Describe why valinomycin is an effective antibiotic agent

Answers

Answer 1

Answer: a naturally occurring depsipeptide used in the transport of potassium


Related Questions

Which of these benefits the grassland by allowing light, warmth, moisture, and nutrients back into the soil?
ponds
fires
rainfall
trees

Answers

I think it might be Rainfalls? That’s just what I think might be the answer

What is the ideal location for a radioactive waste storage facility?
A. in an area with a lot of people
B. far away from ground water
C. in an area that has a lot of earthquakes
D. in an area that already has a lot of background radiation

Answers

Answer:

B

Explanation:

It is really bad if the radio active waste spilled and got in the water or get on people. Putting it where other backround radiations are will worsen the area and may affect the waste. the earthquake area would put the facility indanger of coming down and spilling the waste all around it.

Which two inferences about the chipmunk population can be supported with the data gathered by the biologist?

Answers

Answer:

The amount of food in the area decreased, causing more chipmunks to

survive to reproductive age.

Explanation:

Hope this helps :)

Chipmunks in later generations showed greater genetic diversity than previous generations, allowing for a greater survival rate in later generations. Individual chipmunks changed their genetic makeup and became more successful in the environment. The correct options are R and S.

What is genetic diversity?

Genetic diversity refers to the total number of genetic traits that make up a species' genetic composition.

It varies greatly depending on the number of species present as well as across species, and it can be linked to a species' longevity.

DNA contains all the biological information and variety required to sustain life on our planet.

Genetic variety is referred to as this. It improves a species' and population's resistance to maladies, pests, climatic changes, and other pressures.

According to the findings, Chipmunks had a higher genetic variety in later generations than in earlier generations, which allowed for a higher survival rate in later generations. Individual chipmunks altered their genetic make-up and improved their chances of survival.

Thus, the correct options are R and S.

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Your question seems incomplete, the probable complete question is:

A biologist studies a population of chipmunks. Some of the biologist’s

findings are shown.

Years 1 – 20:

• The population remains below

125.

• Less than half of newborn

chipmunks survive to adulthood.

• Competition for food and

resources limits population

growth.

Year 21 and beyond:

• Ninety percent of newborn

chipmunks survive to adulthood.

• The population increases to over

200 chipmunks.

M. The amount of food in the area decreased, causing more chipmunks to

survive to reproductive age.

P. Chipmunks in later generations showed greater genetic diversity than

previous generations, allowing for a greater survival rate in later generations.

R. Chipmunks migrated from one country to another country to increase the

number of chipmunks in the studied area.

S. Individual chipmunks changed their genetic makeup and became more

successful in the environment.

T. The number of predators in the area decreased, so more chipmunks were

able to survive.

EASY POINTS!! Which can be studied as a scientific investigation?
A)Blue is the best color.
B)Vegetarianism is better for the environment than non-vegetarianism.
C)Country music is more enjoyable than hip-hop music.
D)All students should be required to wear uniforms to sch

Answers

c, it would be the easiest to solve by using the scientific method
B, all the other options can be based off personal preference, B can be based on hard facts

Which of the following is a true statement about mitosis and meiosis?
Group of answer choices

A.Mitosis produces haploid cells, but meiosis produces polypoidy cells.

B.Mitosis produces haploid cells, but meiosis produces diploid cells.

C.Mitosis produces diploid cells, but meiosis produces haploid cells.

D.Mitosis produces monoploid cells, but meiosis produces haploid cells.

Answers

Answer:

C. Mitosis produces diploid cells, but meiosis produces haploid cells.

Explanation:

Mitosis produces 2 diploid cells that are identical to each other, and meiosis produces four haploid gametes (sex cells) that are different from one another.

Which of the following terms signals the reader that
one event or factor caused another?
A. Meanwhile
B. In order to
C. Finally
D. Hence
SUBMIT

Answers

A.. hopefully i’m right

Which correctly lists the three elements that geologists measure to determine the age of an organism's remains?
argon, nitrogen, and carbon-12
carbon-14, nitrogen, and carbon-12
O nitrogen, potassium, and carbon-14
carbon-12, potassium, and argon

Answers

Answer:

I think that it will be option b. Carbon 14. Nitrogen. Carbon 12

Explanation:

They use something called carbon dating and its measured by the half life decay of the radioactive isotopes in carbon I believe

Answer:

Hi, there the answer is

carbon-12, potassium, and argon

Explanation:

Which of the following best represents the correct sequence of letters in Photosynthesis? *

A. 1
B. 2
C. 3
D. 4

Answers

Answer:

I think it's B

Explanation:

I hope this helped :)

It’s most likely B.2, let me know if I am wrong

Identify three factors that could keep the human population from
reaching its carrying capacity.

Answers

Answer:

help

Explanation:

How will antibiotic resistance affect human populations if no action is taken by our healthcare system?

Answers

Answer:

Bacteria, not humans or animals, become antibiotic-resistant. These bacteria may infect humans and animals, and the infections they cause are harder to treat than those caused by non-resistant bacteria. Antibiotic resistance leads to higher medical costs, prolonged hospital stays, and increased mortality

2. When two species compete for the same
resource, they sometimes divide this
resource. This is an example of
a. niche partitioning
b. niche equivalency
c. evolutionary response.
d. ecological equivalence​

Answers

Answer:

a

Explanation:

When two species compete for the same resource, they sometimes divide this resource. This is an example of niche partitioning. Hence, the correct option is A.

What is niche partitioning?

Niche partitioning refers to the process by which different species divide up available resources in an ecosystem, such as food, habitat, or mates. This division of resources reduces competition between species and allows them to coexist in the same ecosystem.

It can also occur in terms of behavior or timing of an activity. In general, it helps to reduce competition between species, allowing them to coexist and thrive in the same ecosystem. For example, same species of bats hunting on same type of insects will hunt in the different time of the day to reduce competition.

This allows for greater biodiversity and stability in an ecosystem. Hence, the correct option is A.

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Is it true that a lizard is the venomest creature?​

Answers

Explanation:

While most snakes and lizards in North America are not poisonous, a few species can seriously injure or kill someone with their venom if the bite isn't treated quickly. They include the rattlesnake, copperhead, cottonmouth, coral snake, Gila monster, and Mexican bearded lizard.

Answer:

Yes and No

Explanation:

There are many lizards that are quite harmless to people ( in fact most of them) but you can still find ones that are unusually  furious and deadly , hope this helped :)

what
is added to make RNA?

Answers

Three of the four nitrogenous bases that make up RNA — adenine (A), cytosine (C), and guanine (G) — are also found in DNA. In RNA, however, a base called uracil (U) replaces thymine (T) as the complementary nucleotide to adenine (Figure 3). ... (Remember, DNA is almost always in a double-stranded helical form.)

If two populations of people share the same DNA "spelling difference" (i.E., mutation), what does this mean about these two populations?

Answers

Answer:

It could mean that those two populations could be common ancestors because the spelling differences are the same

Explanation:

The similar spelling variations between the two populations could imply that they share common ancestry.

What is DNA?

Deoxyribonucleic acid, or DNA, is the name given to the genetic material carried by humans and nearly all other species. An individual's DNA is present in nearly all of their cells.

Nucleotides are the molecular building components that make up DNA. A phosphate group, a sugar group, and one of four different nitrogen bases make up these building components. Nucleotides are joined into chains and the locations of the phosphate and sugar groups are switched to form DNA strands.

Every cell in the body has DNA in its nucleus. Groups of these firmly bound fragments make form chromosomes. The majority of people possess 46 pairs of chromosomes, or 23 pairs per pair.

Thus, The similar spelling variations between the two populations.

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culture of honey bees is called ……………….

a)pisciculture b)apiculture c)sericulture d)none​

Answers

B. Apiculture

Explanation:

I know this because I learned it in class before

This is a test...Whoever gets it right, will receive 5 stars, and a Thanks. You have 2 minutes.

What is the bite force of a lion, compared to a chihuahua. Your time started when you started reading this.

Answers

Answer:

Chihuahua bite force in pounds is 3,900 (psi) pounds per square inch. The bite force of a lion is around 600 PSI. To say that a Chihuahua can bite at more than 6 times the strength of a lion is absolutely ridiculous. At first I thought the opposite.

Answer:

A Chihuahua can bite 6 times PSI a lion can. A lion can bite roughly 650 PSI, the small dog's bite is around 3900.

Explanation:


Punnett's Squares
These show the 2 alleles of each parent plant crossed with each
other and the resulting 4 possible offspring with T= tall, = short.
TT = dominant tall, 17 = recessive short, Tt = mixed hybrid
TT = dominant tall (genotype tall, phenotype tall)
Tt = mixed hybrid (genotype hybrid, phenotype tall)
tt = recessive short (genotype short, phenotype short)
Using the Punnett's Squares below, name the offspring of all possible parent combinations

Answers

Answer:

All answers are in the image

In which of the following scenarios is it most likely for a volcano to develop?
c. two oceanic crusts converge

b. two continental crusts converge

c. oceanic crust diverges with continental crust

d. oceanic crust converges with continental crust​

Answers

Answer:

The answer is D.Oceanic crust converges with continental crust.

how does sugar affect Co2 production in yeast

Answers

Explanation:

When yeasts eat sugar and turn it into energy, they also produce carbon dioxide.

Cuando pasa una molécula de una zona de menor concentración de sustancias a una zona de mayor concentración, el transporte implicado es

Answers

Answer:

Transporte activo.

Explicación:

El transporte activo ocurre cuando una molécula se mueve de un área de menor concentración de sustancias a un área de mayor concentración. Los transportes activos utilizaron energía en forma de ATP para mover moléculas en contra del gradiente de concentración. Es lo opuesto al transporte pasivo en el que no se requiere energía para mover moléculas de una región a otra. La principal razón de que ocurra el transporte activo es que mueve moléculas en contra del flujo de difusión. En difusión, la molécula se mueve de un área de mayor concentración a un área de menor concentración.

Question 8 (2 points)
Which of the following terms identifies all of the interactions between living and
nonliving things within an area?
1.) ecosystem
2.) food web
3.) energy pyramid
4.) food chain

Answers

The answer is gonna be A ecosystem
The answer is the first option ecosystem

Suppose 10,000 units of energy are available at the level of the grasses. What is the total number of energy units available by the time energy reaches a coyote that eats herbivores?

Answers

Answer:

90 units........................

Resuelve el problema relacionado con las etapas del ciclo menstrual: "Si el día fértil de la polola de Luciano es el 09 de noviembre y ella tiene un ciclo de 28 días ¿ Cómo puede calcular el primer día de menstruación de su polola en ese mes y el período fértil? En la respuesta debes registrar: Primer día de menstruación, Día de ovulación y período fértil.

Answers

Answer: El primer día de la menstruación comenzaría el 26 de octubre y el período fértil es desde el 6 de noviembre hasta el día 9 (fecha de ovulación)

Explanation:

El ciclo menstrual está compuesto por cuatro fases: menstruación, fase folicular, ovulación y fase lútea.

Menstruación: Eliminación del revestimiento engrosado del útero (endometrio) del cuerpo a través de la vagina. El flujo menstrual contiene sangre, células del revestimiento del útero (células endometriales) y moco. La duración media de un periodo es de entre tres días y una semana.Fase folicular: Comienza con la menstruación y termina con la ovulación. La glándula pituitaria libera la hormona estimulante del folículo (FSH), estimulada por parte del hipotálamo. Esta hormona estimula al ovario para que produzca entre cinco y 20 folículos (nódulos o quistes diminutos), que se acumulan en la superficie. Durante la fase folicular, el folículo en desarrollo provoca un aumento del nivel de estrógenos. El hipotálamo, en el cerebro, reconoce este aumento y libera una sustancia química llamada hormona liberadora de gonadotrofina (GnRH). Esta hormona hace que la hipófisis produzca niveles elevados de hormona luteinizante (LH) y FSH. En el plazo de dos días, los altos niveles de LH desencadenan la ovulación. Ovulación: El óvulo es conducido hacia la trompa de Falopio y hacia el útero por medio de ondas de pequeñas proyecciones similares a pelos. La vida del óvulo típico es de sólo unas 24 horas. A menos que se encuentre con un espermatozoide durante este tiempo, morirá. Entonces, la ovulación consiste en la liberación de un óvulo maduro desde la superficie del ovario. Suele producirse en la mitad del ciclo, unas dos semanas antes de que comience la menstruación.Fase lútea: Durante la ovulación, el óvulo se desprende de su folículo, pero el folículo roto permanece en la superficie del ovario. Durante las dos semanas siguientes, aproximadamente, el folículo se transforma en una estructura conocida como cuerpo lúteo. Esta estructura secreta progesterona y estrógeno. Esta combinación de hormonas mantiene el revestimiento del útero engrosado, a la espera de que se adhiera un óvulo fecundado (implante). Si el óvulo fecundado se implanta en el revestimiento del útero, éste produce las hormonas necesarias para mantener el cuerpo lúteo. Esto incluye la gonadotrofina coriónica humana (HCG), la hormona que se detecta en un análisis de orina para detectar un embarazo. El cuerpo lúteo sigue produciendo los niveles elevados de progesterona necesarios para mantener el grosor del revestimiento del útero. Si no se produce el embarazo, el cuerpo lúteo se marchita y muere, normalmente alrededor del día 22 de un ciclo de 28 días. El descenso de los niveles de progesterona hace que el revestimiento del útero se desprenda (menstruación)

La duración media del ciclo menstrual es de 28-29 días, pero puede variar entre las mujeres y de un ciclo a otro. La duración del ciclo menstrual se calcula desde el primer día de la menstruación hasta el día anterior al inicio de la siguiente.

Si consideramos que el primer día fértil es el 9 de noviembre y el ciclo es de 28 días, el primer día de la menstruación comenzaría el 26 de octubre y el período fértil es desde el 6 de noviembre hasta el día 9 (fecha de ovulación) Esto es porque la menstruación ocurre aproximadamente 14 días luego de la ovulación si el ciclo es de 28 días. Los días más fértiles son aproximadamente desde 3 días antes de la ovulación. Aunque en algunos casos, la fertilidad puede durar hasta dos días después de la ovulación.

How is your body temperature held constant despite different weather temperatures
outside?​

Answers

Answer:

Core body temperature The body can only stay at a constant temperature if the heat generated is balanced and equal to the heat lost. Although the core temperature must be close to 37°C, fingers and toes can be colder. This is because energy is transferred from the blood as it travels to the fingers and toes.

Answer: When heat activates sweat glands, these glands bring that water, along with the body's salt, to the surface of the skin as sweat. Water evaporating from the skin cools the body, keeping its temperature in a healthy range.

Explanation:

Which statement describes combined forces that are balanced?
*They result in a net force less than 0 Newtons
*They result in a net force of 0 Newtons
*They result in a net force greater than 0 Newtons

Answers

Answer:

option b is right answer

WILL GIVE BRAINLIEST IF CORRECT
The two mice pictured below are genetically identical. How were they produced?

Answers

Answer:

Both of the mice had the same allels by the parents (EE)

Explanation:

Hereditary information is passed from one generation to the next. Which two processes are responsible for the passage of hereditary information from generation to generation in mammals, birds, reptiles, fishand other animals?
A.Meiosis and fertilization B. Mitosis and fertilization C. Mitosis and Meiosis
D. Asexual reproduction and sexual reproduction

Answers

Answer: c

Explanation:

Meiosis and fertilization, two processes are responsible for the passage of hereditary information from generation to generation in mammals, birds, reptiles, fish and other animals.

What is meiosis and why is it important?

Meiosis occurs in chromosomes which allows the production of haploid germ cells necessary for seˣual reproduction. Meiosis is furthermore important for its role in enabling genetic diversity and facilitating the repair of genetic defects through recombination.

Fertilization restores the diploid number of chromosomes, that is 46 in human being. It provides stimulus for the ovum to complete its maturation.

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Jamal investigates several interactions among organisms in a woodland ecosystem. He observes that coyotes hunt and kill white-tailed deer. He learns that lungworms live in the lungs of the deer, making it difficult for the deer to breathe. He also learns that larvae of nasal bot flies live in the nasal passages of the deer and cause them minor harm.

Which sentence describes the lungworms and fly larvae?

A. They are both hosts.
B. They are both predators.
C. They have different niches in the same habitat.
D. They compete for the same resources in a shared niche.

Answers

Answer:

C. They have different niches in the same habitat

Question 14 (2 points)
A series of organisms listed in a way that shows which is a food source for another is
called a(n)
A
while an)
Ą
is made up of multiple connected energy paths in an ecosystem.

Answers

Answer:

a

Explanation:

the answer is a ecosystem

A Series of organisms listed in a way that shows which .....

If an atom has 34 protons, 23 neutrons, and 36 electrons, what would be it's atomic number?

Answers

Answer:

34

Explanation:

it's atomic number is the same as it's number if protons

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Name one function of the respiratory system other than gas exchange? In his conversation with Benvolio in Scene 1, Romeo appears to be in what mood ? what's the volume of a figure with that is 10 inches wide, 3 inches tall, and 5 inches long What keeps mountains from being even taller than theyalready are? What is the division sign in music? Tom spends 30% of his monthly budget on rent. His total monthly budget is 3,000 how much does Tom spend on rent? help me im adding and subtracting integers plssss 40 points!!!!!! for itFind each sum.8 + (-1) + (-6) + 5- 2 + 6 + (-3) + (-4)Use a number line to find each difference.7 - 43 - 8- 2 - (-3)- 1 - (-1)- 4 - 381 - 10643 - (-21)- 25 - (-57)17 - 18 - (-81)- 18 - 13 - 1223 - (-18) - (-54)16 - 28 - (-38) Read the sentence.Unlike Vanessa, who loves to wear wild and flamboyant outfits, Rasheed dresses in a much more serious and staid manner.How are the words flamboyant and staid related?They are verbs.They are antonyms.They are synonyms.They are homonyms. Peyton sells an office building and the associated land on May 1 of the current year. Under the terms of the sales contract, Peyton is to receive $2,408,400 in cash. The purchaser is to assume Peyton's mortgage of $1,445,040 on the property. To enable the purchaser to obtain adequate financing, Peyton is to pay the $28,901 in points charged by the lender. The broker's commission on the sale is $96,336. What is Peyton's amount realized Match the following terms with the correct definition. Cuales fueron las principales medidas del gobierno provisional, que grupos sociales fueron los mas beneficiados Please select the word from the list that best fits the definitionFarming Sin 0= 8/17 determine the value of tan? Use the details of North America to match the description in column 1 withthe theme in column 2.Immigrants from1500s on, andindigenouspeoples?Human-environmentalinteractionsMost number ofdifferentclimates thanany othercontinent2.MovementCaribbeanUnited States,Mexico, andCanada, withsubregions foreach?RegionSettling oncoasts andaround GreatLakes?Place A reaction occurs in which carbon combines with sulfur to form carbondisulfide. Is this a chemical reaction or a nuclear reaction, and how do youknow?A. This is a nuclear reaction, because mass was conserved.B. This is a chemical reaction, because only the electrons wererearranged.C. This is a nuclear reaction, because there was a change in theatoms' nuclei.D. This is a chemical reaction, because mass was not conserved. Please answer fast. A data set includes data from student evaluations of courses. The summary statistics are n, , s. Use a significance level to test the claim that the population of student course evaluations has a mean equal to . Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. Do you enjoy doing art critiques? Explain. Is this something that you might like to do for a career? Why or why not? Rosalind made 969 donuts and put 8 donuts into each box. How many boxes of donuts were made Select which options below are responsibilitiesoptions:Pay taxesServe in courtParticipate in your communityRespect the rights and property of others