Explain the difference between natural and acquired immunity?

Answers

Answer 1

Answer: Natural immunity is obtained by being exposed to the disease organism and then becoming infected with the disease. Vaccine-induced immunity is obtained by injecting a killed or weakened version of the disease organism into the body.


Related Questions

What do stabilizing selection and directional selection have in common?

A. They are both forms of genetic drift.

B. They both decrease genetic variation.

C. They are both caused by female choice.

D. They both favor extreme phenotypes.

Answers

Answer:

they both decrease genetic variation

Select the correct answer from each drop-down menu.
Nick’s swimming goggles are made of blue plastic. When he straps them on, he notices that the goggles change the color of the objects around him. A white ring buoy appears ____, 1. blue 2. violet 3. white, because the blue plastic ____, 1. absorbs 2. reflects 3. refracts, all colors of light except blue. Only the blue light _______, 1. absorbed by 2. reflected from 3. refracted by, the ring buoy passes through the blue plastic.

Answers

Answer:

Q.1: Blue

Q.2: Reflects

Q.3: Reflected

What are some things that you can change in the simulation? Select all the apply

Answers

The things that you can change in the simulation are the number of days, amount of light, and position of light turned off or on. Thus, the correct options are A, C, and E.

What is Simulation?

Simulation may be defined as an investigation or instruction technique that propagates authentic events and methodologies under test conditions specifically.

In the simulation, some of the variable factors like the number of days involved in scientific analysis, the quantity of light given to a source, and its position may vary as per the requirement and your hypotheses.

Therefore, it is well described above.

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Which is a reactant for the photosynthesis reaction?
A. Adenosine triphosphate B. Oxygen C. Carbon dioxide D. Glucose

Answers

answer:

carbon dioxide !!

explanation:

hope this helps you !!

if i'm wrong pls let me know lol !!

Answer: Carbon Dioxide (CO2)

Explanation:
The photosynthesis reaction is as follows: 6CO2 + 6H2O + sunlight (energy) -> 6O2 + C6H12O6

Which one is not the indirect hazard of air pollution

Answers

Answer:

a cataract

Explanation:

a cataract is an eye lens becomes cloudy thingy--it just happens with age, it's not related to air pollution at all.

How do fish live in the nature without dying out of eating all the time?​

Answers

Answer:

Fish not only live in water, but they get oxygen from water. They breathe by taking water into their mouths and forcing it out through gill passages

Explanation:

The insertion of the human insulin gene into the bacterium Escherichia coli allowed it to produce human insulin. Which type of organism is E. coli?
restriction organism
recombinant organism
transgenic organism
vector organism

Answers

The bacterium E.coli is a transgenic organism because human insulin is artificially produced through E. coli by genetically engineered processes. Thus, the correct option is C.

What is Human insulin?

Human insulin may be defined as a type of medication that functions as a hormone that controls the excessive level of glucose in the blood. Human insulin is utilized to accept the place of insulin that is naturally produced by the body.

Through a genetically engineered process, the insulin-producing gene is transferred to E. coli with the help of a plasmid vector, and then the human insulin is synthesized in the E. coli which is then extracted and injected into humans.

Therefore, the correct option is C.

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Answer: transgenic organism

Explanation: got it right on edge

According to the results, what is the pH of the
water? Check all that are correct.
Above 7
Basic
About 7
Neutral
Acidic
Below 7

Answers

Answer:

about 7 which is neutral

How did Darwin investigate beauty in nature and human society?

Answers

Answer:

The experience of beauty is one component in a whole series of Darwinian adaptations. Beauty is an adaptive effect which we extend and intensify in the creation and enjoyment of works of art and entertainment. As many of you will know, evolution operates by two main primary mechanisms.

it is more beneficial to educate a male child than q female child

Answers

Answer: no

Explanation:

All people are equal and deserve equal opportunities. In Islam particularly, education is vital and it is often found in the Quran that "knowledge is power". Also, Islam explains that women are naturally smarter or at least their brains develop faster so if you really wanted to talk about who it is more beneficial to teach, some may say women. Not to mention that there are more women in higher education, where it is equally accessible, than men.

No, girls have the right same right to education as boys. Educated girls can make informed choices – and from a far better range of options. Educating girls saves lives and builds stronger families, communities and economies. An educated female population increases a country's productivity and fuels economic growth.

write the structure of root​

Answers

Explanation:

Typical roots contain three different sections, or zones: the meristematic zone, the zone of elongation, and the zone of differentiation. In the meristematic zone, named after the apical meristem, the plant cells undergo rapid mitotic division, creating new cells for root growth.

Which substance is an example of organic matter?

Answers

an example of organic matter is sugar because it is the best option

Which type of cloud resembles a puffy cotton ball?
A. Cirrus
OB. Cumulonimbus
C. Cumulus
D. Stratus

Answers

The cumulus type of cloud resembles a puffy cotton ball. Thus, the correct option is C.

What are the different types of clouds?

The different types of clouds may include cirrus, cirrocumulus, cirrostratus (high clouds), altostratus, altocumulus, nimbostratus (middle cloud), stratus, stratocumulus (low cloud), and cumulus, cumulonimbus (vertical cloud).

Cumulus clouds skim like fluffy, white cotton balls in the sky. This type of cloud appears beautiful at the time of sunset and is scattered throughout.

Their tops are spherical, puffy, and illuminated white when sunshiny, while their posteriors are dull and moderately shady.

Therefore, the correct option for this question is C.

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Answer:

C. Cumulus

Explanation:

Just took it btw<3

You will need a fork, knife, and a spoon for the "predators" to "catch" the "prey". For the "prey" you will need three different objects (3 of each). Consider beans, uncooked pasta, or cotton balls.

Answer the following questions.

Which prey type do you think will avoid capture more often than the other prey types?

Which predator do you think will succeed in capturing the most prey?

Answers

In the simulation, the prey type that will avoid capture the most is the beans while the predator that will succeed in capturing the most prey is the spoon.

What are predator-prey relationships?

Predator-prey relationships are feeding relationships in which one organism kills and eats another organism for food.

The organism that kills the other is called the predator while the organism that is killed is called the prey.

In the simulation, the prey type that will avoid capture the most is the beans since it had the smallest surface area and size.

The predator that will succeed in capturing the most prey is the spoon because of its hollow nature.

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Some people use paint to protect the outside of their houses. Why does a house painted a dark color get hotter than a house painted white?​

Answers

Answer:

Dark color absorb more photons and thus gets more hot

Explanation:

Dark color is dark b/c it absorbs different wavelengths of light (think about little photons of light vibrating slighting differently) .This means it absorbs a lot of photons which makes it warmer.

If a thing is white, that means it reflects all lights and absorbs none. Thus, since it does not absorb photons (little packets of energy which is light), the house does not get warm.

Answer: Dark color absorb more photons and thus gets more hot

Explanation:

Which of the following is NOT true about steroid hormones?
Select one:

A. All of the choices are true.
B. They bind on cell membrane receptors.
C. The cannot be made in advance.
D. They have a long half-life.
E. They are derived from cholesterol.

*Physiology*

Answers

All of the choices are true about steroid hormones and is therefore denoted as option A.

What is a Steroid hormone?

This substance known as steroid is derived from cholesterol and acts as a hormone in the body.

They have a long half life and bind to nuclear and cell membrane receptors for their appropriate action in the metabolic activities of the body such as homeostasis, immune response etc.

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Which of Mendel's laws or principles explains that traits are passed from parents to offspring individually instead of as pairs, groups, or sets?

Answers

Answer:

the law of independent assortment

Explanation:

The law of segregation is the Mendel’s laws or principles explain that traits are passed from parents to offspring individually instead of as pairs, groups or sets. So the correct option is option “C” as far as the given question is concerned. This is a law or principle which states that during the formation of gametes, two copies of each heredity factors separate out so that the new offspring can get one factor of both the parents. This law was the first law in this direction.

What is the name of the region where double-stranded single circular DNA is found in the Prokaryotic cell?

Answers

Answer:

the nucleoid

Key Points. Prokaryotic cells lack a defined nucleus, but have a region in the cell, termed the nucleoid, in which a single chromosomal, circular, double-stranded DNA molecule is located.

Oxygen diffuses from the
enters red blood cells.
A. Artery, plasma membrane
B. Capillary, Artery
C. Alveolus, capillary
D. Plasma membrane, Alveolus

Answers

C alveolus capillaries

eutrophication is the result of

Answers

Answer:

algae and aquatic plants

Explanation:

results from accumulation of nutrients in lakes or other bodies of water

Answer:

fertilizer runoff

Explanation:

Which of the following are effects of climate change ?
Group of answer choices

Food shortages

Increase in forest fires

Unpredictable rain fall

More extreme weather events

Conflict over natural resources

Answers

Answer:

Unpredictable rain fall

Select the best answer for the question.
2. What should you do if you're asked to do a task that doesn't make sense to you?
A. Consult with your pharmacy professor.
OB. You shouldn't do the task.
OC. Ask your supervisor.
COD. Do it anyway.
Mark for review (Will be highlighted on the review page)
<< Previous Question
Next Question >>

Answers

The answer is C. Ask your supervisor

why norovirus is a good pathogen?

Answers

answer: Noroviruses, unlike the Ebola virus, are extremely hardy, able to travel through the air and stay for days on surfaces where they can infect new people. "Noroviruses are perhaps the perfect human pathogen," one CDC scientist declared in a scientific review.


Which compound contains a triple bond

Answers

Answer:

Alkynes

Explanation:

a bond between two atoms involving six bonding

electrons instead of the usual two covalent single bond

What is inter-cropping vegetable farming ? What are its advantage​

Answers

Explanation:

What is inter-cropping farming ?

= The growing of two or more crops of different characteristics and requirements at the same time on the same plot of land is called inter-cropping. The process of growing different vegetables in the inter-cropping system is called inter-cropping vegetable farming.....

hope it help ya~

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PLEASE HURRY <3
(FORENSIC SCIENCE)
Reflect on the types of evidence you expect to be found and collected from the Willow Lane crime scene, and make a list of the types of skills the technicians will need to help you process the crime. Then, draw a simple diagram of the secured area, including known elements of the crime. Label areas where you want to direct the technician's attention and for what type of evidence. Make sure you indicate the outer boundaries established for the crime scene. Finally, start a "crime scene logbook," making some notes recording information you currently know about the crime and the crime scene. Submit your list, diagram, and logbook.

Answers

Some evidence that can be expected to be found at the Willow Lane crime scene are:

Bullet casingsResidue on the driveway where the person that was running, fell.Blood droplets

Some of the skills of the technicians at the crime scene to process the crime are:

Crime Scene Investigator who is in charge of collecting and processing the physical evidenceCrime Scene Technician who is in charge of processing ballistics, drug, and blood evidence brought to the crime lab from the crime scene.

The crime scene logbook would be:

IMPORTANT PEOPLE

Medical 1st RespondersMike JenningsJim Jameson

Fire/Police 1st Responders

Fire Emergency Vehicle 4, Lakeland Station 5○

Lieutenant McMullen

FirefightersWilliamsHintCrammer

Police Cruisers 45 & 76

Traffic Officer Mullins (Arrived at 5:11 pm)○

Patrolman Jefferys

What is a Crime Scene?

This refers to the place or area where an offence has been committed and would likely require the services of a forensics team to gather evidence.

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oxygen will diffuse into cell in the diagram
why?

Answers

Answer: Because there's a higher concentration of oxygen molecules outside the cell compared to the cell's cytoplasm, you'll see that oxygen diffuses into the cell along this concentration gradient.

Explanation: Your welcome!!!

Oxygen will eventually diffuse into the cell because there is a higher concentration of oxygen molecules present outside the cell with respect to the cytoplasm of the cell.

What is Diffusion?

Diffusion may be defined as a type of process through which the movement of individual molecules of a substance takes place from an area of higher concentration to an area of lower concentration through a semipermeable barrier.

According to the definition of diffusion, the concentration of molecules of oxygen is found to be higher in the outside of the cell as compared to the cytoplasm. So, the molecules of oxygen start the process of diffusion in order to increase the concentration of oxygen in the inner atmosphere of the cell.

Therefore, oxygen will eventually diffuse into the cell because there is a higher concentration of oxygen molecules present outside the cell with respect to the cytoplasm of the cell.

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Which of the following is composed of a population of a species plus populations of other species?
A. Biotic Potential
B. Abiotic community
C. Community
D. Ecosystem
Reset Selection

Answers

Answer: D ecosystem

What is the study of fish known as in biology?​

Answers

Answer:

The study of fish is called Ichthyology.

Explanation:

Fish specimens are identified in the field by ichthyologists. Ichthyology is the field of study that deals with fishes. Taxonomy (classification and the description of new species) and biogeography are the two main areas of focus for museum ichthyologists (patterns of distribution).

Ichthyology is the field of study that deals with fishes. Taxonomy (classification and the description of new species) and biogeography are the two main areas of focus for museum ichthyologists (patterns of distribution). Large reference collections of preserved specimens are kept in museums as a permanent resource for present-day researchers as well as for future ones.

See the attachment for a visual.

Answer:

ichthyology, scientific study of fishes, including, as is usual with a science that is concerned with a large group of organisms, a number of specialized subdisciplines: e.g., taxonomy, anatomy (or morphology), behavioral science (ethology), ecology, and physiology.

Which forms as a result of compressional stress?
anticline and syncline
normal fault
strike-slip fault
fault-block mountain

Answers

Anticline and syncline forms as a result of compressional stress. Thus, the correct option is A.

What is anticline ?

Folds known as anticlines occur when formerly horizontal strata have been folded upward and the two limbs deviate from the surface.

When rocks deform in a ductile way, they may bend or fold, and the resulting structures are known as folds, rather than shattering to produce faults or joints. Folds are caused by compressional or shear pressures operating over a long period of time. Such folds originate from rocks that we often consider brittle behaving ductilely when the strain rate is low and/or the temperature is high.

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Answer: A

Explanation: E 2022

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Somebody help me with this question pleaseIll appreciate it thank you can a person run at a speed of 20 meters per second Before his assassination, KennedyO saw victory in Vietnam as certain.O supported all of Ngo Dinh Diem's actions on principle.O aggressively pursued policies to increase the fighting in Vietnam.O actively attempted to end the Vietnam War.O questioned the wisdom of involvement in Vietnam. 2 3/5t + 5 1/4t + 4t Write the verb that best completes the sentence: visitar, llamar, pagar, or tomar.Te aconsejo _____ a la agencia de viajes. how did the guru manage to save his disciple from execution Which statements describe characteristics of a soliloquy? Check all that apply. If a test is being used to make a dichotomous decision (e. G. , suitable or unsuitable for the job), the _____ marks the point of decision voters primarily rely on what in partisan elections? Pls Help! Will Give Brainliest for the right answer! What is adolescence? What are muscle fibres made of? Arrange the following items in the correct order1.2.3.4.5.RNA polymerase finds promotorRNA polymerase adds new nucleotidesRNA polymerase unwinds strandtranscript is releasedRNA polymerase reaches termination siteSUBMIT Richard Connell uses personification often in his short story "The Most Dangerous Game." Which line from this excerpt is an example of personification?"I'll give him a trail to follow," muttered Rainsford, and he struck off from the rude path he had been following into the trackless wilderness. He executed a series of intricate loops; he doubled on his trail again and again, recalling all the lore of the fox hunt, and all the dodges of the fox. Night found him leg-weary, with hands and face lashed by the branches, on a thickly wooded ridge. He knew it would be insane to blunder on through the dark, even if he had the strength. His need for rest was imperative and he thought, "I have played the fox, now I must play the cat of the fable." A big tree with a thick trunk and outspread branches was near by, and, taking care to leave not the slightest mark, he climbed up into the crotch, and, stretching out on one of the broad limbs, after a fashion, rested. Rest brought him new confidence and almost a feeling of security. Even so zealous a hunter as General Zaroff could not trace him there, he told himself; only the devil himself could follow that complicated trail through the jungle after dark. But perhaps the general was a devil--An apprehensive night crawled slowly by like a wounded snake and sleep did not visit Rainsford, although the silence of a dead world was on the jungle. Toward morning when a dingy gray was varnishing the sky, the cry of some startled bird focused Rainsford's attention in that direction.Something was coming through the bush, coming slowly, carefully, coming by the same winding way Rainsford had come. He flattened himself down on the limb and, through a screen of leaves almost as thick as tapestry, he watched. . . . That which was approaching was a man.It was General Zaroff. He made his way along with his eyes fixed in utmost concentration on the ground before him. He paused, almost beneath the tree, dropped to his knees and studied the ground. Rainsford's impulse was to hurl himself down like a panther, but he saw that the general's right hand held something metallic--a small automatic pistol.] Does this graph represent a function? Why or why not?10.8642-10 8 6 4 288-8102468 10A. No, because it fails the vertical line test.O B. No, because it is not a straight line.OC. Yes, because it passes the horizontal line test.OD. Yes, because it passes the vertical line test. In at least one hundred words, explain the purpose of Mandela's Nobel Peace Prize Acceptance Speech (1993). Describe how the point of view of the speech further develops the purpose. Use details from the text to support your response. I NEED HELP !!! Right now!!! What is the difference between a theme and a universal theme?A theme is directly stated, while a universal theme is implied.A theme relates to one part of a work, while a universal theme relates to a whole work.A theme is a specific statement, while a universal theme is a broad idea.A theme applies to people today, while a universal theme applies to people from all times. Based only on the information given in the diagram, it is guaranteed thatARST AUVW.R72STV18A. TrueB. False what is meant by acropetal succesion?