Getting vaccinated to certain viruses can be effective in preventing the onset of viral infections in humans. The correct option to this question is B.
The spread of respiratory diseases can be stopped by frequently washing your hands, covering your mouth and nose while coughing or sneezing, and avoiding contact with infected persons. Disinfecting hard surfaces and avoiding touching your mouth, nose, or eyes also contribute.
Treatments for the majority of viral illnesses only provide temporary relief from symptoms while you wait for your immune system to eradicate the virus. Viral infections cannot be treated with antibiotics. Antiviral medications are available to treat several viral infections. Numerous viral infections can be stayed away from with the aid of vaccinations.
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Complete question : Which of the following processes can be effective in preventing the onset of viral infection in humans?
A) taking vitamins before being exposed to various viruses
B) getting vaccinated to certain viruses
C) taking antibiotics to inhibit bacterial growth
D) taking drugs that inhibit transcription
Students wrote down four different science project ideas for heat transfer investigations.
Which project idea is an investigation about heat transfer through conduction?
Question 7 options:
Project Idea A
Place a thermometer 10 cm from an identified heat source.
Place a second thermometer 50 cm from the heat source.
Place a third thermometer 100 cm from the heat source.
Record the temperature of each thermometer.
Turn on the heat source.
Record the temperature of each thermometer after 2 minutes, 3 minutes, and 4 minutes.
Project Idea B
Hold a pinwheel 30 cm above a hear source.
Make observations about the movement of the pinwheel.
Hold the pinwheel 60 cm away from the same heat sources.
Make observations about the movement of the pinwheel.
Compare observations.
Project Idea C
Poke a hole into the side of a shoebox.
Insert a thermometer through the hole.
Cover the shoebox with white paper.
Record the temperature.
Turn on light over the shoebox.
Record the temperature after 2 minutes and 5 minutes.
Project Idea D
Record the surface temperature of a strip of aluminum, a thin strip of wood, and a strip of plastic.
Place all three materials in a preheated frying pan.
After two minutes remove each material from the pan.
Record the surface temperature of each material.
Answer: D
Explanation:
Project Idea D
Although the total distance the impulse travels in the reflex arc is less than 3
metres. the time taken is more than 0.04 seconds. Suggest why the time taken is
more than expected.
Although the total distance the impulse travels in the reflex arc is less than 3 meters. the time taken is more than 0.04 seconds and the time taken is more than expected because of Synapses or due to gaps between neurons.
Diagram displays the whole reflex arcs from the tip of the finger to the spinal cord and then back out to a closer muscle, possibly in the forearm or the arm. Because the signal doesn't have to go all the way back to the finger, the total distance is less than 3 meters. Considering that it just travels back a portion of the way, less than 3 meters, it takes. Let's see, it takes more than twice as long, therefore the query makes us think about why the delay. Where is the hold-up what is happening there, and the key to this is that the gray matter of the spinal cord doesn't truly contain mylin, despite the fact that we said it- accelerates electrical conduction through the axon in the nerves of the extremities. Mylin has a whitish color, which contributes to the white matter's appearance of whitishness. Thus, the electrical signal becomes slower.
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what makes this meal unbalanced
Answer:
The correct answers are:
protein serving is too large
grains are not represented
and the vegetable serving should be larger.
Explanation:
The scientific name for the domestic cat is Felis catis. What part of this name is the Genus name? O Felis O catus O Canis O familiaris
Where do heterotrophs get phosphorus from?
Answer:
Heterotrophs get phosphorus from plants and other autotrophs.
4. Where was the highest concentration of sugar
molecules - inside or outside the visking tubing?
What needs to happen to the atoms in order to change oxygen and hydrogen gas into water?
Answer:
The actual reaction to make water is a bit more complicated: 2H2 + O2 = 2H2O + Energy. In English, the equation says: To produce two molecules of water (H2O), two molecules of diatomic hydrogen (H2) must be combined with one molecule of diatomic oxygen (O2). Energy will be released in the process.
Explanation:
Question:
Which of the following forms of transport uses ATP directly?
Answer: CORRECT (SELECTED)
Active transport.
Explanation:
Active transport requires the use of energy (usually in the form of AT
Answer:mitosis or osmosis
Explanation:hope this helps
describe how impulse are transmitted across a synapse
A tiny electric message moves through a long part of a brain cell called the axon. When a message goes to the end of a nerve, it sends chemicals called neurotransmitters. These substances move through a tiny gap and attach to special parts of another nerve cell's outer covering.
What are the impulse?Messages called impulses are sent from one nerve cell to another through a connection called a synapse. This process is called synaptic transmission. Synapses are connections between nerve cells or between nerve cells and other cells, like muscles or glands.
The neuron sending the signal is called the presynaptic neuron. When a signal travels down a nerve cell, it causes little sacs called vesicles to release chemicals called neurotransmitters.
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Which of the following value chain activities involves collecting, storing, and physically distributing the product to buyers?
a. outbound logistics
b. Inbound Logistics
c. industrial products
Collecting, storing, and physically delivering the product to customers are all part of outbound logistics. The best choice is A.
The main focus of outbound logistics is the demand side of the supply-demand relationship. The process involves keeping goods in storage and getting them to the consumer or other end user. The phases include order fulfillment, packing, shipping, delivery, and customer assistance related to delivery.
On the other hand, outbound logistics transport finished goods from a business to the final customer or consumer. Operations in inbound logistics transport stock, raw materials, or supplies from a supplier to a business.
Inbound sales occur when a potential customer or lead contacts your business to learn more about a product or service.
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It’s the 3rd questions please help I don’t understand this
what is a good answer to ape theory
In fruit flies, curved wings are recessive to straight wings, and ebony body is recessive to gray body. A cross was made between flies (all true-breeding) with curved wings and gray bodies to flies with straight wings and ebony bodies. The F1 offspring were then testcrossed to produce an F2 generation. The following data were obtained: F2 generation: -104 curved wings, ebony body -106 curved wings, gray body -98 straight wings, gray body -92 straight wings, ebony body With a null hypothesis based on independent assortment, what are the expected values for each class of flies (400 total flies)
To know if two genes are linked or assort independently, a testcross can be performed. If the progeny distribution differes from the expected ratio, they are linked. Extected numbers: -100 curved wings, ebony body -100 curved wings, gray body -100 straight wings, gray body -100 straight wings, ebony body.
How are independent and linked genes transmitted?
Independent assortment law establishes that the alleles from two or more different genes distribute independently from each other in gametes.
Each gamete receives an allele from a gene that does not depend on nor influence another gene's allele in the same gamete. This event only occurs in independent genes. These genes segregate independently after crossing over because they are far away from each other.
Some other genes, however, are too close to each other, and they do not segregate independently. These are the linked genes. They do not exhibit an independent distribution, and they are inherited together more frequently.
To know if two genes are linked, we must observe the progeny distribution.
If heterozygous individuals, whos genes assort independently, are test crossed, they produce a progeny with equal phenotypic frequencies 1:1:1:1. If we observe a different distribution, that is that phenotypes appear in different proportions, we can assume that genes are linked in the double heterozygote parent.In the exposed example,
curved wings (s) are recessive to straight wings (S), ebony body (g) is recessive to gray body (G).1st Cross: flies with curved wings and gray bodies to flies with straight wings and ebony bodies.
Parentals) ss GG x SS gg
F1) 100% Ss Gg
2nd cross: F1 individuals testcrossed
Parentals) Ss Gg x ss gg
F2)
104 curved wings, ebony body ⇒ ss gg106 curved wings, gray body ⇒ ss G-98 straight wings, gray body ⇒ S- G-92 straight wings, ebony body ⇒ S- ggTotal number of individuals: 400
Hypothesis: Both genes assort independently from each other.
We need to give the expected values. As said before, the expected ratio is 1:1:1:1 ⇒ 4/16 Ss Gg : 4/16 Ss gg : 4/16 ss Gg : 4/16 ss gg
16 possible genotypes --------------- 400 individuals
4 Ss Gg ----------------------------------- X = 100 individuals
4 Ss gg ----------------------------------- X = 100 individuals
4 ss Gg ----------------------------------- X = 100 individuals
4 ss gg ----------------------------------- X = 100 individuals
The expected numbers are
100 flies with curved wings, ebony body, ss gg100 flies with curved wings, gray body, ss Gg100 flies with straight wings, gray body, Ss Gg 100 flies with straight wings, ebony body, Ss ggYou can learn more about linked genes at
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A black cat and a white cat have four black kittens in the F1 generation. In the F2
generation, there are three black kittens and one white kitten. Explain how the Fz
generation proves that genetic information passes unchanged
from one generation to the
next,
even when a specific trait is not exhibited.
The white cat is the recessive allele w, while the black cat is the dominant allele B. However, in the f1 generation, the dominant allele concealed the recessive features, but they are heterologous dominant, i.e. BBww in f2 second filial generation: Bw x Bw.
There are three black kittens and one white kitten when f2 second filial generation offspring are crosslets. Consider the genotype of white cat WW and black cat as BB in the first generation as it's given in question all the offspring of f1 generation are black giving a hint that black is dominant over white.
Now genotype of f1 offspring is wB now in the second filial generation where 2 offspring of f1 crossed the resultant offspring is 3 black kittens and 1 white kitten. second filial generation is the second filial generation of the offspring produced by inbreeding F1 people, whereas F1 generation refers to the first filial generation of the offspring from the parents. hence, the results are BB, Bw, Bw, and ww.
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Select the correct labels on the image.
Which organelles in a plant cell are involved in converting food to energy during cellular respiration?
Membrance
Golgi
apparatus
Chloroplast
PLANT CELL
Rough
endoplasmic
reticulum
Cell wall
Ribosomes
O
Cytoplasm
Vacuole
Mitochondrion
Perixosome
Nucleus
Answer:It Mitochondrion
Explanation:
Dead cells which remain at the center of the stem are called
•pith
•bark
Answer:
Pith
Explanation:
took it before
. Mushroom is under............
i. Genus
ii. Donail
iii. Taxonomy
iv. Species
Answer:
Mushrooms are classified under the categories of "Genus" and "Species" in taxonomy. The genus refers to a group or category that includes closely related species, while the species represents a specific type or kind of organism. So, the correct options for mushrooms would be "i. Genus" and "iv. Species."
What Is true of all eukaryotes?
A. They are made up of many cells.
B. They are either animals or plants.
C. Their cells have nuclei.
D. They carry out photosynthesis.
Answer:
The answer is C. Their cells have nuclei.
If you were a nanobot the size of a red blood cell, you would see a lot of one trip around the body. What would you see? Where would you go?
needs 8-10 sentences
I need this so bad pls help
Answer:
As a nanobot the size of a red blood cell, I would have a very unique perspective on the human body. My first stop would be the heart, where I would witness the powerful pumping action that propels me and my fellow red blood cells through the blood vessels. As I travel through the arteries and veins, I would encounter a variety of different tissues and organs, each with their own specialized functions.
In the lungs, I would see the exchange of oxygen and carbon dioxide that occurs during respiration. I would also pass through the kidneys, where I would observe the filtration and removal of waste products from the blood. In the liver, I would witness the breakdown of toxins and the production of bile to aid in digestion.
As I continue my journey through the circulatory system, I would encounter the immune system in action, as white blood cells attack invading pathogens. I would also pass through the brain, where I would see the intricate network of blood vessels that supply oxygen and nutrients to this vital organ.
In my travels, I may encounter other nanobots like myself, programmed to perform specific tasks like repairing damaged tissues or delivering drugs to targeted areas of the body. It would be a fascinating and endlessly varied journey, full of wonders and challenges. But as a nanobot, my primary goal would always be to contribute to the health and wellbeing of the human host that I am privileged to serve.
Explanation:
Compare and contrast the cell structures / organelles found in plant and animal cells.
list 3 organelle/structures plant and animal cells have that are the same (BOTH plant and animal cells have these organelles)
list 2 organelles/structures plant cell have that animal cells do NOT have (make sure to identify that plant cells have them)
NEED Answers ASAP!!
Answer:
Explanation:
some things that both of them have are:
cell membrane, nucleus, mitochondria, and vacuoles.
Some things that plant cells have only:
cell wall, large central vacuole, plastids, chloroplasts
Which of the following organs does NOT aid in reproduction?
ovaries
penis
urinary bladder
vagina
Answer:
urinary bladder does not help in reproduction
Answer:
urinary bladder
Explanation:
its urinary bladder because it doesn't help in reproducing and its only use is for going to the bathroom.
If a star has a lower surface temperature than another star but it's just as bright what does that suggest about its size
Answer:
its a big star?
Explanation:
its a big star?
PLZ ANSWER ASAP
True or false?
Mercury orbits the Sun at more than ten times the speed of Neptune.
Answer: Yes, this is true.
Explanation: It only takes 88 days for Mercury to orbit around the sun. No other planet travels around the sun faster.
Which of the following is not part of Darwin’s theory of natural selection?
A. Organisms produce more offspring than can survive in nature.
B. Over time, individuals with advantageous variations make up most of the population.
C. Some individuals in a population have useful variations that are passed on to their offspring.
D. Species can go into extinction if they cannot adapt to their environment.
I think the answer is option D
D ) species can go into extinction if they cannot adapt to their environment
are all experiments designed the same way?
Answer:
Design of Experiments (DOE) is also referred to as Designed Experiments or Experimental Design - all of the terms have the same meaning. Experimental design can be used at the point of greatest leverage to reduce design costs by speeding up the design process, reducing late engineering design changes, and reducing product material and labor complexity.
what would happen if we could breath solids
Answer:
it may leads to exothermic process in your body and we can die
Answer: We would die
Explanation:
I’ll mark brainliest!
Can you check if this is right?
Answer:
its motion is the correct answer
Explanation:
Explain the process that creates wind.
Answer:
Winds are caused by differences in air pressure. Unequal heating of Earth’s surface creates areas of different pressure. Cooler areas have higher air pressure. Warmer areas have lower pressure. This causes air to move from high pressure to low pressure. This movement is the wind we feel.
Answer:
Wind is air in motion. It is produced by the uneven heating of the earths surface by the sun. since the earths surface is made of a various land and water formations, it absorbs the sun's radiation unevenly. Two factors are necessary to specify wind which is speed and direction.
Explanation:
When a rock transforms into another type of rock, what is the scale at which these changes are occurring?
A. The changes are physical only; the rocks are the same rocks, they just look different
B. At the subatomic level; the rocks atoms are gaining and losing subatomic particles and changing.
C. At the molecular level; the rocks are forming new bonds and becoming something new
D. At the atomic level; the rocks are becoming new rocks and changing on an atomic level.
When a rock transforms into another type of rock, the scale at which these changes are occurring is at the atomic level, which is option D.
Rocks are composed of minerals, which are made up of different combinations of atoms. During the process of rock transformation, such as through the geological processes of metamorphism or igneous activity, the arrangement and composition of the atoms within the minerals change. This leads to the formation of new minerals and the alteration of the rock's properties.
At the atomic level, the atoms within the minerals may rearrange themselves, forming new bonds and crystal structures.
This can result in changes in the physical characteristics of the rock, such as its texture, color, or mineral composition.
The transformation may involve the loss or gain of atoms, leading to changes in the overall chemical composition of the rock.
Therefore, the changes occurring when a rock transforms into another type of rock primarily occur at the atomic level, as the atoms within the minerals undergo reorganization and bonding to create a new rock with distinct properties.
Therefore, the correct answer is D.
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Place the pieces on the appropriate spot on the diagram.
32c
32f
212f
100f
212c