Answer:
B,C, and E
Explanation:
Just did it on usatestprep
According to the question, Fusion produces much more energy than fission. Fusion is the source of nucleosynthesis in stars.
Fusion is the process that supplies the energy we receive from the Sun.
What are the 2 processes that produce nuclear energy?There are two fundamental nuclear processes considered for energy production: fission and fusion.
Fission is the energetic splitting of large atoms such as Uranium or Plutonium into two smaller atoms, called fission products. To split an atom, you have to hit it with a neutron.
Thus, option "B" is correct.
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5. What are virus hoaxes? Why are the hoaxes sometimes more dangerous than an actual virus?
Answer:
An actual computer virus is a malicious software, often known as malware, that can harm a computer and its users.
Virus hoaxes are false or misleading information about viruses that circulate through various communication channels.
They can be more dangerous than actual viruses due to their ability to spread quickly, cause panic, and undermine effective public health measures.
Virus hoaxes are deceptive messages or claims that often exaggerate the severity or impact of a particular virus. They can be spread through social media, email chains, or word of mouth. These hoaxes may include misinformation about symptoms, transmission methods, or false remedies, leading people to take ineffective or even harmful actions.
What makes virus hoaxes particularly dangerous is their potential to create panic and misinformation at a rapid pace. The viral nature of social media and other communication platforms allows these hoaxes to reach a wide audience within a short period. As a result, people may make decisions based on false information, such as avoiding necessary medical treatment, taking unnecessary precautions, or spreading fear and misinformation to others.
Moreover, virus hoaxes can undermine public health efforts by diverting attention and resources from legitimate preventive measures. They can erode trust in healthcare authorities and disrupt the dissemination of accurate information, making it harder for individuals to make informed decisions and follow recommended guidelines.
This can have severe consequences, especially during outbreaks or pandemics, where timely and accurate information is crucial for public safety. Therefore, it is essential to verify the credibility of information and rely on trusted sources to mitigate the risks associated with virus hoaxes.
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How many calories do proteins have?
Answer:
One gram of protein has 4Kcal of calories. Proteins should represent between 10 and 15% of daily energy intake. An adult needs daily 0.8 grams of protein per kilogram of body weight. Children, pregnant women, nursing mothers, athletes, and older adults need a little more protein.
Explanation:
The rotating propeller of an airplane makes a very good gyroscope and thus has similar properties. In a prop driven airplane, a decrease in pitch attitude results in?
In a propeller-driven airplane, a decrease in pitch attitude refers to the nose of the airplane being lowered, or the airplane transitioning to a more level or downward trajectory.
When the pitch attitude decreases, it affects the airflow over the rotating propeller, which in turn influences the gyroscope-like properties of the propeller. The propeller of an airplane acts as a gyroscope due to its rotational motion. As such, it possesses gyroscopic stability, meaning it resists changes in its plane of rotation. When the pitch attitude decreases, the forces acting on the propeller change, leading to a couple of effects: Precession: Gyroscopes exhibit a phenomenon called precession, which causes any applied force to be felt 90 degrees later in the direction of rotation. When the pitch attitude decreases, it applies a force on the propeller that is perpendicular to the plane of rotation. This force is precessed 90 degrees in the direction of rotation, resulting in a change in the yaw attitude of the airplane. Torque effect: The rotational motion of the propeller generates a torque, known as torque effect or P-factor, which tends to cause the airplane to yaw to the left (assuming a clockwise rotating propeller when viewed from the cockpit). When the pitch attitude decreases, it alters the balance of the torque effect, potentially affecting the yawing motion of the aircraft.
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The interference pattern seen when light passes through narrow, closely spaced slits, is due to.
The interference pattern seen when light passes through narrow, closely spaced slits, is due to Diffraction:
Diffraction is a light phenomenon that occurs when light strikes an impediment or travels through the slit. This results in a light pattern known as interference.
When light goes through a slit or hits an object, it creates a series of patterns known as interference patterns. The light bends through the corners of the barriers or passes through a slit that might behave as an obstruction. The pattern is caused by the diffraction phenomenon and involves the form of the slit in it. Diffraction is the sole phenomena that causes interference patterns, rather than reflection, refraction, dispersion, or deflection. Thomas Young's work on limited double-slit geometry produced observable interference effects and was the basis for diffraction.
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bacteria and other microbes can be used to clean up
Bacteria and other microbes can be utilized in the process of cleaning up pollutants. There are various bacteria and other microorganisms present that can breakdown and digest contaminants.
Bioremediation- It is a technique of using microorganisms such as bacteria, algae, and fungi to degrade the environmental contaminants to less toxic or non-toxic forms. The use of microorganisms to remove or neutralize environmental pollutants is known as bioremediation. Bioremediation is the natural process of using living organisms to break down and clean up polluted materials.
Bioaugmentation - It is a technique of adding a specific group of microorganisms to contaminated environments. It is based on the inoculation of the polluted site with microorganisms with the aim of accelerating the degradation of the contaminants. The microorganisms used for bioaugmentation are Bioremediation is a more natural and cost-effective way of degrading environmental pollutants. It can be used in a variety of environmental conditions and requires fewer external inputs. Bioaugmentation is a relatively new process, and research is still underway to determine its full potential. Both techniques have their strengths and weaknesses, and the choice of technique will depend on the type of pollutant and the conditions of the site.
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Where in the world is HIV most prevalent?
Answer:
Explanation:
South Africa
Answer:
South Africa has the most people living with HIV
Explanation:
about 7.5 million
plasma membranes are stored where in eukaryotes?
Answer:
Both prokaryotic and eukaryotic cells have a plasma membrane, a double layer of lipids that separates the cell interior from the outside environment. This double layer consists largely of specialized lipids called phospholipids.
A phospholipid is made up of a hydrophilic, water-loving, phosphate head, along with two hydrophobic, water-fearing, fatty acid tails. Phospholipids spontaneously arrange themselves in a double-layered structure with their hydrophobic tails pointing inward and their hydrophilic heads facing outward. This energetically favorable two-layer structure, called a phospholipid bilayer, is found in many biological membranes. [Close-up of a phospholipid]
As shown below, proteins are also an important component of the plasma membrane. Some of them pass all the way through the membrane, serving as channels or signal receptors, while others are just attached at the edge. Different types of lipids, such as cholesterol, may also be found in the cell membrane and affect its fluidity.
Explanation:
How are stem cells used to treat spinal cord injuries
Answer:
"After the primary injury, microenvironmental changes inhibit axonal regeneration. Stem cells can potentially provide trophic support to the injured spinal cord microenvironment by modulating the inflammatory response, increasing vascularization and suppressing cystic change"
Explanation:
What is composed mainly of broad-leaves deciduous trees-trees that drop their leaves in the autumn?
Answer:
This means that they lose all their leaves in the autumn, remaining bare through the cold winter months until the spring, when they grow new foliage. Some broadleaf trees however, are evergreen, rather than deciduous
Which of the following processes causes the webbing to disappear?
Choose 1 answer:
А. Mitosis
B. Meiosis
C.Apoptosis
D.Fertilization
The answer is (A. mitosis)
What is the energy conversion that takes place during photosynthesis? (1 point)
O chemical energy into radiant energy
O radiant energy into heat energy
O radiant energy into chemical energy
O potential energy into kinetic energy
Answer:
photosynthesis in plants converts solar energy into chemical energy using electrons and protons from water. the process of photosynthesis in plants involves a series of steps and reactions that use solar energy, water, and carbon dioxide to produce organic compounds
using an antiseptic oral rinse before treatment, a rubber dam, or an antimicrobial-laced external water supply during treatment when ultrasonics or irrigators are used may be of help in preventing the spread of infection.
Using an antiseptic oral rinse before treatment, a rubber dam, or an antimicrobial-laced external water supply during treatment when ultrasonics or irrigators are used may be of help in preventing the spread of infection. Both the statement and the reason are correct and related.
Infectious diseases are commonly transmitted from person to person through the direct transfer of bacteria, viruses, or other germs. This can happen when an infected person touches, kisses, coughs, or sneezes on someone who isn't infected. Microorganism transmission can be divided into five major routes: direct contact, fomites, aerosol (airborne), oral (ingestion), and vectorborne. Some microorganisms can spread via multiple routes.
Infectious disease pathogens include viruses, bacteria, fungi, parasites, and, in rare cases, prions. Infectious diseases can be contracted from other people, bug bites, and contaminated food, water, or soil.
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if humans get too 212 degrees fahrenheit would they boil?
Answer:
Yes
Explanation:
In the atmospheric pressure present at sea level, water boils at 100 °C (212 °F). At an altitude of 63,000 feet (19,000 m), it boils at only 37 °C (99 °F), the normal body temperature of humans. This altitude is known as Armstrong's Line. In practice bodily fluids do not boil off at this altitude.
Help with this question
Answer:
You should mention a question if you want someone to answer it.
gravity is perceived by the cell, possibly by the sinking of:_____.
Gravity is perceived by cells, possibly by the sinking of organelles called statoliths.
Statoliths are dense, heavy organelles that accumulate in the cytoplasm and can act as gravity sensors. They are typically found in plant cells and some algae, where they are thought to play a role in gravity perception and response.
When a plant is exposed to gravity, the statoliths settle to the bottom of the cell, applying mechanical force on the cytoplasm and the cell membrane. This force is sensed by the plant, which then responds by altering the orientation of its shoots and roots to optimize growth and maximize light exposure.
The exact mechanisms by which statoliths sense gravity and transmit the signal to the rest of the cell are not well understood, but it is believed that the movement of the statoliths triggers changes in the distribution of other cellular components, including ion channels and signaling pathways. This, in turn, modulates gene expression and regulates the growth and orientation of the plant.
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the words anatomy and dissection both derive from greek word meaning __________.
The words anatomy and dissection both derive from the Greek word “ana-tomē” which literally means to “cut up” or “cut open”.
Anatomy is the study of the structure and relationships of the body’s organs, tissues, and systemic structures, while dissection is the act of cutting and separating the various organs, tissues, and systemic structures.
The word “ana-tomē” is thought to have been first used by Hippocrates during the 5th century BC. Hippocrates was a Greek physician and is widely regarded as the father of modern medicine. He used the term to describe the study of the structure of the body and was likely the first to perform intentional dissections of human bodies.
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A deciduous tree
a. has green leaves year-round
b. is cone-bearing
C. sheds its leaves in the winter
d. is also called a conifer
Answer:
I think it is C.
Explanation:
Answer:
C is your answer a deciduous tree sheds its leaves in the winter
PLS HELP ME I NEED THIS IN 1 MINUTE I AM BEING TIMED AND I'M SO CONFUISED PLEASE!!!
When does a solar eclipse occur?
when the moon's umbra covers the sun
when the earth's umbra covers the sun
when the moon's umbra falls on the earth
when the earth passes between the moon and the sun
Answer:
Explanation:
.Which of the following does not occur during prophase I of meiosis?
A) Chromosomes begin to condense.
B) Crossing over between homologous pairs occurs.
C) Pairs of homologous chromosomes are formed.
D) Spindle microtubules form.
E) Homologous pairs of chromosomes align at the metaphase plate.
The following does not occur during prophase I of meiosis: Homologous pairs of chromosomes align at the metaphase plate. The correct option is E.
This is because during prophase I of meiosis, homologous pairs of chromosomes undergo synapsis and crossing over occurs between them. The chromosomes condense and the nuclear envelope breaks down. The spindle microtubules form and attach to the kinetochores of the homologous chromosomes.
However, it is during metaphase I that the homologous pairs of chromosomes align at the metaphase plate, and this is a critical step in ensuring the proper segregation of chromosomes during meiosis.
Therefore, Homologous pairs of chromosomes align at the metaphase plate, as it occurs during metaphase I and not prophase I of meiosis. It is important to understand the steps involved in meiosis to better understand the mechanisms of genetic diversity and inheritance. The correct option is E.
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Compare how fresh and marine fish overcome problems
Answer:
the ciliated epithelium tissue helps to collect the ovum why?
Explain in detail how cotton plants can be genetically modified to produce the Bt poison.
Answer:
They're modified by adding genes that are encoded with toxin crystals.
Explanation:
More info:
1. The toxins are in the Cry group of endotoxins
2. It is activated by a high pH
3. It is used as a pesticide
what is photosynthesis?
Answer:
The process by which plants make their own food is called photosynthesis.
Explanation:
If need further explanation then pls let me know.
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Answer:
Photosybthes. It is a process in which the plant uses the energy of sunlight to establish a bond between the elements and provide the required molar.
Sniffles, a male mouse with a colored coat, mated with Esmeralda, an albino mouse. The resulting litter of six young all had colored fur. The next time around, Esmeralda was mated to Whiskers, a male the same color as Sniffles. Some of Esmeralda’s next litter was white. What are the probable genotypes of
Sniffles?
Whiskers?
Esmeralda?
Answer the following questions about the cross between Esmeralda and Whiskers.
genotypic ratio:
phenotypic ratio:
What is the probability of having heterozygous offspring?
What is the probability of having offspring expressing the dominant trait?
What is the probability of having hybrid offspring?
From the given information, we can assume that the colored coat is a dominant trait and the albino coat is a recessive trait.
Possible genotypes of Sniffles: Cc (heterozygous for colored coat)
Possible genotypes of Whiskers: CC (homozygous for colored coat)
Possible genotypes of Esmeralda: cc (homozygous for albino coat)
Genotypic ratio of the cross between Esmeralda and Whiskers: 1:1 (Cc:CC)
Phenotypic ratio of the cross between Esmeralda and Whiskers: 1:1 (colored coat:white coat)
Probability of having heterozygous offspring: 100% (all offspring will inherit one C allele from the heterozygous parent and one C allele from the homozygous parent)
Probability of having offspring expressing the dominant trait: 50% (homozygous dominant CC or heterozygous Cc)
Probability of having hybrid offspring: 100% (all offspring will inherit one allele from each parent, resulting in a heterozygous genotype)
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_____ productivity = the organic materials that remain after photosynthesis organisms in the ecosystem have used some of these compounds for their cellular energy needs (cellular respiration)
The organic materials that remain after photosynthesis organisms in the ecosystem have used some of these compounds for their cellular energy needs called primary productivity.
What is cellular respiration?
Cellular respiration is defined as the process through which organisms combine oxygen with food molecules, converting the chemical energy in these substances into life-sustaining activities and discarding, as waste products, water and carbon dioxide.
Common examples of primary producers include diatoms, coccolithophores and dinoflagellates.
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The family camelids includes camels and llamas. Do all the living members of the family form a clase? Explain?
Camelids are members of the biological family Camelidae, the only currently living family in the suborder Tylopoda. The 7 extant members of this group are: dromedary camels, Bactrian camels, wild Bactrian camels, llamas, alpacas, vicuñas, and guanacos. Camelids are even-toed ungulates classified in the order Cetartiodactyla, along with species like whales, pigs, deer, cattle, and antelopes.
Kingdom:AnimaliaPhylum:ChordataClass:MammaliaOrder:ArtiodactylaSuborder:TylopodaSuperfamily:CameloideaFamily:Camelidae
Gray, 1821Type genusCamelus
Tribes
Camelini Gray, 1821
Lamini Webb, 1965
Current range of camelids, all species
which compound will be the first to contain the c14 in light independent phase of photosynthesis
Answer:
The Calvin cycle, light-independent reactions, bio synthetic phase, dark reactions, or photosynthetic carbon reduction (PCR) cycle of photosynthesis are the ...
Using evidence from the text, describe the purpose of the cell membrane.
Answer:
Heyz therez
The cell membrane moderates what comes in and out of a cell, it is vital for the homiostais of the cell. It also keeps it together so all the organelles don't just sail away. ⛵
Answer:
Cell membranes protect and organize cells.
Over time the density of salt in surface waters can increase. What is the cause of this increase?
Explanation:
density= mass/volume
Density is directly/proportional to mads. (i.e if mads increases then density increases and vice-versa) Density is inversely proportional to volume. (i.e if volume increases then the density decreases and vise-vera)
so, when we add salt to water.
Microfilaments, intermediate filaments, and microtubules collectively
ake up what part of the cell? *
A.) cytoskeleton
B.) nuclear envelope
C.) chromatin
D.) nucleus
What will most likely occur if two different species of carnivores compete for the same requirements in an ecosystem
Answer:
One species would better adapt to fill that niche, and the other species would be forced to leave the ecosystem or die.
Explanation: I promise its right