Answer:
i dont even know
Explanation:
bc its to hard to understand
A student examined two slides in the laboratory, one slide with normally dividing cells and another slide with cancerous cells. Which statement best predicts what the student will observe on the slide with cancer cells compared to the slide with normally dividing cells?
aThe slide with cancer cells will show more cells in interphase because they are growing in preparation for cell division.
b.The slide with cancer cells will show more cells in interphase because the stages of mitosis take longer to complete.
c.The slide with cancer cells will show fewer cells in interphase because the cells are dividing rapidly.
d.The slide with cancer cells will show fewer cells in interphase because the cells are not dividing.
The answer is option a, The slide with cancer cells will show more cells in interphase because they are growing in preparation for cell division. The correct answer is A.
The slide with cancer cells will show more cells in interphase because they are growing in preparation for cell division. There are some differences between cancer cells and normal cells.
Normally dividing cells go through the cell cycle: G1, S, G2, and M. During G1, cells grow and develop, but they don't begin DNA synthesis. DNA synthesis occurs during S phase, which is followed by G2, where the cell checks and prepares its newly synthesized DNA for mitosis.
Finally, mitosis, which is a sequence of steps during which a cell divides into two identical cells. Cancer cells, on the other hand, do not enter into the G0 phase; instead, they continue to divide.
As a result, they divide more quickly and require more nutrients. Since more cells need to be produced, more cells will be in interphase, growing and developing in preparation for cell division. Therefore, the correct answer is A.
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What are the disadvantages of sideway-facing eyes?
Binocular vision can be affected by a variety of eye diseases and anomalies. Visual disorientation, reduction, and diplopia are examples of these. These abnormalities can also cause blurred vision, headaches, and eye discomfort, among other things.
Both sideways-facing and forward-facing irises have drawbacks. Animals with eyes on the side of their skulls have a blind area directly in front of them, so nature provides many prey animals with an excellent sense of scent to compensate. Forward-facing irises have drawbacks as well.
Apes and humans have forward-facing pupils, and their big minds enable them to see in three dimensions and gauge distance and depth correctly. Prey animals must be able to see around them while feeding, which is why their pupils are usually oriented sideways.In a new study from South Korea, people with worsening glaucoma on just one side were also more likely to sleep with the affected eye facing downward. The researchers say that position raises the eye’s internal pressure and probably hastens deterioration of the eye.
Write any three ways to establish a planned city.
Answer:
Build for people with Wide open space, Green infrastructure, Get rid of high-rise flats, It's time to say goodbye to the car, Shorten the supply chain, People power, More communal living. hope this helps
Explanation:
Is the yeast we use for baking bread considered "alive"? Students in biology class made the claim that yeast is a living thing. To find evidence, they were given a beaker containing warm water (22oC). To that, they added one package of dry baker’s yeast and 0.5 grams of sugar. After waiting 20 minutes, the students made the observations recorded in the data table seen here.
Yes, the yeast used for baking bread is considered alive.
Is the yeast we use for baking bread considered "alive"?Based on the observations recorded in the data table, it is clear that the yeast was living since it was able to absorb the sugar and produce carbon dioxide and alcohol.this is evidence of metabolism, a process associated with life.Yes, the yeast used for baking bread is considered alive. The students' experiment revealed signs of life in the yeast, as it had increased in size and produced carbon dioxide gas bubbles.This is a classic example of fermentation, which is a metabolic process that is carried out by living organisms. Fermentation is a process that breaks down sugars and starches and releases energy, carbon dioxide, and alcohol as a byproduct.This is a result of the activity of enzymes that are produced by the yeast. This is a classic example of the fermentation theory, which states that living organisms can produce energy from sugars and starches. This theory was first formulated by Louis Pasteur in the 19th century.To learn more about fermentation refer to:
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Which statements describe physical weathering? Select all that apply.
Please help asap please!
How many grams of salt are in 5 L of a solution with a concentration of 3 g/L?
Answer:
Three grams per liter times five liters tells us that there are fifteen grams of salt in this five liter solution.
Explanation:
i hope this helps
mark brainlyest
Flowering vascular plants are not dominant in rocky intertidal habitats because.... Algae simply out-compete vascular plants in the rocky intertidal Pollination is problematic in the intertidal setting Vascular plants cannot withstand the ecological stressors in the intertidal Seeds will not germinate in the intertidal environment Vascular plants cannot endure the high salinity of the intertidal
Due to vascular plants' inability to endure the biological pressures in rocky intertidal settings, these plants are not the dominating species. Here option C is the correct answer.
Rocky intertidal habitats are characterized by extreme environmental conditions, including wave shock, desiccation, and rapid temperature fluctuations. These conditions pose significant challenges to plant growth and survival, and only a few plant species are able to tolerate them.
While algae do out-compete vascular plants in the rocky intertidal, this is not the primary reason why flowering vascular plants are not dominant in this habitat. Pollination may also be problematic in the intertidal setting, but it is not a major barrier to plant colonization. Seeds may have difficulty germinating in the intertidal environment, but this is not the main reason why vascular plants are not dominant in this habitat.
High salinity can also be a challenge for plants in the intertidal, but many species of flowering plants have adapted mechanisms to tolerate salt, and this is not a major barrier to their colonization of rocky intertidal habitats.
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Complete question:
Flowering vascular plants are not dominant in rocky intertidal habitats because...
A - Algae simply out-compete vascular plants in the rocky intertidal
B - Pollination is problematic in the intertidal setting
C - Vascular plants cannot withstand the ecological stressors in the intertidal
D - Seeds will not germinate in the intertidal environment
E - Vascular plants cannot endure the high salinity of the intertidal
Regulatory proteins locate the correct binding site on DNA by accessing the sugars along the major groove. TRUE/FALSE
False.
Regulatory proteins locate the correct binding site on DNA by interacting with the nitrogenous bases along the major groove, not the sugars.
The major groove of DNA is a wider region of the double helix where the nitrogenous bases are exposed and accessible. This groove provides a platform for regulatory proteins to recognize specific sequences of nucleotides and bind to them through hydrogen bonding and other molecular interactions.
The specific arrangement of the nitrogenous bases in the major groove allows regulatory proteins to form complementary contacts with the DNA, enabling them to identify and bind to their target binding sites.
The sugars of DNA, on the other hand, form the backbone of the double helix and do not directly participate in the binding interactions between regulatory proteins and DNA.
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ventilation with lower tidal volumes as compared with traditional tidal volumes for acute lung injuryand the acute respiratory distress syndrome
Ventilation with lower tidal volumes, as compared to traditional tidal volumes, has been shown to be beneficial for patients with acute lung injury (ALI) and acute respiratory distress syndrome.
Traditional tidal volumes refer to the amount of air delivered with each breath during mechanical ventilation, typically around 10-12 mL/kg of ideal body weight. Studies have shown that using lower tidal volumes, around 6 mL/kg of ideal body weight, can improve outcomes in patients.
The rationale behind using lower tidal volumes is to reduce lung injury caused by excessive stretching and strain on the lung tissue. Lower tidal volumes help to prevent the development of ventilator-induced lung injury (VILI) and decrease the risk of complications such as barotrauma (lung injury caused by excessive pressure).
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Human activities change only the biotic features of an ecosystem. Is this statement true or false? Explain why or why not.
Human activities being able to only the biotic features of an ecosystem is referred to as a false statement.
What is Biotic factor?This term is referred to as the living component of the ecosystem and examples include producers such as plants, consumers etc.
Humans influence both the biotic and abiotic factors of the ecosystem through certain activities. For example , humans burn fossil fuel such as coal which leads to pollution and will influence abiotic factors such as the oxygen content in the atmosphere. This is therefore the reason and explains why false was chosen as the most appropriate choice.
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which factor drives surface ocean currents
Answer:
wind and air currents
Explanation:
Answer:
pull of the moon
Explanation:
just got it right
3) when a piece of chromosome breaks off and reattaches at another site on the same or another chromosome, this is called
When a piece of chromosome breaks off and reattaches at another site on the same or another chromosome, this is called chromosomal translocation.
In the field of science, chromosomal translocation can be described as a process in which a region of genes that is present on one chromosome have the ability to break and jump from to another chromosome and join to the other chromosomes.
These genes that take part in the process of chromosomal translocation are referred to as the jumping genes. It is due to the phenomenon of chromosomal translocation that same regions of genes in one chromosome can be found in another chromosome as well.
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Did you notice any trends between temperature and weather conditions in mark's data? were certain types of weather associated with higher or lower temperatures?
Yes, there were certain trends between temperature and weather conditions in Mark's data. Generally, it seemed that areas with sunny weather had higher temperatures.
For example, when Mark's data showed temperatures of around 90°F, the weather was sunny. In contrast, when the temperatures dropped to around 50°F, the weather was cloudy. Additionally, areas with high humidity also had higher temperatures. For instance, when the humidity was high, temperatures were around 80°F.
The opposite was true when humidity levels were low; in these cases, the temperatures were around 50°F. All in all, Mark's data showed a correlation between temperature and weather conditions, with sunny and humid weather associated with higher temperatures.
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explain the reasons why fish products should be distributed
Answer:
otherwise they would become dirty or maybe when the fishes are together they could be diseased and spread germs.
Which macromolecule provides a person with most of the energy that is needed for daily activities?
carbohydrates
lipids
nucleic acids
proteins
Answer:
Carbohydrates
Explanation:
the only possible answer
PLEASE HELP!
What claim or claims can you make about the impact of climate change on sea level rise?
What is your evidence for this claim?
Answer:
POLUTION
Explanation:
Answer:
I can make the claim that climate change and the sea level rise have a positive correlation. The graph shows that as the impact of climate change increases so does the sea level conveying that they are positively correlated.
Which is the best summary of the selection? options leaves should be talked to when we see them. Photosynthesis in plants uses energy from the sun to make energy that is useful and important to humans. Breakfast should include fruit and eggs; lunch should have potato chips and hamburgers. Plants need carbon dioxide; animals need oxygen
The best summary of the selection is: plants need carbon dioxide for photosynthesis while animals need oxygen.
Additionally, it is suggested that people should eat a balanced diet of fruit, eggs, potato chips, and hamburgers, and that leaves should be talked to when seen Plants are unique in their ability to produce energy through the process of photosynthesis. In order for photosynthesis to occur, plants need several key ingredients, including carbon dioxide, water, and sunlight. During photosynthesis, the plant uses the energy from the sun to convert carbon dioxide and water into glucose, a type of sugar that the plant can use as food. Oxygen is also produced as a byproduct of photosynthesis.This process of photosynthesis is incredibly important to humans, as it provides us with the food we eat, the air we breathe, and even the fuel we use to power our vehicles and machines. In fact, most of the energy we use in our daily lives ultimately comes from the sun, which is the ultimate source of all energy on Earth.
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Chromosomes other than sex chromosomes are known as______? A.genes B.protines C.autosomes D.alleles
Answer:
C autosomes
Explanation:
the remaining chromosomes are known as autosomes
Complete the following sentence: Oxygen is taken into cells by the process of.....
Oxygen is taken into cells by the process of simple DIFFUSION.
Simple diffusion is a cellular process by which small molecules (e.g., oxygen and carbon dioxide) pass across the plasma membrane and thus can enter and leave the cell.Simple diffusion always occurs in favor of a concentration gradient, i.e., from a region of high concentration to a region of low concentration.For example, oxygen (O2) molecules move from a region of high concentration in the lungs to a region of low concentration in the blood.This process (diffusion) does not require energy to move molecules across biological membranes.In conclusion, oxygen is taken into cells by the process of simple DIFFUSION.
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a collection of cloned dna fragments representing the organism's entire genome is called a
A collection of cloned DNA fragments representing the organism's entire genome is called a genomic library.
A genomic library is a collection of cloned DNA fragments that together represent the entirety of an organism's genome, which can be used for various genetic studies, such as gene mapping, sequencing, and expression analysis.
The genomic library is created by isolating and breaking down the DNA from the organism's genome into smaller fragments using restriction enzymes, which are enzymes that cleave DNA at specific nucleotide sequences.
The fragments are then ligated into a vector, which is a DNA molecule that is used to carry the DNA fragments into host cells, and the vector is introduced into a bacterial or yeast host cell for cloning. The resulting library contains thousands to millions of bacterial colonies, each containing a cloned fragment of the genome.
The genomic library can be screened using various techniques to identify specific genes or DNA sequences of interest. For example, a probe can be designed that is complementary to a particular gene or DNA sequence, and the library can be screened using this probe to identify clones that contain the target sequence.
Overall, the genomic library is an essential tool in genetic research, allowing researchers to study the structure and function of genes and genomes in various organisms. It can provide insights into disease-causing mutations, genetic diversity, and evolutionary relationships between species.
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What type of evolutionary mechanism did this story show?
Allele frequencies in a population may change due to four fundamental forces of evolution: Natural Selection, Genetic Drift, Mutations and Gene Flow. Mutations are the ultimate source of new alleles in a gene pool. Two of the most relevant mechanisms of evolutionary change are: Natural Selection and Genetic Drift.
This story showed an example of convergent evolution. Convergent evolution is the process whereby organisms that are not closely related independently evolve similar traits as a result of having to adapt to similar environments or ecological niches.
What is in the story ?In this story, the two species of birds, the crows and the jays, evolved to look similar as a result of living in the same environment and competing for the same resources.
The two species evolved to look similar in order to blend in with their environment, making it difficult for predators to distinguish them from one another. This allowed them to survive and thrive in the same environment.
Therefore, This example of convergent evolution is a perfect example of how species can evolve to look similar in order to survive in the same environment. It also shows how competition for resources can drive species to evolve similar traits in order to survive.
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Question 3 of 10
Which statement best describes the scientists who have contributed to our
current body of scientific knowledge?
OA. They were mostly from Asia.
OB. They were mostly from Europe.
OC. They were from all parts of the world.
D. They were mostly in the United States.
The correct answer would be C "They were from all parts of the world."
Explanation:
As scientists analyze and interpret their data , they generate hypotheses, theories, or laws which help explain their results and place them in context of the larger body of scientific knowledge. These different kinds of explanations are tested by scientists through additional experiments, observations, modeling, and theoretical studies. Thus, the body of scientific knowledge builds on previous ideas and is constantly growing. It is deliberately shared with colleagues through the process of peer review , where scientists comment on each other's work, and then through publication in the scientific literature , where it can be evaluated and integrated into the body of scientific knowledge by the larger community. And this is not the end: One of the hallmarks of scientific knowledge is that it is subject to change, as new data are collected and reinterpretations of existing data are made. Major theories, which are supported by multiple lines of evidence, are rarely completely changed, but new data and tested explanations add nuance and detail.
Mary loves to grow flowers in her garden. She believes if she waters her plants with power-aid, then they will grow big and tall. Mary planted sunflowers, roses, and daisies. Sunflowers don't receive power-aid. After three weeks, Mary measures all three plants. The plant that received water grew the best. Which sentence states the hypothesis?
Answer:
The Power Aid didn't help the flowers grow at all because the vitamins in it is for humans.
The concentrations of ions are very different inside and outside a nerve cell due to _______. A. osmosis B. diffusion C. sodium-potassium pumps D. symports and antiports
The concentrations of ions are very different inside and outside a nerve cell due to C. sodium-potassium pump
The process of active transport makes the concentration of sodium and chloride ions lower in a cell. The concentration of sodium ions is more outside of a cell.
As a membrane is more permeable to potassium ions hence a cell has a greater concentration of potassium ions as compared to the outside of the cell.
This differentiation of ions causes a membrane potential to occur due to the concentration gradient. The sodium-potassium pump is a protein that regulates the concentration of potassium to be more inside a cell that the outside. It also regulates that the concentration of sodium ions is less inside a cell.
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how much magnitude does gravity have
Answer: Its value is 9.8 m/s2 on Earth.
Explanation:
Wind is the movement of air parallel to the Earth's surface.
True or False?
meconium ileus is often associated with: a. cystic fibrosis. b. cerebral palsy. c. muscular dystrophy. d. congenital aganglionic megacolon.
Meconium ileus is often associated with the cystic fibrosis
Cystic fibrosis is a disease that damages the lungs, digestive tract, and other organs. It is an inherited disease caused by defective genes that can be passed down from generation to generation. Cystic fibrosis affects that cells which that produce mucus, the sweat, and the digestive juices. Cystic fibrosis (CF) is a disease that runs in families. It is caused by a genetic defect that causes the body to produce an abnormally sticky liquid called mucus. This mucus collects in that of the airways of the lungs and in the pancreas. Cystic fibrosis which affects the cells that produce the mucus, sweat, and the digestive juices. This makes these liquids thick and sticky. Then clog pipes, canals and passages. Symptoms can vary and include coughing, recurrent lung infections, inability to gain weight, and greasy stools. Treatment can relieve symptoms and reduce complications. Newborn screening helps early detection.
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Which of the following best explains why vultures are NOT decomposers?
Vultures only eat plants, making them primary consumers.
Vultures only pick at bugs, grub, and other microscopic organisms.
Vultures stalk their prey before killing and eating it.
Vultures do not break down wastes, and only consume meat.
Answer:
Vultures only eat rocks, cause they rock the rocks, am i right, rocks?
Explanation:
r
o
c
k
s
Answer:
d on edge
Explanation:
what is the realationship between a planets distance from the sun and the length of its year? explain
Answer:
the closer to the sun the less a year and the further away the more time it has in a year.
What are the fundamental methods, models, or theories in
nanotribology? Please be as explicative as you can.
The fundamental methods, models, and theories in nanotribology include Atomic Force Microscopy (AFM), Molecular Dynamics (MD) simulations, Contact Mechanics, Surface Chemistry, and Lubrication Theory.
Nanotribology, also known as nanoscale tribology, is the study of friction, wear, and lubrication at the nanoscale level. It focuses on understanding the fundamental mechanisms and behaviors of surfaces and interfaces when subjected to relative motion on the nanometer scale.
There are several fundamental methods, models, and theories employed in nanotribology research:
Atomic Force Microscopy (AFM): AFM is a widely used technique that allows for the measurement and manipulation of surfaces at the atomic and molecular scale. It provides detailed information about surface topography, friction, and adhesion forces.
Molecular Dynamics (MD) Simulations: MD simulations use numerical methods to simulate the motion and interactions of atoms and molecules. These simulations provide insights into the behavior of surfaces, lubricants, and additives at the nanoscale, allowing for the prediction of friction and wear properties.
Contact Mechanics: Contact mechanics is the study of the deformation and interaction between contacting surfaces. It involves the analysis of forces, stresses, and deformation at the interface, which helps in understanding the origins of friction and wear.
Surface Chemistry: Surface chemistry plays a crucial role in nanotribology. It involves studying the chemical composition, structure, and reactivity of surfaces, as well as the formation of boundary layers and tribofilms during sliding.
Lubrication Theory: Lubrication theory focuses on understanding how lubricants reduce friction and wear between surfaces. It includes concepts such as boundary lubrication, hydrodynamic lubrication, and elasto hydrodynamic lubrication, which describe different mechanisms of lubrication at the nanoscale.
These methods, models, and theories collectively contribute to advancing our understanding of nanotribology and have applications in various fields, including materials science, nanotechnology, and engineering.
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