The best way to prevent food poisoning is to thoroughly cook eggs, chicken, and other foods to kill the microorganisms.
What is food poisoning?Food poisoning is defined as the contamination of food by disease causing microorganisms which can affect the well being of an individual.
In order to prevent this from happening, the food should be:
Thoroughly preheated,Thoroughly cooked andAnd washed before eating.Learn more about food poisoning here;
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We used the enzyme, taq polymerase, which is derived from the thermus aquaticus bacterium, in our pcr procedure. Why is this enzyme important for efficiency in pcr?.
The enzyme Taq polymerase is required in the PCR process because it is the main enzyme that synthesizes the new DNA strands complementary to the template strand and without the activity of this enzyme the PCR will be useless and it cannot make the copy of the given strand in any way. Thus, this enzyme is very much necessary for the efficient working of the PCR.
Polymerase Chain Reaction is a very efficient technique that can able to detect and copy even a small amount of DNA by performing a set of reactions at different temperatures.
The PCR process begins with the denaturing of the template strand at 95°C, followed by annealing in which the appropriate primers bind to the single strands of DNA at 50-56°C, followed by extension at 72°C in which the thermostable Taq polymerase synthesizes the strand complementary to the template DNA.
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Gestures and body postures that are an important part of nonverbal communication are:_______
Gestures and body postures that are an important part of nonverbal communication are: Facial expressions, gestures, and movements of the body.
Nonverbal communication is the exchange of messages or signals through nonverbal cues including body language, gestures, and nonverbal cues like eye contact and facial expressions. It makes use of kinesics, distance, physical environments/appearance, voice, and touch in addition to social cues.The exchange of information through body language, gestures, facial emotions, created space, and other nonverbal cues is known as nonverbal communication. For instance, smiling at someone when you first meet them communicates warmth, acceptance, and openness.Whether they are aware of it or not, everyone uses nonverbal communication all the time.Face expressions, gestures, paralinguistics including volume and tone of voice, body language, proxemics or personal space, eye contact, haptics (touch), appearance, and artifacts are all examples of nonverbal communication.learn more about Nonverbal communication here : https://brainly.com/question/5428379
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How would you describe an epithelium consisting of a single layer of cells in which all cells rest directly on the basement membrane and all cells reach the apical surface?.
Columnar epithelium consists of a single layer of cells in which all cells rest directly on the basement membrane and all cells reach the apical surface.
What is a epithelial tissue?
Epithelial tissue has a free surface, which faces either a body fluid or the outside environment and thus provides a covering or a lining for some parts of the body.
There are two types of epithelial tissues namely :
Simple epithelium: Simple epithelium is composed of a single layer of cells and functions as a lining for body cavities, ducts, and tubes.Compound epithelium: The compound epithelium consists of two or more cell layers and has protective function as it does in our skin.Simple epithelium is further divided into three types, they are;
The squamous epithelium is made of a single thin layer of flattened cells with irregular boundaries. They are found in the walls of blood vessels and air sacs of lungs and are involved in functions like forming a diffusion boundary.The cuboidal epithelium is composed of a single layer of cube-like cells. This is commonly found in ducts of glands and tubular parts of nephrons in kidneys and its main functions are secretion and absorption. The columnar epithelium is composed of a single layer of tall and slender cells. Their nuclei are located at the base. Free surface may have microvilli. They are found in the lining of stomach and intestine and help in secretion and absorption.To learn more about epithelial tissues: https://brainly.com/question/13404204
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Untreated hyperemesis can lead to preterm birth. what is the cause of the preterm birth?
If an overlap develops between the ranges of two closely related species, and if the species seek to occupy the same niche in the zone of overlap. What will probably happen in the zone of overlap?
The two species will interbreed and produce a hybrid species If an overlap develops between the ranges of two closely related species, and if the species seek to occupy the same niche in the zone of overlap.
When two members of the same species mate, the offspring receives half of each parent's DNA. This is what gives you a mixed-parent appearance. Hybrids are produced when two different species are crossed, and as a result, they have a 50% gene contribution from each parent species.
A hybrid in reproductive biology is a child born from the union of two parents belonging to different species or subspecies. A mule is an illustration of an animal hybrid. The creature is the result of breeding a horse with a donkey. Another animal hybrid is the liger, which is produced when a lion and a tiger mate.
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The two most common igneous rocks are basalt and granite. Basalt is commonly found ________ and granite is found _______
The two most common igneous rocks are basalt and granite. Basalt is commonly found ocean land and granite is found continental land .
The thickness of oceanic land is 5 Km and continental land is 30 km. The continental land is made up of granite and ocean land is made of lava rock called basalt. The crust is thinnest layer of the earth. What is the oceanic crust?The outermost layer of the oceanic portion of the divergent plate boundaries.It is made of different types of basalt.It is thin and dense.What is continental crust?The thick part of the earth crust which acquires large masses on the land.It is also the layer of igneous, sedimentary and metamorphic rocks.Its thickness is about 25 to 70 kmlearn about earth
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How do dying stars contribute to the formation of plants
The plasma membrane is ____________ permeable and allows some, but not all, substances to pass through it.
To protect against termites and to provide for ventilation, a ________________ is built beneath the home.
Crawl space
To protect against termites and to provide ventilation, a crawl space is built beneath the home.
What is the purpose of a crawl space?
Similar to a basement, a crawl space has vents that let outside air in. There are some crawl spaces that are full height, like a basement, while there are others that are only two feet tall or less, requiring you to crawl on your belly.
The ability to more readily access the systems, such as the wiring, plumbing, gas hookups, and ventilation, is the main advantage of a crawl space over a concrete slab foundation.
At the top of the foundation wall, there are many air vents for ventilated crawl areas. In order to allow unrestricted movement of outside air throughout the room, the vents are positioned across from one another.
Crawl spaces are also the preferred type of foundation in regions where termites or excessive moisture damage the earth.
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Biological anthropologists view how humans come to be the way they are as the result of
Both their own individual life experiences and the evolutionary history.
What about biological anthropologists?Since genes are the main cause of human diversity, they can look at genes. Since differences in health are the primary cause of most human diversity, they can research health.Understanding human adaptation to various settings, the causes of illness and early mortality, and how humans descended from other animals are all goals of biological anthropologists. They research people (alive and deceased), other primates including monkeys and apes, as well as human predecessors, to achieve this (fossils).The study of biological anthropology focuses on the variety and environmental adaptations of our closest living relatives, monkeys and humans, as well as their evolutionary history. The strong evolutionary perspective of biological anthropology is one of its key features.Learn more about biological anthropologists here:
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What is the correct order for structures in the nervous system pathway for hearing? a. axons project to the auditory cortex. b. axons project to inferior colliculi.
The correct order of structures in the nervous system pathway to hearing is that axons project to the auditory cortex.
A. Axons project to the auditory cortex.Inferior colliculus neurons send their axons to the medial geniculate nucleus (MGN) of the thalamus, which in turn projects to the auditory cortex.
What is the route of the roads?
The cochlear nerve passes through the internal acoustic meatus in the temporal bone and enters the brainstem in the upper part of the medulla, at its junction with the pons, next to the facial nerve (VII), in the region of the cerebellopontine angle.
Which part of the brain controls hearing?Temporal Lobe: located near the ear, it is responsible for the perception of hearing, enabling the analysis of sounds. In addition, it functions as a processor of memory and emotions.
With this information, we can conclude that We hear when sound waves travel through the air to our eardrum and then through the middle ear to our inner ear and from there finally to the auditory centers of our brain. Our ears are always active, continually transporting sounds along this auditory pathway.
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A 5-year-old child is at the pediatric clinic for a well-child visit. which symptom alerts the health care provider that this child might have acute lymphoblastic leukemia (all)?
Bone marrow aspiration symptom alerts the health care provider that this child might have acute lymphoblastic leukemia (all)
Acute lymphocytic leukemia (ALL) is a kind of blood and bone marrow malignancy. Blood cells are generated in the spongy tissue inside the bones. Acute lymphocytic leukemia gets its name from the fact that it advances quickly and produces immature blood cells rather than mature ones.Acute lymphoblastic leukemia in children is more frequent than other cancers, however it is curable in a significant portion of cases. Adult survival rates are lower, although they are rising. ALL has a 5-year relative survival rate of 68.8%. 90 percent of children and 30 to 40 percent of adults are included in the statistics, respectively.
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Select the correct answer from each drop-down menu.
Ruth is presenting the feedback model to her class. Help her complete the statements.
A negative feedback mechanism works by
of a system. A
restore the
variations in conditions. This feedback mechanism tries to negate changes to
feedback mechanism supports a change that occurs in the value of a parameter.
A negative feedback mechanism tries to negate changes so as to restore the variations that occurs in the value of a parameter or system.
What is Negative feedback?This is known to be a method that tend to reverses any kind of movement or deviation from the set point and it then keeps the body parameters to its normal range.
Note that A negative feedback mechanism tries to negate changes so as to restore the variations that occurs in the value of a parameter or system.
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In contrast, ____________ reactions, such as serotyping for ____________ species identification, produce insoluble antibody-antigen complexes in vitro that can be visualized for positive identification of a microbial infection.
In contrast, precipitation reactions, such as serotyping for microbial species identification, produce insoluble antibody-antigen complexes in vitro that can be visualized for positive identification of a microbial infection.
What are microbial species?Microbial species is a group of individuals where the observed lateral gene transfer within the group is much greater than the transfer between groups.
There may be at least 1 billion different types of microbes on Earth, if not more, according to current estimates. Despite the truly astounding diversity of microbes, they can all be divided into five major categories: viruses, bacteria, archaea, fungi, and protists.
The most popular molecular method for identifying bacteria is probably PCR, particularly Real-Time PCR. By quickly detecting and identifying microbial species from clinical samples, PCR helps expedite diagnostic processes. There are various PCR-based techniques.
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which of the following correctly states the proximal and distal attachments of the sternocleidomastoid
The following which correctly states the proximal and distal attachments of the sternocleidomastoid include:
Sternal manubrium and medial one-third of clavicleMastoid process and lateral half of superior nuchal line.What is Sternocleidomastoid?This is also known as musculus sternocleidomastoideus and is the superficial muscle present in the neck region. This thick and narrow muscle is also solely responsible for the division of the neck into what is referred to as anterior and posterior triangles.
The proximal and distal attachment of this muscle can be seen in the sternal manubrium and mastoid process and are responsible for certain actions such as rotation of the head etc.
This is therefore the reason why the aforelisted was chosen as the most appropriate choice.
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Coevolution: can produce an insect with a tongue as long as its body. is responsible for nectar production by plants. All of these are correct. is responsible for all the beautiful flowers in the world. reveals that both biotic and abiotic resources can serve as selective forces.
According to the research, the correct option is (c) "All of these are correct".
What is Coevolution?It is the mutual adaptation of two or more species of living organisms in the context of their evolutionary processes.
It is linked to biotic factors, and we can find cases of co-evolution between different plants and insects.
Therefore, we can conclude that according to the research, the correct option is (c) "All of these are correct".
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Plants breathe CO2 and release O2, while animals generally breathe O2 and release CO2. This is an example of an interaction between:
Respiration and photosynthesis are an example of Biosphere and Atmosphere interaction.
The Atmosphere is the gaseous mass or envelope that surrounds the planetary body and is retained by its gravitational field.
The Biosphere is the living and dynamic part of the earth and it constantly responds to the surrounding atmosphere.
The Biosphere interacts with the atmosphere by affecting its physical and chemical properties.
In Photosynthesis, plants breathe CO2 and release O2 while in respiration, animals breathe O2 and release CO2. These interactions alter the gaseous composition of the atmosphere, thereby affecting the chemical properties of the atmosphere.
This interaction can lead to changes in the climate, temperature, etc. Some other examples of the biosphere and atmosphere interactions are mineral cycles, carbon storage, desertification, energy cycle and the water cycle.
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Genetic engineering: Has been employed mostly with mice, because their genetic makeup is well known Involves direct manipulation of an organism's genes or their effects
All of the above.
Genetic engineering: Has been employed mostly with mice, because their genetic makeup is well known and Involves direct manipulation of an organism's genes or their effects.
What is genetic engineering used for?Genetic engineering, often known as genetic alteration, is a technique that modifies an organism's DNA using technology developed in labs. This could entail altering a single base pair (A-T or C-G), erasing a section of DNA, or incorporating new DNA.
Scientists can transfer desirable genes from one plant or animal to another via genetic engineering. Likewise, genes can be transferred from an animal to a plant or the opposite. GMOs, or genetically modified organisms, are another term for this.
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________ regulation occurs within a cell when the newly formed protein is modified.
Post-translational regulation occurs within a cell when the newly formed protein is modified.
What is Post-translational regulation?After being synthesized, folded, and put together, proteins can undergo post-translational modification. It has been shown that a variety of post-translational changes take place inside cells. Any alteration that can be made to a protein can also be undone. A post-translational alteration can take many distinct forms.
The process generally entails the formation of a covalent bond connecting a particular chemical group to a particular set of amino acid side chains on the protein. These groups can include phosphate groups (phosphorylation), acetate groups (acetylation), the attachment of lipid/hydrophobic groups (lipid modification), or carbohydrates (glycosylation). The majority of these post-translational changes are reversible; one enzyme adds the modifying group, and another enzyme can take it away.
For example, protein kinases phosphorylate proteins, while protein phosphatases remove such phosphate groups. Similar to allosteric effectors, post-translational changes alter the structure of the polypeptide to which they are bound, which therefore affects the polypeptide's activity. Additionally, they can alter a protein's stability, localization within the cell, and interactions with other proteins.
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__________ is the neurotransmitter used to carry a message from a motor neuron to a skeletal muscle fiber.
Suppose a reptile damages one of its kidneys, and the kidney is not able to function.
The levels of which material within the reptile’s body would most likely be affected?
carbon dioxide
nutrients
water
oxygen
REPTILES ARE METANEPHRIC KIDNEY
The correct option is (B) nutrient for the given question.
Reptiles are described as tetrapod vertebrate animals where they do perform excretion through small kidneys. Due to the lack of Loop of Henle in reptiles thus they aren't able to produce adequate urine that is excreted in concentrated form in solids.
A damaged kidney usually will have decreased perfusion resulting in activation of the RAAS Mechanism triggering an elevation of blood volume to an extent. Due to long-standing kidney diseases, there will be an accumulation of nutrients circulating within the bloodstream at higher levels such as (Creatinine, etc.) due to renal damage.
Hence with a damaged kidney filtration & excretion of the body contents are decreased.
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What three major groups of molecules can be used as fuel for cellular respiration?
Glycolysis, Krebs cycle, Electron transport chain .In cellular respiration oxygen and glucose react and form ATP . water and carbon-dioxide are released as byproducts. These three stages of aerobic respiration.
Glucose which is the primary fuel for cellular respiration ,without that the process can't be started because there is no pyruvate for use in kerbs cycle in which NADH and carbon is formed.
Cellular respiration occur both aerobically (with oxygen) or aerobically (without oxygen). Anaerobic respiration is a normal part of cellular respiration. Glycolysis is first step in cellular respiration is anaerobic and does not require oxygen. If oxygen present then continue form kerb cycle and oxidative phosphorylation.
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Klinefelter's syndrome is a result of which of the following nondisjunction mutations
Klinefelter's syndrome is a result of chromosomal nondisjunction mutations.
What is Klinefelter's syndrome?Klinefelter's syndrome is a result of the presence of an extra X chromosome in germinal cells.
In genetics, this type of mutation is referred to as chromosomal nondisjunction (aneuploidies).
In conclusion, Klinefelter's syndrome is due to chromosomal nondisjunction.
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I WILL MARK U BRAINLIEST IF YOU ANSWER THIS QUESTION!
5. Describe how the frog's circulatory and digestive systems are physically connected.
Answer:
The circulatory system transports blood throughout the body through the veins. The circulatory system works with the respiratory system because it transports oxygen through the body as well. It works with the digestive system because it transports waste so it can be disposed.
Explanation:
joe
Answer:
I think one way its connected is through the liver? cause what the frog eats (digestive system) goes through the liver at some point to process, break down and create nutrients. And the liver is also connected to the circulatory system because it processes blood?
Explanation:
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he saw happiness as an important human goal and is known to have introduced the science of happiness
Aristotle
According to Aristotle "Happiness is the meaning and purpose of life, the whole aim and end of human existence"
What is Happiness ?Happiness is a life that is being well led through virtue, living well and acting well.
Happiness depends on ourselves.” More than anybody else, Aristotle enshrines happiness as a central purpose of human life and a goal in itself. Aristotle tells us that the most important factor in the effort to achieve happiness is to have a good moral character — what he calls “complete virtue.”But being virtuous is not a passive state: one must act in accordance with virtue.Learn more about Happiness here:
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Without variation, natural selection cannot select for favorable traits. What is the ultimate cause of variation within a population
The final cause of variation within a population without genetic variability would be phenotypic variability, this phenotypic variability will be determined only by adaptations during the life of the organism.
How can variation arise within a population?Some factors influence genetic variability, such as mutation, gene flow, sexual reproduction and genetic drift. Among them, mutation is the main factor that generates variability, allowing the emergence of new combinations within the gene pool of the population.
With this information, we can conclude that Genetic variability refers to the variations of genes between individuals in a population.
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The earliest evidence of ancestral ____ are found in middle pleistocene deposits in kenya.
Answer: chimpanzees
Explanation:
The earliest evidence of ancestral hominin are found in the middle pleistocene deposits in kenya, Africa. Pleistocene showed to have the earliest occurrence of about 2 million years ago.
What are evidences of ancestry?
Fossils, anatomy, embryos, and DNA sequences provides the line of evidence about the common ancestry of today's organisms. It provides evidence of more closely related organisms having more characteristics in common. DNA sequences underlies the similarities and differences in the fossils, anatomy, and embryos of human population.
The hominin fossil record is found in the Pleistocene is increasingly well documented. One species for which there is substantial new information is Homo erectus which are found in the deposits of Kenya, Africa.
Homo erectus is an extinct species of archaic human race from the middle Pleistocene, with its earliest occurrence about 2 million years ago.
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The ______ function shall suspend execution of the calling thread until status information for one of the terminated child processes of the calling process is available
The wait function will suspend execution of the calling thread until status information for one of its terminated child processes is available.
The wait function will suspend execution of the calling thread until status information for one of its terminated child processes is available, or until delivery of a signal whose action is either to execute a signal-catching function or to terminate the process.Until one of its child processes ends or a signal is received, a call to wait() pauses the caller process. Parent process continues to run after wait system call command after child process exits.Child process may terminate due to any of these:From main, it calls exit() and returns (an int).When a signal is received (by the OS or another process), its default response is to terminate.learn more about Child process here: https://brainly.com/question/17925458
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PLEASE ANSWER QUICK
Which of the following has two lenses as well as a light bulb in the base that shines light through the specimen?
Group of answer choices
scanning electron microscope
compound light microscope
transmission electron microscope
scanning tunneling microscope
Answer: compound light microscope
Explanation: a microscope that shines light through a specimen and has two lenses to magnify an image (Ocular lens and Objective lens)
Which of the following governs the opening and closing of stomata?
a. Leaves
b. Phloem
c. Roots
d. Flowers
Answer:
isn't there supposed to be an option mentioning guard cells tho :/
Explanation: