Answers
Members of the group A streptococci (GAS) cause all of the following except epiglottitis.
What is epiglottitis?Epiglottitis is described as a potentially life-threatening condition that occurs when the tissue protecting the windpipe becomes inflamed.
Streptococci are known to be a large group of gram-positive, nonmotile, non–spore-forming cocci about 0.5-1.2µm in size that often grow in pairs or chains.
Members of the group A streptococci (GAS) cause rheumatic fever.
Members of the group A streptococci (GAS) cause pharyngitis.
Members of the group A streptococci (GAS) cause strep throat.
Members of the group A streptococci (GAS) cause scarlet fever.
Members of the group A streptococci (GAS) do not cause epiglottitis. Instead epiglottitis is caused by infection with Haemophilus influenzae type b (Hib) bacteria.
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Related Questions
1.) When does a woman run out of eggs?
2.) What is the name of the lining of the uterus?
3.) What does estrogen do to the lining of the uterus?
4.) What hormone is released due to the rising level of estrogen in the bloodstream?
Answers
Answer:
1.) When does a woman run out of eggs?
A.) your ovaries cease to make estrogen, and you will go through the menopause. At the age of 45 to 50
2.) What is the name of the lining of the uterus?
A.) Endometrium
3.) What does estrogen do to the lining of the uterus?
A.) estrogen causes further proliferation of the stromal cells of the epithelial lining of the uterus.
4.) What hormone is released due to the rising level of estrogen in the bloodstream?
A.) When the level of estrogen is sufficiently high, it produces a sudden release of LH, usually around day thirteen of the cycle.
-TheUnknownScientist
which of the following is found in the posterior mediastinum? group of answer choices thoracic duct heart right lymphatic duct primary bronchi thymus
Answers
The posterior thoracic mediastinum contains the descending aorta. A)Thoracic duct is found in posterior mediastinum. So, correct option is A.
The posterior Mediastinum is a sporadic three-sided space running lined up with the vertebral segment. The most striking blood vessel branches in this district are the proximal bits of the intercostal courses. It is limited in front by the pericardium above, and by the back surface of the stomach beneath, behind by the vertebral section from the lower boundary of the fourth to the twelfth thoracic vertebra, and on one or the other side by the mediastinal pleura.
It contains the thoracic piece of the dropping aorta, the azygos and the two hemiazygos veins, the vagus and splanchnic nerves, the throat, the thoracic pipe, and some lymph organs.
Hence, correct option is A.
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(Complete question) is:
which of the following is found in the posterior mediastinum? group of answer choices
a)thoracic duct
b)heart right lymphatic duct
c)primary bronchi
d)thymus
A scientist is examining a multicellular organism that has ability to harness the energy from the sun to make its own food what kingdom would be the best option when classifying the organism
Answers
Answer:plantae
Explanation:
1. Do you think there should be any qualifications at all for voting? If not, explain
if yes, what qualities would you favor?
why would you want this qualification
Answers
Answer:
yes there should be
Explanation:
qualifications like
being a citizen
physically literate
18yrs of age
True or false. Every living organism on Earth has been classified.
Answers
Answer:
False
Explanation:
We know more of the moon than we do of our own oceans! There are many, many, organisms on Earth that have not been classified. We have not been able to explore deep in the ocean, extremely cold climates, and some may have even been missed in "our backyard" because Earth is so diverse! According to National Geographic, "Even after centuries of effort, some 86 percent of Earth's species have yet to be fully described, according to new study that predicts our planet is home to 8.7 million species. ... So far, some 1.2 million species are known to science."
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather
What is a Pathogen? 4 Types and How They Spread Disease
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Pathogen - An organism that causes illness is referred to as a pathogen.
Your body is already teeming with bacteria. However, these organisms only become an issue if your immune system is compromised or if they are able to get into an area of your body that is typically sterile.
Once they enter the body, various pathogens have the power to cause harm.
A host is all that a pathogen requires to live and grow. Once the virus has established a base in the host's body, it avoids the host's immune reactions and makes use of the body's resources to reproduce before leaving and moving on to a new victim.
Depending on the type, there are various ways to transfer pathogens. They can be spread by touching a surface, feces, body fluids, airborne particles, and skin contact.
Pathogen Types -
Pathogens come in a variety of forms, but we'll concentrate on the four most prevalent: viruses, bacteria, fungi, and parasites.
viruses - A segment of genetic code, such as DNA or RNA, makes up viruses, which are further protected by a protein covering. Once you are infected, viruses enter your body through host cells. After that, they replicate by using the elements of the host cell to create new viruses.bacteria - Microorganisms made up of just one cell are called bacteria. They are incredibly diverse, come in a wide range of forms and characteristics, and may exist in almost any setting, including inside of and on top of your body. Bacteria do not always lead to illnesses. Pathogenic bacteria are those that can cause disease.fungi - On Earth, there are countless varieties of fungi. There are just about 300Trusted Source that are recognized to be unhealthy. Almost everywhere in the environment, including indoors, outdoors, and on human skin, is home to fungi. When they grow too much, they spread infection.parasites - Animal-like organisms known as parasites live inside or on top of their hosts and take advantage of them by feeding on them or causing harm to them.Learn more about Pathogen is visit here;
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which macromolecule is involved in how hemophilia is passed
Answers
The macromolecule involved in how hemophilia is passed is DNA, specifically the genes carried on the X chromosome. The inheritance of hemophilia follows a pattern influenced by the presence or absence of the hemophilia gene on the X chromosome.
The macromolecule involved in how hemophilia is passed is DNA, specifically the genetic material carried on the X chromosome.
Hemophilia is an inherited bleeding disorder caused by a mutation in one of the genes responsible for producing clotting factors in the blood. The genes involved in hemophilia, such as the F8 gene (hemophilia A) or F9 gene (hemophilia B), are located on the X chromosome.
The X chromosome is one of the two sex chromosomes, with females having two copies (XX) and males having one copy (XY). Since hemophilia is a recessive trait, it typically affects males more often than females. This is because if a male inherits a defective X chromosome carrying the hemophilia gene, he will develop the disorder since he does not have a second X chromosome to compensate for the mutation.
In females, who have two X chromosomes, hemophilia can be passed on if they inherit a defective X chromosome from both parents. These females are carriers of the hemophilia gene and may not exhibit symptoms themselves but can pass the mutation to their offspring.
The inheritance of hemophilia follows a specific pattern, with affected males having an X chromosome with the hemophilia gene and unaffected males having a normal X chromosome. Female carriers have one normal X chromosome and one X chromosome with the hemophilia gene.
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The conformational change in an enzyme after the substrate is bound that allows the chemical reaction to proceed, can be explained by
A.induced fit
B. transition
C. fit and fine
D. Pasteur
Answers
why bone grow in bidirectional
Answers
Explanation:
Bones grow in different directions because they need to support the body in different ways. The different directions allow for flexibility and strength.
Why do we use microorganisms to produce enzymes more than plants and animals?
Answers
Answer:
Microbial enzymes are the preferred source to plants or animals due to several advantages such as easy, cost-effective and consistent production. The present review discusses the recent advancement in enzyme technology for food industries.
Indicate if the following statements about membrane proteins are true or false.A. They can aid in the transportation of molecules across membranes. (Click to select)B. They are used in DNA replication. (Click to select)C. They can act as cell surface receptors. (Click to select)D. They are totally water soluble. (Click to select)E. They can be enzymes. (Click to select)
Answers
Answer:
A. They can aid in the transportation of molecules across membranes. TRUE
B. They are used in DNA replication. FALSE
C. They can act as cell surface receptors. TRUE
D. They are totally water soluble. FALSE
E. They can be enzymes. TRUE
Explanation:
A. They can aid in the transportation of molecules across membranes: This is the case, for example, of carrier proteins incrusted in membranes and in charge of transport. Active transport proteins are responsible for active transport. These transporters easily recognize a molecule and drive it into or out of the cell, an action that requires energy to occur. Also, channel protein and many carrier proteins are in charge of passive transport, which does not require energy.
C. They can act as cell surface receptors. Many proteins incrusted in cellular membranes act as receptors. A certain molecule binds to its receptor which is a protein structure that triggers an answer in the cell. As an example, we might mention neuronal communication through neurotransmitter (acetylcholine) that binds to its receptor in the postsynaptic membrane.
E. They can be enzymes. Enzymes are proteins, but not all proteins are enzymes. Some of the membrane proteins might be peripheral or integral enzymes, and their function is to catalyze reactions that must occur on the cell membrane.
A antibiotic that block protein synthesis and have broad spectrum
activities with relatively low toxicity is:
A. bacitracin
B. penicillin
C. vancomycin
D. erythromycin
E. levofloxacin
Answers
The seed formed inside the ovary of the flower. As the seed develops in the flower, water is withdrawn from it so that it becomes almost dry. suggest why is it important?
Answers
Water withdrawal from the developing seed inside the flower is important to induce dormancy, enhance longevity, protect against pathogens, facilitate dispersal, and trigger germination under favorable conditions.
Water withdrawal from the seed during its development inside the ovary is crucial for seed dormancy, longevity, protection, dispersal, and germination. Dormancy enables seeds to survive unfavorable conditions. The dry state reduces metabolic activity, enhancing seed longevity. Withdrawing water creates an inhospitable environment for pathogens, safeguarding the seed. Dry seeds are lighter and more easily dispersed by wind, animals, or water, aiding in the colonization of new habitats. Rehydration of the seed after dispersal triggers germination, initiating growth.Overall, water withdrawal from the seed inside the ovary serves as a survival strategy, allowing seeds to endure harsh conditions, remain viable for extended periods, avoid microbial damage, disperse effectively, and germinate when conditions are favorable.
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Which of the following is true about the Calvin cycle?
Answers
Answer:
The following??
Explanation:
SPEED
Some factories have started using large tanks of bacteria to remove carbon dioxide from the atmosphere. As more factories start to do this, the amount of carbon dioxide in the atmosphere could decrease over time. If this happens, and if energy coming from the sun and the amount of carbon dioxide being put into the atmosphere otherwise stay the same, what would happen to the total amount of energy in the Earth system and to global average temperature? If there is a change, explain how that change would happen.
Answers
Answer:The answer is A
Explanation:I hope u get a A+
similarities between organic and inorganic fertilizer
Answers
Answer:
Organic fertilizers are natural, in that the nutrients they possess are strictly comprised of plant- or animal-based materials. ... Cow manure, decaying leaves, and food compost are all forms of organic fertilizer. Inorganic fertilizer is synthetic, comprised of minerals and synthetic chemicals.
Explanation:
In starches the glucose units are joined together by
Answers
Answer: glycosidic bonds
The glucose units in starches are joined together by α-1,4 glycosidic bonds.
Starch is made up of two types of polysaccharides: amylose and amylopectin. Amylose is a straight linear chain of glucose molecules linked by α-l,4 glycosidic linkages. Starches have a lengthy, chain-like structure because of the linear arrangement of their -1,4 glycosidic linkages.
Amylopectin is a branched chain of α-d-glucose molecules linked by α-1,6 glycosidic linkage. These bonds are located at the places where the starch molecule branches, and they contribute to the branching structure of starches. Starches are more water soluble than other forms of carbohydrates, such as cellulose, due to their branching structure.
Therefore, In starches, α-1,4 glycosidic linkage bind the glucose units together.
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How does water help drive the rock cycle?
A. It is abundant on Earth's surface.
B. It is an agent of weathering and erosion.
C. It helps Earth maintain a relatively constant temperature.
D. It maintains a liquid state in a relatively narrow range of temperatures
ap3x
Answers
the organisms that feed on dead and decaying matter are called
A. Saprotrophs
B. Autotrophs
C. Heterotrophs
D. Parasite
Answers
The organisms that feed on dead and decaying matter are called Saprotrophs.
An organism that feeds on dead and decaying organic matter is called a saprotroph. These organisms are heterotrophic, which means that they obtain their food from other sources. They are important in the ecosystem because they break down dead organic matter and recycle it back into the soil, making nutrients available to other living organisms
Answer:
A. Saprotrophs
Explanation:
Saprotrophs are organisms that obtain their nutrients by feeding on dead and decaying matter. They play a crucial role in the ecosystem by decomposing organic material and recycling nutrients back into the environment.
These organisms secrete enzymes that break down complex organic compounds into simpler substances, such as sugars and amino acids, which they can absorb and utilize for their own growth and energy needs. Examples of saprotrophs include fungi (such as mushrooms and molds) and certain bacteria.
Unlike autotrophs, which can produce their own food through photosynthesis or chemosynthesis, saprotrophs rely on external sources of organic matter for their nutrition. They actively decompose dead plants, animals, and other organic materials, aiding in the process of nutrient recycling and decomposition.
Heterotrophs, on the other hand, are a broader category of organisms that obtain their nutrients by consuming other living or dead organisms. This includes saprotrophs, as well as other types of organisms such as herbivores, carnivores, and omnivores.
Parasites, meanwhile, are organisms that live in or on other organisms, known as hosts, and obtain their nutrients from the host while causing harm or damage to it. Unlike saprotrophs, parasites typically rely on a living host for their sustenance rather than feeding on dead and decaying matter.
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Where do the high-energy electrons come from to power:
Photosynthesis
Aerobic Respiration
Fermentation
Inorganic chemical-based Chemosynthesis (or Chemoautotrophy)
Answers
Answer:
High energy electron come from photosynthesis.
Explanation:
Sun is primary source of energy. All the energy come from
Drag the tiles to the correct boxes to complete the pairs.
Match each form of energy to its description.
gravitational potential
Answers
Motion energy refers to the energy related to an object's movement. When an object is in motion, it possesses kinetic energy, which is a form of motion energy.
How to explain the energyThe matching will be:
motion energy = energy related to an object's movement
chemical energy = stored energy related to positions of atoms within molecules
thermal energy = energy of motion of particles in a substance
nuclear energy = energy released when a nucleus splits or combines
gravitational potential energy = energy related to height
sound energy = energy generated by vibration of a string
Chemical energy is stored energy that is related to the positions of atoms within molecules. It is the energy that can be released or absorbed during a chemical reaction. When chemical bonds are formed or broken, energy is either released (exothermic reaction) or absorbed (endothermic reaction) in the process.
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The ___ cycle is not a nutrient cycle.
Answers
Answer:
water cycle
Explanation:
Which of the following statements about feedback regulation of a metabolic pathway is correct?
A) The compound that regulates the pathway acts as a competitive inhibitor or a positive allosteric regulator.
B) The enzyme that is regulated by feedback inhibition is usually the last enzyme in the metabolic pathway.
C) The final product of a metabolic pathway is usually the compound that regulates the pathway.
D) The products of the pathway become the reactants for a different reaction, and thus products are unable to accumulate.
E) Accumulation of the product of the pathway increases further formation of that product.
Answers
Answer:
Correct answer is: B) The final product of a metabolic pathway is usually the compound that regulates the pathway.
Explanation:
Feedback regulation of a metabolic pathway is a mechanism by which the end product of a pathway inhibits an enzyme that catalyzes an early step in the pathway, thus preventing the overaccumulation of the product. This is an example of negative feedback, which maintains homeostasis and optimizes the efficiency of the pathway.
For example, in the synthesis of the amino acid isoleucine from threonine, the final product isoleucine binds to the allosteric site of the first enzyme in the pathway, threonine deaminase, and inhibits its activity. This reduces the rate of the pathway and prevents the excess production of isoleucine.
When constructing an energy pyramid of the swamp ecosystem, which of these would be placed at the top of the pyramid?
Answers
Answer:
American alligator
Explanation:
Which specific anterior pituitary hormone stimulates
cortisol steroid hormone production?
Answers
Answer :Adrenocorticotropic hormone
Explanation:
Adrenocorticotropic hormone (ACTH) is produced by the pituitary gland. Its key function is to stimulate the production and release of cortisol from the cortex (outer part) of the adrenal gland.
Which statement about geothermal energy is correct?
A.
Geothermal energy is a renewable resource that is only available in a limited number of areas.
B.
Geothermal energy is a renewable resource that is available in all cities in the United States.
C.
Geothermal energy is a nonrenewable resource that makes use of steam created by a nuclear reactor.
D.
Geothermal energy is a nonrenewable resource that makes use of steam created through burning fossil fuels.
Answers
Answer:
Geothermal energy is a renewable resource that is only available in a limited number of areas.
Explanation:
Got it on study island
what is the type of volcanic eruption of the sakurajima volcano?
Answers
Answer:
Stratovolcano
Sakurajima, a stratovolcano on the the island of Kyushu, is one of the most active volcanoes on Earth. Since it's first recorded eruption in A.D. 708, Sakurajima has been in nearly constant eruption.
How did the waste from the teflon company affect farmer Tenants herd?
Answers
The waste from the teflon company affected farmer Tenants herd in the sense that it killed his livestock, his entire herd of cattle died within a couple of years.
what is waste?Waste can be described as unwanted or unusable materials which is discarded after primary use, or is worthless, defective and of no use.
The waste from the teflon company affected farmer Tenants herd in the sense that it killed his livestock, his entire herd of cattle died within a couple of years.
waste can be categorized into four types which include:
municipal solid waste, industrial waste, agricultural waste and hazardous waste.In conclusion, waste can be managed by using a reusable bottle or cup for beverages on-the-go or by also composting the waste.
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what gases create our atmosphere?
Answers
Answer:
Earth's atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, and 0.1 percent other gases.
Explanation:
HELP PLEASE! Which of the following courses should a student take in order to become a hydrologist? Choose the two best answers.
statistics
life science
coding
physical science
philosophy
Answers
Answer:
The two best courses for a student aspiring to become a hydrologist would be:
Physical Science: This course would provide a solid foundation in understanding the principles of physics and chemistry, which are essential for studying the movement and behavior of water in hydrology.
Statistics: Statistics is crucial for analyzing and interpreting data in hydrology research. Hydrologists often deal with large datasets and need statistical skills to make accurate conclusions and predictions.
While the other courses may have some relevance or value in certain aspects of hydrology, they are not as directly applicable or fundamental as physical science and statistics.
Explanation:
Answer: Statistics and Physical Science.
Explanation:
Statistics: Statistics is a branch of mathematics that deals with collecting, analyzing, and interpreting data. Statistics is essential for hydrologists because they use data to monitor, model, and forecast water resources and environmental issues. For example, hydrologists may use statistics to estimate water availability, assess water quality, evaluate water management strategies, and identify trends and patterns in hydrological phenomena.Physical science: Physical science is a broad term that encompasses the natural sciences that study the physical aspects of nature, such as physics, chemistry, geology, meteorology, and oceanography. Physical science is important for hydrologists because they need to understand the physical processes that govern the movement, distribution, and properties of water in various forms and environments. For example, hydrologists may use physical science to study the hydrologic cycle, the interactions between water and earth materials, the effects of climate and weather on water resources, and the principles of fluid mechanics and hydrodynamics.Hope this helps, and have a great day! =)