which term describes the ability of a microorganism to produce substances that alter host cell metabolism in a negative way?
Answers
The term that describes the ability of a microorganism to produce substances that alter host cell metabolism in a negative way is "virulence."
Virulence factors are substances or mechanisms produced by microorganisms that allow them to cause disease or harm the host. These factors can include toxins, enzymes that degrade host tissues, adhesins that allow the microorganism to attach to host cells, and immune evasion mechanisms that allow the microorganism to avoid detection and destruction by the host immune system. By producing these virulence factors, microorganisms can disrupt normal host cell metabolism and cause a variety of negative effects that contribute to disease.
Virulence is a term that describes the ability of a microorganism to cause disease in a host. Virulence factors are the specific substances or mechanisms produced by the microorganism that contribute to its ability to cause disease or harm the host. These factors can vary widely between different microorganisms, but they generally fall into a few broad categories.
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Related Questions
magine a white bug and a brown bug on a brown rock. Which bug do you think a bird would most likely try to catch? Explain your choice.
Answers
white
Explanation:
the white bug is lighter so the bird will most likely to go for it
Which is NOT one of the four main characteristics that scientists use to
classify organisms?
A.The number of cells
B.The presence of a nucleus
C.Mode of reproduction
D.The color and texture
Answers
Answer:
Explanation: D
They usually focus on the most importants parts of their experiment, color and texture wouldn't apply to it.
Phase Two: Match neurodevelopmental and neurocognitive disorders term to patient scenarios Patient photo Janet Burk lives at Fairview group home and is unable to perform her activities of daily living independently. She requires close supervision.
Answers
Intellectually Disabled-Profound. So, she requires close supervision.
What about intellectually disabled profound?Delays in development that are significant.It has limited communication skills but can understand speech. Capable of picking up daily habits perhaps learn very basic self-care. In social settings, needs close monitoring. Piaget's Sensorimotor Stage.Four categories—mild intellectual disability, moderate intellectual disability, severe intellectual disability, and profound intellectual disability—are used by experts to group the different types of cognitive impairment.These people need constant monitoring, assistance with self-care, and are unable to live freely. They frequently have physical restrictions and a very restricted capacity for communication.Learn more about intellectually disabled profound here:
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What are some traits you spot on this monster?
Answers
Answer:
multiple eyes, low mouth, big feet, high arms, short tail
Explanation:
Which of the following will conjugation occur in?
animals
flowers
protozoa
trees?
Answers
Answer:
protozoa
Explanation:
Answer:
Protozoa
Explanation:
Just give the other dude brainlist bc he got here first. <3
Carbon does not contribute much to the energy needs on Earth?
A.True
B.False
Answers
Answer:
False
Explanation:
Carbon-Based Fuels Dominate Global Energy Use
Crude oil, coal, and natural gas supply about 85% of the energy used in the world.
please answer this for me
Answers
Answer:
Plants
Explanation:
In plant cells, the vacuoles are much larger than in animal cells
The table shows which mRNA codons code for various amino acids.
Which amino acid sequence will be produced by translation of the
mRNA sequence UAC UCU ACC?
Select one:
a. Tyr - Ser - Thr
b. Thr - Ser - Tyr
c. Asn - Pro - Thr
d. Thr - Pro - Asn
Answers
Answer: A
Explanation:
UAC = Tyr
UCU = Ser
ACC = Thr
So the polypeptide chain corresponds to A
Genes contain specific instructions for how to make(1 point)
nucleotides.
proteins.
gametes.
carbon.
Question 2
A) Epigenetic changes are generally(1 point)
not heritable genetic changes that are specific to an individual.
heritable "on/off switches" for gene sequences due to environmental factors.
not heritable changes in gene structure of a population.
heritable changes in genetic sequences of a population.
Question 3
A) Meiosis produces(1 point)
hydrogen molecules
RNA
skin cells
gamete cells
Question 4
A) Which factor could increase the possibility of mutations in your offspring?(1 point)
nothing because mutations are not inherited
having a mutation on a non-gamete cell
smoking tobacco
nothing because mutations are random
Question 5
A) Epigenetics are different than mutations in that mutations:(1 point)
can be inherited
can change traits
cannot be inherited
can change DNA sequences
Answers
Answer:
1. proteins
2. heritable on/off switches for gene sequences due to environmental factors
3. gamete cells
4. smoking tobacco
5. can change DNA sequences
1. Genes contain specific instructions for how to make proteins.
Some genes contains information to make proteins.
2. Epigenetic changes are generally heritable "on/off switches" for gene sequences due to environmental factors.
Epigenetics is defined as the study of the behaviors and the environment which can cause changes in the way that genes work.
3. Meiosis produces gamete cells.
Meiosis is defined as a cell division process which lowers the chromosomes cell number in the parent by half and also produces four gamete cells.
4. Smoking tobacco increase the possibility of mutations in your offspring.
Mutation is a alteration or change in the DNA. Consuming tobacco may lead to changes in the chromosome patterns in the DNA.
5. Epigenetics are different than mutations in that mutations can change DNA sequences.
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What factor affects the temperature of ocean water?
Answers
Answer:
The following factors affect the distribution of temperature of ocean water: (1) Latitudes: The temperature of surface water decreases from equator towards the poles because the sun’s rays become more and more slanting and thus the amount of insolation decreases poleward accordingly.
Explanation:
Answer:
Depth
Explanation:
The ocean has three layers from the top to bottom containing different temperatures. The first layer is of warm oceanic water approximately 500 m think containing temperatures of about 20 degrees Celsius to 25 degrees Celsius. The second layer is the thermocline layer characterized by a decreasing temperature with increased depth. The last layer is that of very cold temperature that extends to the deep ocean floor. There are other factors which affect the distribution of temperature of ocean water which include: latitudes, unequal distribution of land and water, prevailing wind and ocean currents.
What would happen to a cell that did not have any smooth endoplasmic reticulum?
Answers
The smooth endoplasmic reticulum is crucial for lipid synthesis. The organelle responsible for the synthesis of biomolecules is known as the smooth endoplasmic reticulum (SER). There won't be any lipid creation if SER is missing from the cell.
'What is SER and its functions?'
Most eukaryotic cells have the smooth endoplasmic reticulum (smooth ER), a membrane organelle. It is a portion of the endoplasmic reticulum's endomembrane system. The synthesis of lipids, the production of steroid hormones, the removal of toxic metabolic waste products, and the storage and utilization of calcium ions within the cell are its primary tasks. The absence of membrane-bound ribosomes sets the smooth ER apart from the other endoplasmic reticulum regions. This organelle is particularly distinctive physically and frequently consists of tubular organelles termed cisternae.
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Which changes will MOST likely have a negative effect on an ecosystem?
A. creating a nature sanctuary
B. planting a tree
C. adding a freshwater source.
D. building a road
Answers
Answer:
building roads
Explanation:
roads occupy land resources and form barriers to animals. They can also cause adverse impacts on natural water resources and discharge areas. The three most damaging effects of road construction and management are noise, dust and vibrations etc.
Importance of photosynthesis
Answers
Answer:
Photosynthesis is important to living organisms because it is the number one source of oxygen in the atmosphere. Without photosynthesis, the carbon cycle could not occur, oxygen-requiring life would not survive and plants would die. Green plants and trees use photosynthesis to make food from sunlight, carbon dioxide and water in the atmosphere: It is their primary source of energy. The importance of photosynthesis in our life is the oxygen it produces. Without photosynthesis there would be little to no oxygen on the planet.
Explanation:
It is the number one source of oxygen in the atmosphere.
It contributes to the carbon cycle between the earth, the oceans, plants and animals.
It contributes to the symbiotic relationship between plants, humans and animals.
It directly or indirectly affects most life on Earth.
It serves as the primary energy process for most trees and plants
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1. Explain acid deposition. Your explanation should include the following:
• The sources of acid deposition
• The chemical equations involved in acid deposition formation
• An explanation of the types of acid deposition
• A discussion of the effects of acid deposition
• A drawing that shows the sources, formation, and precipitation of acid deposition
Answers
Acid deposition, also known as acid rain or acid precipitation, refers to the deposition of acidic substances from the atmosphere onto the Earth's surface. It is primarily caused by emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx) from human activities, particularly the burning of fossil fuels such as coal and oil in power plants, industrial processes, and vehicle emissions.
The chemical equations involved in acid deposition formation are as follows:
1. Formation of sulfuric acid (H2SO4):SO2 (sulfur dioxide) + O2 (oxygen) + H2O (water) → H2SO4 (sulfuric acid)
2. Formation of nitric acid (HNO3):NOx (nitrogen oxides) + OH (hydroxyl radical) → HNO3 (nitric acid)
Acid deposition can occur in two main forms: wet deposition and dry deposition.
1. Wet deposition: This occurs when acidic compounds in the atmosphere combine with water vapor to form acids that are then brought down to the Earth's surface through precipitation, such as rain, snow, sleet, or fog.2. Dry deposition: In this form, acidic compounds settle directly onto the Earth's surface without the involvement of precipitation. These compounds can be in the form of gases, particles, or dust, which are deposited onto plants, buildings, soil, and water bodies.The effects of acid deposition can be significant and wide-ranging:
1. Environmental impact: Acid deposition can acidify soil and bodies of water, leading to detrimental effects on aquatic ecosystems and plant life. It can harm fish, amphibians, and other aquatic organisms, as well as affect the pH levels and nutrient availability in soil, hindering plant growth.2. Damage to infrastructure: Acidic substances in acid deposition can corrode and damage buildings, statues, bridges, and other structures made of materials such as limestone, marble, and metals.3. Human health concerns: Acid deposition does not directly pose a significant health risk to humans. However, the pollutants that contribute to acid deposition, such as sulfur dioxide and nitrogen oxides, can contribute to respiratory problems and aggravate existing respiratory conditions in susceptible individuals.\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
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when a man has an allele combination ww for a trait, what percentage of his gametes will have a dominant allele for that trait?
Answers
Answer:
0%
Explanation:
The man is homozygous recessive for his trait. ( Since you have used small letters for the genotype I am assuming it to be recessive) . At the time of gamete formation each gamete will get one of the two alleles according to Mendel's law of Segregation as w and w . So both the gametes will receive recessive allele.Hope this helps!
Can someone please help me fill this out rq
Answers
Can you please help me with this
Answers
Answer:
Phospholipid. look at the picture. you will see that the cell membrane is composed of a phospholipid bylair.
Most familiar types of mushrooms, along with puffballs and shelf fungi, are:
a) Basidiomycetes
b) Ascomycetes
c) Zygomycetes
d) Deuteromycetes
Answers
The most familiar types of mushrooms, along with puffballs and shelf fungi, are Basidiomycetes. The answer is (A).
Basidiomycetes are a group of fungi that includes the majority of familiar mushrooms. Basidiomycetes are recognized by the presence of a characteristic multicellular structure called a basidium, which is the site of spore formation. They reproduce sexually through the formation of basidia, which produce basidiospores.
They are also known as club fungi because their spore-bearing structures, called basidia, have a club-like shape. Mushrooms, puffballs, stinkhorns, bracket fungi, earthstars, jelly fungi, and bird’s nest fungi are all examples of Basidiomycetes. So, option (a) Basidiomycetes is the correct answer.
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What’s the product of 3 2/3 and 14 2/5
Answers
Answer:
52.8
Explanation:
so make the mixed numbers into improper fractions.
which are 11/4 and 72/5. after that, multiply together by multiplying the numerator and denominator together.
The diagram shows a planet orbiting the Sun. Fill in each box with the statement that best describes each part of the diagram.
direction of gravitational
pull of the Sun on the planet
the planet’s resultant
orbital path
direction of the planet's
velocity and momentum
Answers
Answer:
direction of gravitational pull of the Sun on the planet
Explanation:
A planet orbiting or revolving around the sun due to gravitational force of the Sun on the planet which attracts the planet and compel the planets to move in a circular path. If this force of gravity is not applied on the planets, the planets will move in a straight line instead of circular direction so gravitational pull of the Sun on the planet is very necessary for moving planets in a circular path.
Answer: Here is a picture of the answere for a better perspective.
the breaking of a large organic molecule into smaller individual subunits involves multiple ________.
Answers
The breaking of a large organic molecule into smaller individual subunits involves multiple hydrolysis reactions.
HYDROLYSIS:Hydrolysis is a type of reaction in which water is used as a reactant to break down chemical bonds of a large molecule.
As the name implies: hydro meaning water and lysis meaning break down. Larger molecules are disintegrated into two or more simpler molecules by reacting with water.
Therefore, it can be said that the breaking of a large organic molecule into smaller individual subunits involves multiple hydrolysis reactions.
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What are California's major mineral resources
Answers
Answer:
The term mineral resources includes minerals plus various types of rocks and sediment it also includes products made from these materials. California's major mineral resources include sand, gravel, crushed stone, building stone, gold, silver, iron, evaporite minerals, and clay.
Explanation:
Suppose you have monohybrid pea plants in your garden and find that they produce round seed to wrinkled seeds in the ratio of 3:1. If the allele are designated (R & r) respectively, what is the probable Phenotype of the parents?
Answers
Answer:
The parents are probably both phenotypically round-seeded with genotypes (Rr) each.
Explanation:
According to the question, a monohybrid cross involving a single gene coding for seed shape in pea plants is the case here. The allele for round seeds is R while allele for wrinkled seeds is r. The "R" allele is dominant over the "r" allele i.e. the phenotypic expression of r will be masked by R in a heterozygous state.
In order to get a ratio 3:1 of round seeds to wrinkled seeds offsprings, the parents will probably both have an Rr genotype, which is phenotypically round-seeded considering that round seeds (R) is dominant over wrinked seeds (r).
As seen in the punnet square attached as an image, four possible offsprings will be produced from a cross between parents Rr × Rr. The possible offsprings will have genotypes: RR, Rr, Rr, and rr.
RR, Rr, Rr are phenotypically round-seeded (3)
rr is phenotypically wrinkled-seeded (1).
Hence, the ratio 3 round seeds : 1 wrinkled seeds will be probably produced by parents with round seeds (Rr).
predict the evolutionary based on their structures
Answers
help meeeeeeeeeeeeeeee pleaseeeeeeehelp meeeeeeeeeeeeeeee pleaseeeeeeehelp meeeeeeeeeeeeeeee pleaseeeeeeehelp meeeeeeeeeeeeeeee pleaseeeeeeehelp meeeeeeeeeeeeeeee pleaseeeeeeehelp meeeeeeeeeeeeeeee pleaseeeeeee
Answers
Answer:
1. C
2. A
3. B
100% right
Explanation:
1.D
2.A
3.B
I hope it's useful
Does vegetative reproduction promote or discourage genetic variations? Why or why not?
Answers
Vegetative or clonal reproduction discourages the genetic variations because clonal reproduction shows negligible genetic variation as it forms clones of its parents and no significant DNA variation takes place in this case.
What is genetic variation?
The word "genetic variety" refers to the differences in the DNA sequence that make up each of our genomes. Whether it's our skin color, hair color, or even the shape of our faces, genetic variety is what gives each of us our individuality.
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In a bacterial cell the enzymes involved in glycolysis are located.
Answers
In a bacterial cell the enzymes involved in glycolysis are located in the CYTOPLASM
·Is home to the Great Sphinx, the Pyramids of Giza, and the Nile river. ·Was home to the Mali Empire, the Songhai Empire, and the Nubian Empire. ·Was the birthplace of the Swahili culture and language. ·Is the location of the Sahara and Kalahari deserts. Which cultural group is being described by these statements?
Answers
The cultural group described by the following statements is Africa. These statements about Africa highlight its cultural, historical, geographical, and natural significance.
Africa is the world's second-largest continent, with a population of around 1.2 billion people. Africa is the birthplace of humanity and is endowed with a rich and diverse culture. Africa is a continent with a long and varied history. Africa has had some of the world's most powerful civilizations, including the Mali Empire, the Songhai Empire, and the Nubian Empire.
Africa has also contributed significantly to the world's cultural heritage. The Swahili culture and language, for example, have their origins in East Africa. It is also the location of the Sahara and Kalahari deserts, as well as the Great Sphinx, the Pyramids of Giza, and the Nile River. These are all significant cultural and geographical landmarks of Africa. Therefore, Africa is the cultural group being described by these statements.
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a bomb calorimeter can provide a close approximation for the amount of energy that will be produced by the body through the process of metabolism. State True or False your answer:
a. True
b. False
Answers
The quantity of energy that the body will create during the course of metabolism may be roughly estimated using a bomb calorimeter. It is accurate to say this.
Is a fast metabolism healthy?A high metabolism provides advantages since it causes a person to burn calories more quickly than someone with a thyroid imbalance. However, a quick metabolism might make it difficult to put on weight or keep up a balanced diet.
Why does the metabolism move slowly?A slow metabolism is caused by a variety of factors, including decreased activity, muscle loss, and internal organ aging. Fortunately, there are several strategies available to prevent aging from affecting your metabolism.
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a student set up an experiment to show that carbon dioxide is consumed by elodea plants during photosynthesis. she filled two test tubes with distilled water and placed a piece of elodea in each of the tubes. she added a drop of phenol red, which turns red in a basic solution and yellow in an acidic solution. she blew in each tube to add carbon dioxide, which caused the distilled water to become more acidic so the phenol red turned yellow. she wrapped tube a in aluminum foil and left tube b exposed to the light. what is the dependent variable in this experiment?
Answers
A student set up an experiment to show that carbon dioxide is consumed by elodea plants during photosynthesis. She filled two test tubes with distilled water and placed a piece of elodea in each. She added a drop of phenol red, which turns red in alkaline solutions and yellow in acidic solutions. She blew into each tube to add carbon dioxide, which caused the distilled water to become more acidic so that the phenol red turned yellow. She wrapped tube a in aluminum foil and exposed tube b to the light. The dependent variable in this experiment is the change in pH
A research variable is something that is used as a trait or characteristic obtained from research on a certain concept of understanding set by the researcher to be studied so that information about it is obtained, then conclusions are drawn.
The dependent variable is what is being measured in the experiment, and is the result of changes in the independent variable. The dependent variable cannot exist without the independent variable. In the experiment above, the dependent variable is the change in pH to become more acidic after the addition of carbon dioxide causes the distilled water to become more acidic.
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