more businesses or even try to find another source of GDP. But the simple truth is that it is wrong and unnessecary

Explanation:

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If an oak tree has 6 chromosomes in its reproductive cells, then it means that it has 12 chromosomes in its somatic cells. This is like this because reproductive cells are generated by meiosis, which is a reductional cell division, producing four cells with half of the genetic material of the original cell and different from each other.

Answer:

Diffusion via stomata

Explanation:

Gaseous exchange occurs through it

Explanation:

Sure! I can do that. Can you please provide me with a specific description or picture of a mutation to work with?

In the disc-diffusion assay, a large zone of inhibition around a disk to which a chemical antiseptic/disinfectant has been applied indicates high susceptibility of the test microbe to the chemical antiseptic/disinfectant.

A large zone of inhibition indicates that the test microbe is sensitive to the chemical antiseptic/disinfectant. In the disc-diffusion assay, antimicrobial agents are tested on a culture of microorganisms to determine their susceptibility. Paper disks containing antimicrobial agents are placed on an agar plate containing the microorganisms, and the antimicrobial agent diffuses through the agar. If the antimicrobial agent is effective against the microorganisms, it will create a zone of inhibition around the disk where the microorganisms cannot grow. The size of the zone of inhibition indicates the degree of susceptibility of the microorganisms to the antimicrobial agent.

Therefore, in the disc-diffusion assay, a large zone of inhibition around a disk to which a chemical antiseptic/disinfectant has been applied indicates that the test microbe is sensitive to the chemical antiseptic/disinfectant.

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Answer:

regulation

Explanation:

The nucleus is basically the master control of the cells

Answer:

The cell membrane is selectively permeable and able to regulate what enters and exits the cell, thus facilitating the transport of materials needed for survival. ...

Explanation:

Because the membrane acts as a barrier for certain molecules and ions, they can occur in different concentrations on the two sides of the membrane.

1. organelles

2. membrane

3. cytoplasm

4. nucleus

biologydictionarynet

The groups that include crabs are Arthropoda, Eukaryotes, and Mollusca. Arthropoda is a group of invertebrate animals, including insects, arachnids, and crustaceans, that have an external skeleton (exoskeleton) and jointed legs. Crabs are a type of crustacean, which makes them part of the Arthropoda group.

Eukaryotes are organisms whose cells contain a nucleus and other organelles enclosed within membranes. All living organisms, including crabs, are eukaryotes.

Mollusca is a group of soft-bodied invertebrates that includes clams, snails, and octopuses. Crabs are part of this group.

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The site of the formation of the primary structure for protein synthesis in animal cells is the ribosome. The site of the formation of the primary structure for protein synthesis in animal cells is the ribosome.

Ribosomes, the site of protein synthesis in cells, are composed of two subunits that are unequal in size. Both ribosomal subunits contain ribosomal RNA (rRNA) molecules and a number of ribosomal proteins that help to maintain the structure and function of the ribosome.
Therefore, option D is the answer.
Phospholipids can form all of the following structures in water except bones cell membranes. Phospholipids are the main structural component of cell membranes in living organisms. When in contact with water, these amphipathic molecules spontaneously self-organize into a bilayer to form a cell membrane. The two layers of a bilayer have opposing orientations of the phospholipid molecules that create a hydrophobic interior sandwiched between two hydrophilic surfaces.
They can also form vesicles or liposomes when a bilayer spontaneously closes to create an isolated compartment. However, bones cell membranes is not a structure that can be formed by phospholipids in water.
Therefore, option E is the answer.

Ribosomes are the site of the formation of the primary structure for protein synthesis in animal cells, while phospholipids can form all of the following structures in water except bones cell membranes.

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Answer:

D. circulatory system

Answer:

D. circulatory system

Explanation:

Answer:

increases opportunities for offspring to compete for limited resources.

The primers that should be used to amplify this segment of DNA through PCR are 5'-CTGACATGTACGTAG-3' and 3'-GACTGTACATGCATC-5'. They will hybridize to the two ends of the target sequence, and by adding DNA polymerase, DNA synthesis can occur in a continuous cycle, amplifying the original sequence exponentially. These primers contain the nucleotide sequence of the target segment, and will form the perfect hybridization needed for PCR to work.

PCR (Polymerase Chain Reaction) is an essential tool for molecular biologists which allows for the amplification of a DNA sequence of interest. The process works by using two synthetic primers (short, single-stranded pieces of DNA) which are complimentary to the sequence of interest. The primers will hybridize to the two ends of the target sequence, and by adding DNA polymerase, DNA synthesis can occur in a continuous cycle, amplifying the original sequence exponentially.

For the PCR process to be successful, the primers must hybridize perfectly to the target sequence, so they must be designed carefully. For the sequence given in the question, the two primers needed are 5'-CTGACATGTACGTAG-3' and 3'-GACTGTACATGCATC-5'. These primers contain the nucleotide sequence of the target segment, and will form the perfect hybridization needed for PCR to work.

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