Explain two possible reasons why a person who looks well could still be a source of infection microorganism?

Answers

Answer 1

Answer:

- many pathogens exhibit a latency (asymptomatic) period of incubation  

- usually, pathogens need to replicate many times in order to be transmitted between hosts (i.e., they need to increase the pathogenic load)

Explanation:

The latency stage refers to the period between being exposed to a particular pathogenic microorganism (for example, a virus) and has symptoms associated with the disease caused by such pathogen. Generally, this incubation stage is asymptomatic, thereby a person will look healthy during this period. Moreover, the pathogenic load (usually known as the viral load in viral infections) can be defined as the number of pathogenic microorganisms in an infected person's blood. During the first stages of infection, the pathogenic load usually is low, whereby a person can also look healthy during this period.


Related Questions

PLZ HELP ME ASAP




Research a disorder or disease caused by issues involving blood pressure.

Answers

heart attacks, strokes, hypertension disorder. ppl w hypertension are more likely to develop mental illnesses/mood issues like anxiety and depression.

Which kind of action is a cause of air pollution? A. Trash is dropped in a national wildlife preserve. B. Poisons are released into a major river. C. Tuna are fished to extinction. D. Gasoline is burned by a car engine.

Answers

Answer: D

Explanation: when gasoline is burned by the car, it releases gas which pollutes the air.

D. Gasoline is burned by a car engine.
(Good luck!!)

Plz answer ASAP



At what point during the digestive process does your body begin to receive energy from the food?

Answers

Answer:

The digestive process starts in your mouth when you chew. Your salivary glands make saliva, a digestive juice, which moistens food so it moves more easily through your esophagus into your stomach.

PLEASE I NEED HELP!
which kingdom is MOST LIKELY to contain organisms that are decomposers?
A.) kingdom fungi
B.) kingdom Eubacteria
C.) Kingdom Animalia
D.) Kingdom plantae

Answers

Answer:

fungi

Explanation:

Fungi are decomposers, that's why you can find them on dead trees and sometimes animals.

Please select the word from the list that best fits the definition

Measures how difficult it is to change or stop the movement of an object

Answers

Answer:

Momentum.

Explanation:

a measure of how difficult it is to stop a moving object; equals the product of mass and velocity.

I hope this helps a little bit.

Explain what happens to the incoming solar radiation on a cloudy day, and how this affects the temperature at Earth's surface.

Answers

Answer:

During the day, the earth is heated by the sun. If skies are clear, more heat reaches the earth's surface (as in the diagram below). This leads to warmer temperatures. However, if skies are cloudy, some of the sun's rays are reflected off the cloud droplets back into space.

Explanation:

PLEASE HELP What is a similarity between the first-quarter moon and the third-quarter moon? (1 point)


The moon is located between Earth and the sun.


The moon is always waning in both phases.


The moon is always waxing in both phases.


The moon is located perpendicular to Earth and the sun.

Answers

Answer:

The moon is located perpendicular to Earth and the sun.

The moon is located between earth and the sun

from which blood vessel will the inferior epigastric artery emerge?

Answers

Answer:

External iliac artery.

Hope this Helps :)

The inferior epigastric and deep iliac circumflex arteries arise from the external iliac artery just above the inguinal ligament.

The earth's crust is:
O thicker than the other
O layers mostly made of basalt and granite
O one big mass of rock called a plate
O thinner at the poles

Answers

I believe the answer is:
Layers mostly made of basalt and granite
the answer is b, the layers are mostly made or basalt and granite

Which is true if a population is in genetic equilibrium
a) Evolution is occurring

b) new species are evolving

c) allele frequency is changing from one generation to the next

d) allele frequency is remaining the same from one generation to the next

Answers

d) allele frequency is remaining the same from one generation to the next

Which of the following are not biotic or abiotic factors in an ecosystem?
A. Water and air
B. Rocks and energy
C. Plants and animals
D. Cultural components

Answers

The answer should be D

Parent traits are always expressed in offspring
O True
O False

Answers

Answer:

True

Explanation:

The ginetic information from the parents will be passed on to their young??

true. your genes get passed down from your parents

ATP (adenosine triphosphate) stores energy in the bonds between its

A.nucleotides
B.carbon dioxide
C.hydrogen atoms
D.phosphate groups

Answers

Answer:

Phospate groups

Explanation:

Which statement best explains why a plant cell has chloroplasts but most animal
cells do not?

Answers

Answer:

Both animal and plant cells have mitochondria, but only plant cells have chloroplasts. Plants don't get their sugar from eating food, so they need to make sugar from sunlight. Because animals get sugar from the food they eat, they do not need chloroplasts: just mitochondria.

Explanation:

A plant cell needs to make food out of chloroplasts using energy from the sun to get its food, while the animal cell eats food and creates energy, which is the reason why animal cells do not need chloroplasts.

Which of the following question is TRUE and FALSE regarding the plasma membrane?

Answers

Answer:

2 is the answer its correct

Which human activity DOES NOT contribute to increasing atmospheric CO2
concentrations? *

Answers

The correct answer should be B
Planting trees because it is decreasing the levels and helping the environment

If a sperm containing 46 chromosomes fused with an egg
containing 46 chromosomes, how many chromosomes would
the resulting fertilized egg contain?
Do you think this would create any problems in the developing
embryo?

Answers

Answer:

Explanation: yes would cause problems with the embryo because a sperm and egg have 23 chromosomes each half mom half dad.

The sperm cell and the egg cell contain 46 chromosomes each, 46 + 46 = 92; a developing embryo would not survive if it contained 92 chromosomes.

What is fertilization?

This process results in the restoration of the diploid state, the formation of a zygote through the process of egg activation, and the beginning of a series of mitotic divisions that leads to cell differentiation and embryo development.

When a sperm and a female act during sexual contact, an egg is created and implanted in the female's uterus, resulting in fertilization. The sperm enters the fallopian tube, passes through the ovum's zona pellucida layer, and fuses with the egg to create the zygote (fertilized egg).

Therefore, 46 chromosomes are found in each sperm and egg cell, for a total of 92 chromosomes. An embryo would not survive if it had 92 chromosomes.

To learn more about fertilization, refer to the below link:

https://brainly.com/question/378617

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Topic
Describe the location of the
heart.

Answers

Your heart is located between your lungs in the middle of your chest, behind and slightly to the left of your breastbone (sternum). A double-layered membrane called the pericardium surrounds your heart like a sac. The outer layer of the pericardium surrounds the roots of your heart's major blood vessels and is attached by ligaments to your spinal column, diaphragm, and other parts of your body

I'm so confused anybody can help?​

Answers

Answer:

Photosynthesis vs Cellular Respiration

Uses water <=> Gives off water

Uses carbon dioxide <=> Gives off carbon dioxide

Makes Glucose <=> Breaks down glucose

Gives off oxygen <=> Uses oxygen

Occurs only in light <=> Occurs all the time; does not need light

Takes in light energy <=> Releases light energy stored in glucose

Explanation:

Photosynthesis and Cellular Respiration are both biological processes. One is the reverse of the other.

Photosynthesis is an anabolic process while cellular respiration is a catabolic process. It implies that photosynthesis synthesis food by capturing energy while cellular respiration breaks down food and releases energy for cellular activities.

The two processes are important to keep each other going.

Plants release oxygen which is a by-product of photosynthesis, and we breathe in oxygen so that our cells can carry out cellular respiration and generate ATP.

Photosynthesis uses light energy, carbon dioxide and gives off glucose, water, and oxygen as by-product while cellular respiration uses water and glucose, and gives off carbon dioxide, water and energy as by-products.

While photosynthesis occur in green plants in the presence of light, cellular respiration occurs at all times.

How are the size of whales (and their poop) important in regulating the nitrogen cycle?


PLEASE HELP LOL

Answers

Explanation:

A whales "poop," actually helps the environment because smaller fish, microbes feed off of this. then it creates nutrients the ocean needs, it's a balance of nature. Regulating waste within the ocean...its a perfect balance of h2o quality & fish(oceanatic creature) life. like seaweed, plankton, and microbes necessary to naturally clean ocean debris...

What are the different types of leaves that plants have?

Answers

Answer:

There are two different types of leaves – simples leaves and compound leaves. The other types of leaves include acicular, linear, lanceolate, orbicular, elliptical, oblique, centric cordate, etc. They perform the function of photosynthesis and help in the removal of excess water from the aerial parts of the plant. The most obvious aspect to examine is the shape of the leaf. If it is an uninterrupted shape, it is simple. If the shape divides into smaller leaf sets the leaf is compound. Identifying plant leaves that are compound divides them into subsets.

Will pls answer my question im tryna get this done before the due time ends

Answers

Answer:

The surface area has a rocky platform ... which can lead to a land slide by chunks of the of the rocky surface coming off and also  taking more rock pieces with it . Concluding too the fact that the areas are very close together which can make it more compatible for a land slide to form.

Hope I helped .

Explanation:

mineral appears to emit green and blue light in the dark.

use the drop-down menu to answer the question.

what property is the mineral in this image demonstrating?
a. magnetism
b. fluorescence
c. luster
d. streak

help me asap. pls.

Answers

The answer would be b. Fluorescence

When a particular wavelength of light, such as ultraviolet (UV) light, electron beams, or x-rays, are focused on a mineral, fluorescence takes place, hence option B is correct.

What is the property of minerals?

Calcite, fluorite, and sodalite are among the more popular fluorescent minerals, however there are many more as well. When exposed to UV light, many gemstones, including diamonds, rubies, emeralds, amber, and opal, will glow

This light stimulates the mineral's electrons, forcing them to momentarily move to a higher orbit.

Naturally, mine wastes and tailing heaps provide excellent locations for any mineral, including fluorescents.

Therefore, nearly everywhere that has a good assortment of white light minerals also has fluorescent minerals, hence option B is correct.

Learn more about minerals, here:

https://brainly.com/question/11568045

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why forest important to mankind​

Answers

Answer:

From the air we breathe to the wood we use, we depend on forests for our survival. Forests protect watersheds, avoid soil erosion, and combat climate change, in addition to providing shelter for animals and livelihood for humans.

Explanation:

Answer:

We depend on forests for our survival, from the air we breathe to the wood we use. Besides providing habitats for animals and livelihoods for humans, forests also offer watershed protection, prevent soil erosion and mitigate climate change.

Explanation:

:))

Which of the following is a result of government attempts to increase energy efficiency?
a.
American Council for an Energy Efficient Economy
b.
Alliance to Save Energy
c.
Energy Star
d.
All of the above

Answers

Answer:

C. Energy Star

Explanation:

The government attempt to increase energy efficiency is carried on by American Council for an Energy Efficient Economy.

What is the use of energy?

Energy has become a major key player in today's world as technology can not be developed independent of energy supply. As such there is a huge need for the conservation of energy.

Therefore, the government attempt to increase energy efficiency is carried on by American Council for an Energy Efficient Economy.

Learn more about energy: https://brainly.com/question/1932868

In basketball when you are passing, you should step into the pass with the
(1 point)
foot?

Answers

Answer:

Yes you should step into the pass with your dominant foot.

Explanation:

Seeds are produced during sexual reproduction. Describe one function of the seeds produced by plants

Answers

Off springs are created

Answer:

they (the offsprings) grow into new plants

Explanation:

Someone please help ASAP please

Answers

Answer:

is D ------------------------

D. There is a 25% chance of short offspring.

what are important of some natural things ​

Answers

Answer:

Because it helps us by different ways.Like forests helps us by taking carbon dioxide and by throwing out Oxygen. Water helps us in different types of household works like cooking,bathing, e.t.c

Answer:

mostly natural things are the base for our man made stuff..so without natural things no made made things would exist

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which of the following is the name of a type of chromosomal nutation AND a type of gene mutation

Answers

Answer:

Anually speakin this should be a mutation if it is in science.

Explanation:

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