interspecies recombination, and not de novo mutation, maintains virulence after β-lactam resistance acquisition in streptococcus pneumoniae.

Answers

Answer 1

Infections caused by Streptococcus pneumoniae (the pneumococcus) remain a leading cause of death worldwide in children under the age of five.

This nasopharyngeal commensal and respiratory pathogen cause a range of severe infections in both infants and adults, including pneumonia, sepsis, and meningitis.

As pneumococcus is endemic worldwide, its ability to develop antibiotic resistance is a global challenge (Appelbaum, 1987). High levels of resistance have been observed in Africa.

There are two main mechanisms by which pneumococci gain antibiotic resistance: the modification of core genes encoding antibiotic targets, often through homologous recombination, and the acquisition of specialized resistance genes on mobile genetic elements (MGEs).

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Related Questions

Use Meteorology in a Sentence science related answers only please

Answers

Meteorology is the science of the weather. The weather person on the TV is a meteorologist.

Some of them quite liked meteorology, but others only tolerated it as it is not an exact science

What produce of photosynthesis is stored in chemical bonds

Answers

The product of photosynthesis that is stored in chemical bonds is energy in form of ATP that is stored in glucose molecules, which eventually, after their catabolism, can be used to perform other cellular tasks, such as nourishment and growth.

We have to consider that photosynthesis uses the following reactants and products to occur:

What produce of photosynthesis is stored in chemical bonds

___________ control all chemical reactions including metabolic processes like photosynthesis and cellular respiration

Answers

Answer:

Explanation:

cellular respiration

What do the horizontal bars in photo 51 correspond to?​

Answers

Photo 51, one of the most significant photos ever taken,  shows the double-helix structure of deoxyribonucleic acid.

What is photo 51?

Photo 51 was shot in May 1952 at King's College London by Raymond Gosling, a graduate student working under Rosalind Franklin's supervision and working in Sir John Randall's lab. It is an X-ray based fiber diffraction photograph of a paracrystalline gel made of DNA fiber.

Photo 51, which shows how an X-ray beam is reflected off a pure DNA fiber, provided details regarding the three-dimensional structure of DNA. After scientists discovered that DNA contained genes, Franklin took Photo 51.

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what are the major groups and types of collagen, their functions, and their locations in connective tissues?

Answers

Collagen is a protein present most abundantly in the body. Its main function is to provide structure, strength and support throughout the body. There are 5 major types found in different locations like cartilage, bones, etc.

The main component of the body's skin, muscles, bones, tendons, ligaments, and other connective tissues is collagen. Additionally, it is present in blood vessels, organs, and intestinal lining. About 30% of the total protein comes from it. The three primary amino acids in collagen are proline, glycine, and hydroxyproline. These amino acids combine with the right quantity of copper, vitamin C, manganese, and zinc to create triple-helical protein fibrils.

Functions of collagen include:

• Form fibroblasts in the middle skin layer (dermis) which grows new cells.

• Replace dead skin cells.

• Providing a protective covering for organs.

• Giving elasticity, structure and strength to the skin.

• Help in blood clotting.

Based on the assembly of the molecules, cell components and the position of the collagen, there are 28 types of collagen identified.

The major five types of collagen are:

• Type I – is densely packed and makes up 90% of the body’s collagen. It provides structure to the skin, bones, tendons and ligaments.

• Type II – provides joint support and is found in elastic cartilage.

• Type III – muscles, arteries and organs include this type.

• Type IV –layers of the skin include this type.

• Type V – is found in the cornea, some layers of skin, hair and tissue of the placenta.

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HELPPPP
1. What are the primary organs of the urinary system?
A. kidneys
B. lungs
C. blood vessels
D. hormone secreting glands

2. Which structure in the nephron carries out the process of filtration?
A. glomerulus
B. collecting duct
C. loop of Henle
D. proximal convoluted tubule

3. What is the name for the fluid that collects in Bowman's capsule?
A. blood plasma
B. filtrate
C. urine
D. None of these choices are correct.

4. Which part of the nephron carries out most of the reabsorption of nutrients into the blood?
A. Bowman's capsule
B. distal convoluted tubule
C. loop of Henle
D. proximal convoluted tubule

5. Which type of pathogen is not made up of cells?
A. animal pathogens
B. bacteria
C. fungi
D. protozoa
E. viruses

6. Which type of pathogen is made up of a single prokarytotic cell?
A. animal pathogens
B. bacteria
C. fungi
D. protozoa
E. viruses

7. Which of these pathogens is made up of eukaryotic cells?
A. animal pathogens
B. fungi
C. protozoa
D. All of these choices are correct.

8. What is the only type of pathogen that can be treated with antibiotics?
A. animal pathogens
B. bacteria
C. fungi
D. protozoa
E. viruses

9. Which of the following is a part of the non-specific immunity?
A. B lymphocytes
B. plasma cells
C. skin
D. T lymphocytes

10. Which of these cells is responsible for antibody-mediated immunity?
A. B lymphocyte
B. Helper T lymphocyte
C. Killer T lymphocyte
D. macrophage

Answers

Answer: it is a kidney

Explanation: you could look it up

1)~A

Kidneys

2)~A

Glomerulus

3)~A)

Blood plasma-blood proteins

4)~D)

Proximal convoluted tubule

5)~E

Viruses

6)~B

Bacteria

7)~D

Animal pathogens,fungi,protozoa

8)~B

Bacteria

9)~C

Skin

10)~A

B lymphocyte

Hope this helped you- have a good day bro cya)

In which structure of the neuron would you expect to find sites of dopamine
synthesis?
a. myelin
b. synapse
c. cell body
d. axon

Answers

Answer:

c cell body may be I'm not confirmed

It can probably be c I’ve seen this question before

Which of the following terms is used to describe a group of similar cells that work together to carry out a particular function?
Choose 1 answer:
A. tissue

B. organ

C. organ system

Answers

Answer:

tissue

Explanation:

A cell is a basic unit of life and tissues are groups of similar cells while organs are similar tissues that work together to carry out a function

The answer is tissue

how much magnitude does gravity have

Answers

Answer: Its value is 9.8 m/s2 on Earth.

Explanation:

What phenotypic ratio would be expected in a cross between two pink snapdragon plants? There is incomplete dominance in snapdragons: RR is red; rr is white, and Rr ispinkal pink1 red 1 white1 red 1 pink1 red 2 pink 1 white000

Answers

Red-flowered snapdragon plants is a phenotypic trait given by a dominant allele (R), while white-flowered snapdragon plants is a phenotypic trait given by a recessive allele (r). Those snapdragon flowers with pink color, are then the result of a genotype of two different alleles, one dominant and one recessive, like Rr. So we have the following:

RR = red

Rr= pink

rr = white

Cross between two pink snapdragon plants:

Rr + Rr

So the expected phenotypic ratio would be the following:

So the answer to this question is 1 red, 2 pink, and 1 white.

What phenotypic ratio would be expected in a cross between two pink snapdragon plants? There is incomplete

When ______ is added to the milk, it helps to separate the ______ and _____ in the milk.

Answers

Answer:

When bacteria is added to the milk, it helps to separate the curds and whey in the milk.

Explanation:

When an acid is added to the milk, it helps to separate the curds and whey in the milk

how does a signaling molecule present in low concentrations cause a significant response in the cell?

Answers

Signal amplification

Signal amplification is a process whereby a signaling molecule, present in low concentrations, can cause a significant response in the cell. This process is achieved by the recruitment and activation of downstream effectors, which amplifies the signal and increases the cellular response's magnitude. This can be done in several ways, such as through the sequential activation of protein kinases, the formation of a transcriptional activation complex, or the production of a second messenger. These effectors increase the concentration of the signaling molecule inside the cell, thus amplifying the signal and resulting in a larger cellular response. The signal amplification process is important in cells as it allows them to detect and respond to signals even in low concentrations. This is especially important in cases where the signal molecule may be present only transiently; thus, a rapid response is required for the cell to detect and respond to it.

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which answer is the right one?

which answer is the right one?

Answers

Answer: D = I = PRT

Explanation: yes

which of these is one of the milankovitch cycles

Answers

The Milankovitch cycle is the modification in the Earth's axial tilt. It is an angle between the Earth's orbital plane and its rotating axis and around the sun, referred to as the axial tilt, hence option D is correct.

What are the Milankovitch cycles?

Milankovitch cycles consist of the shape of Earth's orbit, the direction in which the Earth's spin axis is pointed, and the angle between Earth's axis is tilted with regard to Earth's orbital plane.

The three Milankovitch cycles include:

EccentricityObliquityPrecession.

Therefore, option D is correct.

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The given question is incomplete, so the most probable complete question is,

Which of these is one of the Milankovitch cycles?

a. changes in the length of Earth's orbit

b. changes in the distance between Earth and the sun

c. changes in the time between Earth's seasons

d. changes in Earth's tilt

Write a paragraph discussing how producers can use information on optimal growth ranges of plants in their crop selection and production practices. address water, light,temperature, PH, and nutrients in your discussion.

Answers

Abiotic resources such as water, light, temperature, PH, and nutrients affect the optimal growth ranges of plants and therefore they should be considered during breeding programs for crop selection and production.

What is the relative importance of abiotic resources in crop production?

The abiotic resources are fundamental in any type of crop production and therefore different non-living factors which include water, light, temperature, PH, and nutrients must be taken into account in breeding programs.

Therefore, with this data, we can see that water, light, temperature, PH, and nutrients are factors that should be considered during the improvement of a crop.

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The layer of the atmosphere where many airplanes fly to avoid thunderstorms and other turbulence is called A. troposhere B. stratosphere C. mesosphere D. thermosphere

Answers

Answer:

B. Stratosphere

Name the bacteria that might occur in root nodules of legumes. decomposing bacteria denitrifying bacteria nitrogen-fixing bacteria nitrifying bacteria A B C D​

Answers

Answer:

Rhizobium is the bacteria that might occur in root nodules of legumes. decomposing bacteria denitrifying bacteria nitrogen-fixing bacteria.

It shows symbiotic relationship.

What is another term for migration?

Answers

Answer:

Relocation is a synonym of migration.

Answer:

Relocation, Resettling, Moving, Emigration.

Explanation:

Hope this helps love! Bless you.

F all the whole atoms and fractions of atoms are summed, how many atoms are actually inside a body‑centered cubic unit cell?

Answers

A body-centered cubic (BCC) unit cell contains one complete atom at its centre and eight other atoms that each contribute only half of the unit cell's mass.

In a body-centered cubic (BCC) unit cell, there is one whole atom located at the center of the cube, and there are eight atoms that contribute only half to the unit cell each.This is because each atom located at the corners of the cube is shared between eight adjacent unit cells.So, to determine the total number of atoms inside a BCC unit cell, we can sum the contributions from the whole atom and the fraction of atoms:Number of whole atoms = 1Number of atoms contributing half = 8 * (1/2) = 4Adding these together, we have:1 whole atom + 4 atoms contributing half = 1 + 4 = 5 atomsTherefore, there are 5 atoms actually inside a body-centered cubic unit cell.

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The following question has two parts. First, answer Part A. Then, answer Part B.


The diagram shows four possible genetic arrangements of a cell that contains two chromosomes during metaphase.


https://imagebank.illuminateed.com/imagebank/1658675

Part A:


What is the diagram MOST LIKELY demonstrating?


A

Mutation


B

Crossing over


C

Random fertilization


D

Independent assortment


Part B:


Which statement BEST supports the choice made in Part A?


A

The diagram shows four daughter gametes that have exchanged genetic information between chromatids.


B

The diagram shows four unique gametes that are the result of receiving one random allele from each parent.


C

The diagram shows four unique gametes that are the result of two chromosomes separating in different ways.


D

The diagram shows four daughter gametes that incorrectly contain fewer chromosomes than the parent cells.

Answers

The diagram most likely would be the diagonal

The illustration is probably showing independent assortment. Four distinct gametes produced by two chromosomes splitting in various ways are depicted in the diagram. So, the correct options for 1 and 2 are D and C respectively.

What are Chromosomes?

The chromosome is a lengthy DNA molecule that contains all or a portion of an organism's genetic code. The very long, thin DNA fibres in most chromosomes are covered with packaging proteins; in cells of eukaryotic organisms, the histones are the most significant of these proteins. The genetic code of an organism is stored on long, coiled-up strands of DNA called chromosomes.

They are often visible beneath a microscope after cell division and are located in the nucleus of cells. Genes, which are unique DNA sequences which encode for the production of proteins along with other molecules required for an organism's growth and development, are found on chromosomes. Each human cell normally contains 46 chromosomes, of which 23 originate from each parent.

Therefore, the correct options for 1 and 2 are D and C respectively.

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what’s the code for UCU AAA CCU GGG UAA

Answers

The code is DNA your welcome

1. Yeast uses photosynthesis to provide its own energy. True or False 2. Yeast has chlorophyll. True or False 3. Given the statements below, choose the one that is true about one-celled living things. 1. Under normal conditions, yeast produces spores. 2. The adult stage for one-celled organisms is usually extremely long. 3. Algae can only be unicellular. 4. Because of its size, algae does not make much oxygen for the earth.

Answers

Answer:

1. False

2. False

3. The adult stage for one-celled organisms is usually extremely long.

Explanation:

1. Yeast is a fungus that uses heterotrophic means of obtaining food. A yeast cell does not have the ability to perform photosynthesis (provide energy source) because it cannot make use of light energy from the sun. Hence, the answer is FALSE.

2. The cells of a yeast lacks chlorophyll pigment needed for the capturing of light energy. Hence, this statement is FALSE.

3. Yeast is a unicellular organism that reproduces via spores and budding. Budding is the asexual form of reproduction while they produce spores when stressed. However, the adult stage for one-celled organisms is usually extremely long.

How do you interact with your environment? Include biotic factors, abocitc factors, and cycles.

Answers

Answer:

go answer that urself lol

Explanation:

noob

In general, abiotic factors like rock, soil, and water interact with biotic factors in the form of providing nutrients. Just as humans mine mountains and cultivate soil, rock and soil provide resources for plants, and plants cycle the nutrients through so they (usually) end up back in the ground where they began.

¿Los huesos podrían estar hechos de otro material?
(Por favor una respuesta bien explicada)

Answers

Answer:

me imagino que no porque nuestos guesos son duros si tomamo calcio o cosas sanas. por ejemplo si nuestros guesos fueran de hierro y les pondriamo calcio o medicinas sanas, no pasaria nada

Answer:

por ejemplo si nuestros guesos fueran de hierro y les pondriamo calcio o medicinas sanas, no pasaria nada

HELPPPP pls I need answer fast like flash

HELPPPP pls I need answer fast like flash

Answers

Answer:

and im here hi

Explanation:

was i fast enough?

a sample that does not reflect the population would result from:a sample that does not reflect the population would result from: A) people lying when they answer survey questions B) questions that are poorly worded C) interviews influencing responses to questions D) under-coverage

Answers

Answer:

D) Under-coverage

Answer:

D

Explanation:

Onepage review on why understanding gas and vapors in a work setting is important and what we can do in our workplace to prevent accidents with gases and vapors.

Answers

Understanding gas and vapours in a work setting is incredibly important for workplace safety. Gas and vapours can contain noxious substances that, if exposed to, can lead to serious injury or health implications.

In order to prevent such accidents, employers must perform risk assessments in order to assess and identify any areas of risk and put in place control measures to limit them. If gas and vapours are used onsite, then suitable ventilation and extraction systems should be in place.

Employers should also ensure that their staff are aware of the potential risks associated with such substances and provide adequate training and instruction in how to work safely. Finally, employers should also check that any necessary personal protective equipment is provided and communications are in place to be able to notify relevant emergancy responders in case of an accident.

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1) According to the global ecological footprint by nation, which country likely has the smallest (per capita) reliance on non-renewable resources?
es
A) USA
B) China
France
D) South Korea

1) According to the global ecological footprint by nation, which country likely has the smallest (per

Answers

Answer: france

Explanation:

france

This is a genetic question:
The Bionomial is a more complex calculation used when you have multiple events AND multiple outcomes. Use the following P (s of A, t of B) = ( N! ) ps qt
S! T!
BTW= s + t = n and p+q = 1

Answers

The formula for the binomial distribution is:

P(s of A, t of B) = (N! / (S! * T!)) * (p^s) * (q^t)

Where:

N is the total number of trialsS is the number of successes in the trialsT is the number of failures in the trialsp is the probability of success in each trialq is the probability of failure in each trial

The binomial distribution is a useful tool for calculating the probability of a specific number of successes in a set of trials. It is commonly used in fields such as genetics, where it can be used to calculate the probability of a specific genetic outcome occurring in a population.

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One pager on hydrosphere

Answers

Answer:

idididiirjrufjf

Explanation:

kzjzkdkdkdkdk

Other Questions
How does the section Latinos protested being denied jobs convey meaning in the text? which factor does not positively correlate with positive adjustment for children during and after a divorce? authoritarian parenting consistent supervision consistent discipline an emotionally available custodial parent Which statement BEST explains why the percentage of union membership in nonagricultural jobs today islower than it was in the mid-1940s?A. Waves of recent strikes and economic hardships have caused growing anti-union feelings.B. Mediation and arbitration have reduced the need for picket lines and active striking by unionmembers, resulting in decreased interest and awareness of unions.C. The risk of losing one's job due to union membership is too great of a risk in unstableeconomic times.D. The vast improvements already made have reduced the incentive to push for change.Please select the best answer from the choices providedABCD Ill mark brainliest please answer correctly Which of the following is a cultural component that implies gauging the beauty and appeal of artwork? Select one: A. aesthetics B. mores C. customs D. folkways prince electronics, a manufacturer of consumer electronic goods, has five distribution centers in different regions of the country. for one of its products, a highspeed modem priced at $ per unit, the average weekly demand at each distribution center is units. average shipment size to each distribution center is units, and average lead time for delivery is weeks. each distribution center carries weeks' supply as safety stock but holds no anticipation inventory. General Motors stock fell from $41 per share in 2013 to $24.98 per share during 2016.a. If you bought and then sold 300 shares at these prices, what was your loss? b. Express your loss as a percent of the purchase price. Round to the nearest tenth of a percent. Consider an atom of Sulfur. Predict one atom in the same group which is larger than a sulfur atom, and one which is smaller. Using these trends and your understanding of Coulomb's Law, analyze how forces of attraction and repulsion affect the size of an atom. how does hermite interpolation differ from ordinary interpolation? how does a cubic spline interpolant differ from a hermite cubic interpolant? The answers please I cant do Spanish I dont get any of it Find the value of x in the equation below.20=x-9 Which correctly revises this statement so that it maintains an objective tone? Swift skillfully uses language to convey his belief that landlords have mistreated the impoverished and already devoured most of the parents who would serve as breeders. Swift vividly describes how landlords have consistently mistreated the impoverished and already devoured most of the parents who would serve as breeders. Swift claims that landlords have consistently mistreated the impoverished and already devoured most of the parents who would serve as the countrys breeders. Swift states the undeniable fact that landlords have cruelly mistreated the impoverished and already devoured most of the parents who would serve as breeders. A body moves on a coordinate line such that it has a position s=f(t)= t 225 t5on the interval 1t5, with s in meters and t in seconds. a. Find the body's displacement and average velocity for the given time interval. b. Find the body's speed and acceleration at the endpoints of the interval. c. When, if ever, during the interval does the body change direction? The body's displacement for the given time interval is m. Fibre optic cables using light waves for communication is one ofwired transmission mediawireless transmission mediasatellite ursula would like to ensure that her local servers are protected against the failure of a single disk. what technology best provides this type of fault tolerance? Forwarding (bypassing) alone can completely avoid stall (bubble) caused by: Group of answer choices Load Instruction Arithmetic Instructions Store Instruction Branching Instructions All Instructions the address 123 main street would not display using the criteria: Ions that are present in an oxidation-reduction reaction but do not participate in oxidation or reduction are called _________ ions. what works in favor of informal groups whose goals are at odds with formal goals of the department? James worked twelve hours last week at the video store. Because of hishard work, his boss gave him a $20 bonus. James received $107 from hisboss last week, which included his bonus. How much does James earn perhour?