Carbapenems are b lactam antibiotics, as are penicillins and cephalosporins, which work by inhibiting cell wall biosynthesis in bacteria. In recent years, more cases, mostly in patients who have been hospitalized for a long period of time, of bacteria showing resistance to Carbapenems have been reported. In these patients, this drug could no long control bacterial infections. Check ALL the statements that are correct:



Question 1 options: Bacteria that are resistant to Carbapenems did not exist before these drugs were used.
Carbapenems are the selecting agent Bacteria become resistant only after they come into contact with Carbapenems
This development of drug resistance by bacteria is an example of evolution
Non-resistant bacteria become resistant strains via mutation
The rate of mutation (to resistant strains) is always increased by the use of Carbapenems
The rate of survival among resistant bacteria is always increased by the use of Carbapenems
The change from non-resistant to resistant bacterial strains are not due to changes in genes.
Cabapenem-resistant bacteria may come into existence if Carbapenems are not used.

Answers

Answer 1

Only once bacteria come into touch with carbapenems do they develop resistance. This bacterial drug resistance is an illustration of how non-resistant bacteria can mutate into resistant strains.

The original "carbapenem," thienamycin, would become the parent or model compound for all subsequent carbapenems. Recent research demonstrates unequivocally that carbapenem resistance is growing globally. In particular when porin losses occur, excessive synthesis of weak carbapenemases as CMY-10 and PDC Beta-lactamases might result in carbapenem resistance. Gram-positive bacteria develop resistance to carbapenems and other beta-lactam antibiotics through mutation-derived modifications to their PBPs, whereas Gram-negative bacteria frequently enlist the help of additional defense mechanisms to combat the effects of these drugs.

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Related Questions

Please answer asap!!

Answers

It would be 1 and 5


What’s the correct answer answer asap for brainlist

Answers

Answer: C

Explanation:

Answer:c)

Explanation:

do you believe processed foods cause major issues for people, or are they mostly beneficial

Answers

Answer:

I believe they do in a way

Explanation:

Processed foods are found to be appealing for people living in urban areas to satisfy hunger,but to much of it leads to some problems

The smooth endoplasmic reticulum is associated with the synthesis of which of the following classes of biomolecules?
A Proteins B Lipids C Carbohydrates D Nucleic Acids

Answers

Smooth ER is largely associated with lipids as well as the following:Phospholipids as in plasma membranes, and steroids.So the answer is (B)

Answer: the answer is A: proteins

Explanation:

9. Ions are held together by a(n)____bond. (2.1)
a. polar
b. molecular
c. covalent
d. ionic

Answers

Answer: B - ionic

Explanation:

Ionic bond is the attraction between oppositly charged ions

QUICKKK PLSS The development of cell theory can be attributed to ___________.
A the sole use of a microscope in labs
B observations and conclusions of many scientists
C English scientist, Robert Hooke
D Dutch scientist, Anton Van Leeuwenhoek

Answers

I believe the answer is B

Question 1 Humans and African Apes share many characteristics yet each is a distinct species. 1.1 Name FIVE characteristics that humans share with African Apes. 1.2 Name TWO characteristics that differentiate humans from African Apes. (5) (2) 1.3 Describe how each of the following structures is different between humans and Apes: (a) Spine (b) Pelvic girdle (2) (2) 1.4 Explain the significance of the changes to the teeth of humans that show progression in evolution. (4) (15)

Answers

Since we are mammals, primates, and hominoids, we have a lot in common with all of these other animal species, especially with our closest relatives, the apes. Our species, Homo sapiens, belongs to the genus Homo, but we are also hominins. Knowing our evolutionary history means knowing what we share with other primates as well as what has transpired in the 7–10 million years since we split from other African ape lineages. or more precisely, what transpired during the two million years of our own genus' existence. There is strong evidence that over the Pleistocene, our lineage endured substantial modifications to their bodies, behaviors, and ecologies, which led to the emergence of a human niche. This essay provides an overview of the significant parallels and distinctions between apes and humans.

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Free electrons are bound to the nucleus and they orbit along the outermost shell.
O True
O False

Answers

Answer:

False

Explanation:

Hence, electrons revolving in the valence shell or outermost shell of an atom are called free electrons. Hence the given statement is false

Why does an eclipse happen? The Sun burns out quickly and reignites due to changes in magnetic energy. b A celestial object moves into the shadow made by another celestial object. c Stars twinkle which creates a delay in light transfer. d The planets Mars and Venus interfere with Earth's orbit. NEED HELP

Answers

An eclipse occurs when celestial object moves into the shadow made by another celestial object. Option A

What is an eclipse?

The term eclipse refers to a situation in which in which one celestial body casts a shadow on another celestial body. In this case, we could have the earth cast its shadow on the earth or the sun as the case may be.

The kinds of eclipse that could occur are;

Eclipse of the sunEclipse of the moon

This brings us to conclude that; an eclipse occurs when celestial object moves into the shadow made by another celestial object. Option A

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How would having a fat-based cell membrane be of benefit to cells

Answers

It allows the exchange of nutrients.


What would be the result if you had a hypotonic solution with a cell in it?
O Equilibrium would be met by salt rushing out of the cell.
O Equilibrium would be met by salt rushing into the cell.
O Equilibrium would be met by water rushing out of the cell.
O Equilibrium would be met by water rushing into and out of the cell evenly.
O Equilibrium would be met by salt rushing into and out of the cell evenly.
O Equilibrium would be met by water rushing into the cell.

Answers

Answer:

A. The water rushes out of the cell

Which statement is true? DNA forms a double helix; RNA consists of a single strand. DNA forms a single strand; RNA consists of a double helix. RNA forms a double strand; DNA consists of a single helix. RNA forms a double strand; DNA consists of a double helix

Answers

RNA forms a double strand; DNA consists of a single helix. RNA forms a double strand -TRUE

Perhaps the most significant molecules in cell biology are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA), which store and read the genetic information that is the basis of all life. Both are linear polymers made up of sugars, phosphates, and bases, but they differ in a few significant ways.

These differences allow the two molecules to cooperate and perform their fundamental functions. Here, we examine 5 significant distinctions between DNA and RNA. All genetic information is encoded in DNA, which also serves as the building block for all biological life.

And only in the near future. In the long run, DNA serves as a storage medium, a biological flash drive that enables the transmission of the genetic code from one generation to the next.

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Are their any multicellular chemoautotrophs? If so, describe them. If not, why?

Answers

It is not possible to have a multicellular chemoautotrophs.

What are chemoautotrophs?

The term chemoautotrophs refers to those organisms that use the energy from the sun to  convert inorganic elements into compounds that are useful in the soil. There are several kinds of chemoautotrophs such as nitrosomonas and nitrobacter.

When we talk about multicellular organisms we are talking about the organisms that have more than one cell. The unicellular organisms are the organisms that have only one cell and we know that bacteria and certain kinds of fungi possesses only one cell.

Since we know that the chemoautotrophs are bacteria and bacteria are singe celled organisms, it is not possible to have a multicellular chemoautotrophs.

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Mr. Shepherd has gone outside to shovel snow on a cold day. How does his body maintain a relatively constant body temperature? What is this process called?

Answers

The thermoregulatory center, which is primarily responsible for controlling body temperature, is situated in the preoptic area of the hypothalamus.

Homeostasis is the term used to describe the process of maintaining a constant internal environment within an organism.

Vasodilation and vasoconstriction, which result in an increase or reduction in blood flow to the skin, are the primary thermoregulatory mechanisms.

On the skin's surface (peripheral receptors), in the pre-optic region of the anterior hypothalamus (central receptors), and in other areas of the body exist thermal sensing cells or thermal sensors for heat and cold.Blood flow to the skin increases in hot weather (making it red), while it reduces in cold weather (the skin becomes paler).The body employs perspiration in addition to blood flow to control body temperature because sweating causes water on the skin's surface to evaporate and heat to escape, which lowers body temperature.

We can therefore draw the conclusion that the internal environment, a significant indicator, and the maintenance of body temperature are strongly associated (homeostasis).

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Receptor
K
Paper
cup
Questions
1. What happens when the vertical angulation is steep (+70°)? Is the shadow shorter or longer?
2. What happens when the vertical angulation is flat (+20°)? Is the shadow shorter or longer?
How does this relate to distortion?

Answers

The correct answers are shorter, longer, and have inverse proportionality and are used in dental radiography.

In the first case vertical angulation is what is used to control the length of any image which is being recorded and it is dictated by the holding device which directs the beam of x-ray perpendicular to both the receptor and teeth and in this case the image which is formed is shorter then the real teeth and it also occurs if the central ray is directed perpendicular to the plane of the receptor rather than to the imaginary bisector.

In the second case, the vertical angulation is flat or if it is too small the image of the teeth will be longer than the actual teeth and it often occurs due to bisecting technique.

Distortion is any kind of change that can occur in both the shape and size of the object and this is inversely proportional to the vertical angulation as when vertical angulation is not correct it creates distortion and also the steep is angulation the smaller the image will be and flat the angulation is the larger or longer the image is and in distortion which comes due to radiograph is mainly used for the teeth and the recommended angulation is +10 degree in which the central ray is directed through the contact of the teeth.

This is also called dental radiography.

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Smallest citrus fruit: Clementine b. lemon e orange​

Answers

Answer:

clementine

Explanation:

Kumquats are the smallest but out of options clementine

Answer:

Lemon

Explanation:

Clementine is hybrid of sweet orange and mandarin orange so it is bigger than orange and orange is bigger than lemon. So lemon is smallest.

Examine the data shown in Figures 2 and 3. Carefully compare the DNA methylation profiles from the 3-year-old twins versus the 50-year-old twins and summarize your observations. Which set of twins (3-year-old or 50-year-old) have the most similar DNA methylation profiles? Provide a brief explanation of your observations.

Answers

A DNA base is altered biochemically during DNA methylation, which typically takes place during gametogenesis and after fertilization.

The DNA methyltransferases DNMT1, DNMT3A, and DNMT3B keep methylation marks in tact after each cell division. Although the majority of methylation marks are stable, there is typically 10% to 20% variation over time. Ly cytosine undergoes enzymatic 5-carbon methylation. DNA methylation represents the best characterized form of epigenetic modification. DNA methylation is written onto the genome by two methyltransferases, known as Dnmt3a and Dnmt3b.These enzymes catalyze the addition . Aging is often marked by the establishment of global hypomethylation and regions of CpG island hypermethylation. These changes in the epigenetic landscape may contribute to aging by adversely affecting genomic stability and gene regulation. Thus, DNA methylation has its affect on aging and thus should be observed carefully.

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What action should you take to keep Mohammad Nassar from exposing the other patients in the reception area

Answers

The action that one should take in order to keep Mohammad Nassar from exposing the other patients in reception area is to follow proper guidelines and instruct the other patients in the following manner:-

To ensure regular washing of hands and proper maintenance of personal hygiene.

The patients should be instructed to carry a mask while visiting the hospital. They should be asked to cover their nose as well as mouth with a cloth or the mask in the hospital.

Since there is an outbreak of novel influenza A, therefore the patients should be advised to maintain proper distance among themselves.

Informing and educating the patients about the outbreak of novel influenza A is the best action to create awareness among the patients.

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Owen Unger, a 19-month-old male, is admitted to the hospital by his pediatrician, Dr. Curtis, after a chest x-ray confirmed the child has pneumonia. Dr. Curtis and Mrs. Unger, Owen’s mother, discuss the child’s fever, cough, and diarrhea. Mrs. Unger provides a pertinent PFSH. An extended problem-focused ROS is completed and an extended examination of the cardiovascular and respiratory systems is performed. The course of treatment planned by Dr. Curtis is straightforward as the child’s condition is of low severity. What is the principal diagnosis code?

Answers

Dr. Robert Koch discovered Mycobacterium tuberculosis in 1882. The illness was widespread and typically fatal. The disease affects victims in two ways, but quarantine in tuberculosis sanitariums, medical intervention, and code-based reporting systems significantly reduce cases.

Patients having symptomatic TB are known to have effects on various body areas.

Patients with latent TB don't feel ill, but if they don't get treatment, they could develop symptoms.

Patients with the illness typically have positive sputum and skin tests, abnormal chest X-rays, and may present the following symptoms, according to the Centers for Disease Control and Prevention (CDC):

a bad cough that lasts 3 weeks or longerpain in the chestcoughing up blood or sputumweakness or fatigueweight lossno appetitechillsfeversweating at night

ICD-10-CM code sections A15 through A19 are reserved for diagnosis of tuberculosis caused by Mycobacterium tuberculosis or Mycobacterium Bovis. Look to P37.0 if congenital TB is the patient's diagnosis. R76.11 should be used to report a positive skin test for latent tuberculosis or for active disease. Through B90.x, the sequela may be reported. Report J65 if the patient has tuberculosis-related silicotuberculosis pneumoconiosis. For screening for respiratory tuberculosis, visit Z11.1. If the patient is a TB carrier, report Z22.

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Which of the following are functions of the skin?
Enter a checkmark for each correct option.
( Stimulation of red blood cells
( Filtration of metabolic waste products
Protects the body from dehydration
Thermoregulation

Answers

Answer:

Protects the body from dehydration, Thermo regulation

Explanation: ( I'm sure these are the answers )

If there is a neutral atom with atomic number of 12, how many electrons will be in its outermost energy level?

Answers

Answer:

2

Explanation:

The atomic number of 12 is Magnesium has the following number of electrons in their respective shell 2,8,2 .. Where 2 is the electron in the outermost shell..

Suppose you could get a sample of material from each of Earth's layers. Which
layer did each of these samples come from?
7. hot liquid iron
8. cool solid rock
9. hot solid rock
10. hot melted rock
11. very hot solid iron
12. hottest solid rock

Answers

Answer:outer core

Explanation:

Why does an egg change color and texture when heated?

Answers

Answer: proteins uncoil and get tangled together.  tangled proteins form a kind of mesh, which traps the surrounding water.

what happens during the regeneration stage of the Calvin cycle.

Answers

Explanation:

In stage 1, the enzyme RuBisCO incorporates carbon dioxide into an organic molecule. In stage 2, the organic molecule is reduced. In stage 3, RuBP, the molecule that starts the cycle, is regenerated so that the cycle can continue.

Which element makes some rocks glow, helps oysters form pearls, and creates amazing cave formations?

Answers

The element which makes some rocks glow, helps oysters form pearls, and creates amazing cave formations is referred to as aragonite.

What is an Aragonite?

This refers to an element which is similar to calcite as it also consists of calcium carbonate but however differs from it because it undergoes orthorhombic crystallization. It is formed from different biological and physical processes such as precipitation which goes on in the aquatic ecosystem.

This elements performs various functions in different substance such as making some rocks glow, helps oysters form pearls, and creates amazing cave formations.

This is therefore why aragonite was chosen as the most appropriate choice.

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identify the anatomical structure A-F​

Answers

Answer:

Option A: StifleOption B: ShoulderOption C: KneeOption D: CoronetOption E: PasternOption F: Hock

If these are not part of your answer options or if something seems off, please let me know and I will do whatever needed to fix that.

Hope it helps.

The amount of studying completed for an exam will determine how well the student performs
on the exam.
IV:
DV:
C:

Answers

Answer:amount of studying

Explanation:

mention the benefits of sunlight and soil to living things

Answers

sunlight helps in the process of photosynthesis,

Explanation:

photosynthesis is the process by which plants makes there own food using light in animals sunlight is important because it gives vimatin D which is responsible for strong born formation

which of the following is not a habit of mind of a good scientist?

a. skepticism
b. creativity
c. intellectual predictability
d. openness to new ideas

Answers

Answer:

it's c! intellectual predictability

Which of the following is NOT an example of active transport?
a: endocytosis
b: facilitated diffusion
c: exocytosis
d: sodium potassium pump

Answers

Answer:

The answer is B.

Explanation:

Because Facilitated Diffusion is a type of passive transport.

Answer: the answer is B

it is because it is a passive transport

Explanation:

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Please help me I need this fast in class Will give brainlest for help! I got half the question solved I need help with other half please ____________________ means to rethink the meaning of emotionally charged events to alter their emotional impact. Which of the following sentences contains a dangling modifier? A. Exhausted and thirsty, Jack ran off the football field for a drink of water. B. Embarrassed and humiliated, the singer ran off stage after forgetting the lyrics. C. Heroically, the firefighter rescued the small child from the burning building. D. Searching frantically, the homework was finally found and turned in. determination of the size of molecule using oil drop experiment Savior loves to make waffles for breakfast normally it takes nine minutes to make three waffles he had some friends sleepover last night and he wants to make 10 waffles this morning if the waffles cook at the same rate how many minutes will it take Xavier to make the waffles this morning The era of the new kingdom in egypt is characterized by restoration of egyptian rule and? All hamsters are rodents and all rodents are mammals. what hierarchy best captures this information? 6-x^2 what is itplease answer correctly to be awarded brainliest Pls help me im not that smart !! Find all x-intercepts of the function. Express your answer as a list of x-values.f(x)=-2x^5+10x^3 Which of the following statements about Noh performances is NOT true?Noh performances are still recognized as one of the three national forms of Japanese drama.In the past, all performers in a Noh play were male, even the female roles.The training of Noh performance skills is traditionally passed down within a family from generation to generation.Today, a Noh performance can last all day and include up to five Noh plays with comic pieces performed between each of the serious plays. Imagine that youre an archaeologist. This means that youll be studying ancient cultures and civilizations. You will be studying what people were like, where they lived, and where they went. Which of the six essential elements of geography would you be using in this job? the bullwhip effect causes an amplification of the variation in the demand pattern along the supply chain. Due tomorrow Help Please Economists assume that rational behavior is useful in explaining choices people make. A square rug lies in the middle of a rectangular room. There are 6 feet of uncovered floor on 2 sides of the rug and 2 feet of uncovered floor on the other 2 sides. Find a polynomial expression for the area of the rootn in terms of , the side length of the rug. what does JUSTIFIED mean in historyjustified If the value of all the goods/services that united states exports is greater than the value of all that it imports, then this is referred to as a:_______ Which statement expresses Jean Jacques Rousseau's view of government? Which model(s) has been proposed for the formation of the unusually deep canyon we see in northern arizona?