As a result, its edge length is 2.13 cm (because copper has a density of 8.96 g/cm3 and a cube's volume is equal to a edge length cubed).
(Cubic volume equals (edge length)3, and copper density equals 8.96 g/cm3) Tip: Mass is equal to the product of volume and density.From of the question, we may deduce that copper has a density of 8.96 g/cm3 and a volume of 2.62 cm3 for the piece of copper.A cube's volume is equal to its length, breadth, and height. However, because it is a cube, the length, breadth, & height all are equal and correspond to one of the cube's edges. Therefore, just find a cube root of a volume to get the length of a cube's edge.
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The basic function of the kidneys is to filter waste products from the blood plasma and secrete them as urine. It accomplishes this via three main processes that occur in a structure known as the nephron. In , plasma filters from the capillaries into Bowman's capsule of the nephron. This is the first step in urine formation. In , excess waste substances not secreted into Bowman's capsule move from the capillary plasma into the tubules. In , substances of value move from the tubules back into the capillary plasma.
Answer:
this doesn't look like a question
What is a pedigree and how is it read?
One can identify how a specific trait is passed down via a family using pedigrees. The relationship between parents, children, and siblings determines whether a feature is present or absent in a pedigree.
A pedigree displays the relationships between family members and indicates the family members who have specific genetic pathogenic variants, traits, and diseases, as well as information on their present health. The genealogy of a family may show how diseases are passed down through the generations.
The AKC pedigree is a traditional lineage pedigree, which reads from your dog on the left through subsequent generations branching to the right. It contains a history of your dog's direct ancestors. You can read each successive generation to the right by starting with your dog at the left.
If a trait skips a generation in a pedigree, it is frequently an autosomal recessive trait, according to one tip for spotting recessive traits (although a trait can be autosomal recessive and not skip generations). Both gender share the same prevalence of these traits.
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need help asap
question 5
- 20 points
Answer: false, 2 means 2 births per woman
Explanation:
You are attempting to synthesize rRNA in a test tube using DNA isolated from mouse cells. In addition to the template DNA, ribonucleotides, and the necessary transcription factors, you should also add what enzyme to the test tube?
poly-A polymerase
RNA polymerase III
RNA polymerase I
RNA polymerase II
In addition to the template DNA, ribonucleotides, and the necessary transcription factors, you should also add RNA polymerase I enzyme to the test tube.
The pace of protein synthesis, which is closely linked to ribosome production and rRNA transcription, directly affects the rate of cell development. Therefore, rRNA synthesis must be synchronised with other protein translational components using intracellular cues. It is known that Myc interacts with human ribosomal DNA to promote the transcription of rRNA by RNA polymerase I. To ensure that rRNA synthesis and Pol I-mediated transcription are properly regulated, two distinct mechanisms have been found. The first phase involves fluctuations in the amount of genes that are being transcribed at any particular time due to the enormous number of rDNA genes that are available for transcription (several hundreds).
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One example of an oncogene is ras. Ras is a G protein that is activated when growth factors bind to a G protein-coupled receptor. The mutated form of ras binds to GTP but does not allow the GTP to be broken down to GDP. Ras is involved in both the G 1 and G 2 checkpoints. What happens to cells that have this mutated form of ras
Ras is involved in both the G1 and G2 checkpoints.Through the inhibition of cyclin-dependent kinase inhibitors (CKIs), such as p27 and p21, which would otherwise bind with and inhibit cyclin-dependent kinases, oncogenic RAS can enhance cell cycle advancement (CDKs). IgM).
Growth factors bind to cell surface receptors to promote cellular proliferation and/or differentiation.While some growth factors are unique to a particular cell type, others are highly adaptable and stimulate cellular division in a variety of oncogenic cell types. When growth factors attach to growth factor receptors, normal Ras is activated. Ras becomes GTP-bound when it is inhibitors, activating a signalling pathway that promotes cell division and proliferation.
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The diagram below shows the ways cells can release energy from food depending on if
oxygen is available.
Using the diagram below, respond to the following:
**Reference that Photosynthesis Summary sheet we first saw in lesson #1 to help
you with this!!
1. Which step(s) takes place if oxygen is available?
2. Which step(s) take place if oxygen is not available?
3. Do we make more ATP when the process is aerobic or anaerobic?
4. Which specific step of aerobic cellular respiration makes the most ATP?
Answer using complete sentences.
Glycolysis
Overview of Cellular Respiration
C6H12O6 +6026CO₂ + 6H₂O + ATP
Oxygen present
Oxygen not present
Krebs cycle
Electron transport chain
Lactic acid fermentation
Alcohol fermentation
1
+
Glycolysis is the metabolic pathway through which breakdown of complex sugar molecules takes place in the cell with the production of ATP molecules.
What is Glycolysis?Glycolysis is the process in which glucose molecules (sugar) is partially broken down by the cells in enzyme reactions which do not need oxygen molecules. Glycolysis is the method which the cells use to produce energy in the form of ATP.
If oxygen is available or present, then Krebs cycle takes place and electron transport chain also takes place.
If oxygen is not available or absent in the medium, then in that case, alcohol fermentation and lactic acid fermentation takes place.
More amount of ATP is produced when the process is aerobic in the presence of oxygen. About 32 molecules of ATP (adenosine triphosphate) are produced through glycolysis in the presence of oxygen.
The electron transport chain of the glycolysis pathway makes the most number of molecules of ATP in the cell.
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An excerpt from the procedure of an experiment is shown below. "In order to determine the effectiveness of various enzymes on the rate of a reaction, we prepared six samples, adding a different enzyme to each sample. Each sample was kept at 70°C for the duration of the reaction..." Based on the information in the excerpt, which of the following is true? A.
The samples should not have been kept at the same temperature.
B.
One sample should have had no enzyme and acted as a control.
C.
There were no variables present in the experiment.
D.
The experiment will not give useful results because all enzymes become inactive above 67°C.
Answer:
One sample should have had no enzyme and acted as a control.
Individual that is hybrid For a particular trait contains what ?
An Individual that is a hybrid organism is heterozygous. This means that it carries two different alleles at a particular genetic position or locus.
What defines the trait of an individual?Traits can be defined by genes, environmental factors or a combination of both. Traits can be qualitative such as eye colour or they can be quantitative such as height or blood pressure. A given trait is part of an individual's overall phenotype. If an organism has one of the same type of allele on each of its chromosomes, that organism has a pure trait. If an organism has two different types of alleles on its chromosomes, that organism has a hybrid trait.
What is the genotype of a hybrid individual?The genotype of the F1 hybrid offspring is Aa or Bb. The hybrid is heterozygous for both active genes. The recessive effects of aa and bb have been completed in the hybrid by the inheritance of one dominant gene.
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What is Mendel's second conclusion?
Mendel's second law, also known as the Law of Segregation, states that during the formation of gametes, two copies of each gene (alleles) separate from each other and are passed on to different gametes independently of one another.
This means that for each inherited trait, an organism receives one allele from each parent, and the allele that is expressed (determines the phenotype) is determined by its dominance. This means that the dominant allele will mask the effect of the recessive allele. This law explains the phenomenon of Mendel's first law, the law of dominance, which states that certain traits are dominant over others. Mendel's second law also explains the phenomenon of Mendel's third law, the law of independent assortment, which states that the inheritance of one trait is independent of the inheritance of another trait.
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What is the name of those mutations that do not cause harm to the organism
Which living thing is a typical marsh inhabitant? O A. Sea star O B. Octopus O C. Alligator O D. Peat
Option C is Correct. Alligator marsh is a kind of wetland where herbaceous plants thrive.
These can be discovered close to the shores of lakes or any other body of water. A marsh is a zone where the aquatic and terrestrial ecosystems meet. Rushes, reeds, and grasses are the predominant flora in wetlands.
Alligators are a type of amphibian that is related to crocodiles. These inhabit freshwater and brackish environments. These amphibians complete their life cycle in environments on land and in water. They favor environments like marshes, lakes, swamps, ponds, and rivers as their home. Alligators may survive in the marsh ecosystem thanks to the muddy terrestrial habitat and freshwater.
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Tundra and alpine biomes are both characterized by low temperatures and
few trees. How are these two biomes different?
A. The tundra occurs near the North Pole. The alpine biome occurs
near the South Pole.
B. The tundra is near the tops of mountains. The alpine biome is
near the North Pole.
C. The tundra is near the North Pole. The alpine biome is near the
tops of mountains.
D. The tundra is near the North and South poles. The alpine biome is
along the equator.
!!HELP PLEASE!!
Answer:
it definitely c
Explanation:
because the tundra occurs at near the North Pole it is very cold in the Arctic and it's found in the northern hemisphere while the Alpine is found at the tops of mountains in a more warmer area with trees tundras are more Frozen
Cortisol is a hormone that is released to signal which of the following
A stop eating
B tiredness & fatigue
C alertness or stress
D) hunger
Energy from the cell is needed to move substances against a concentration difference.
Compare and Contrast What are the similarities and differences between facilitated
diffusion and active transport by a protein pump?
Drag the fossil fuel (or fuels) on the left to each characteristic described on the right. Terms may be used once, more than once, or not at all.
Coal, Natural gas and Oil are the following fossil fuels used and their characteristics are described in the following manner.
1. Primarily used for power generation in the United States : coal.
2. Remains of ancient organisms altered below ground by temperature and pressure over long periods of time : coal, oil, natural gas
3. The World's Most Abundant Fossil Fuels : coal
4. Mixtures of hundreds or thousands of different hydrocarbon molecules : oil
5. Major fuels used for heating and hot water in the United States : Natural gas
6. Produced very slowly and considered non-renewable at current extraction rates : coal, oil, natural gas
7. Used primarily in the United States as a source of automotive fuel : oil
8. Lowest carbon dioxide production per unit of energy when burned : Natural gas
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What is a type of rock contains the most fossils?
A. Metamorphic
B. volcanic
C. Sedimentary
D. Igneous
Answer:
C. Sedimentary
Explanation:
Answer:
C. Sedimentary
Explanation:
Almost all fossils are preserved in sedimentary rock.
Why is evolution classified as a theory?
In the same way that Einstein's theory of gravity is referred to as a theory, scientists also discuss evolution as a theory.
A theory is an explanation for how a natural phenomenon functions that has undergone extensive testing through observations and experiments intended to establish the validity of the explanation. In this context, evolution might be considered both reality and a theory. The fact that creatures have altered or evolved over the course of Earth's history is undeniable. Additionally, scientists have looked into the mechanisms that could account for the main patterns of change in biology. Since it provides a comprehensive account of events that have taken place in the natural world, evolution is referred to as a theory.
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Describe a situation in which your reaction time is very important. Describe the signal and the reaction to that signal.
(Example: you touch something hot [signal] and your hand pulls away [reaction]).
Answer:
Driving: when the light is red, you step on the brakes to stop and avoid traffic accidents.
Which of the following features of the alveolar sacs allows for the ease of diffusion of gasses?
a. They are made of a single layer of simple squamous epithelium.
b. Type II alveolar cells secrete surfactant.
c. Elastin fibers allow the alveoli to stretch thin enough for diffusion to occur.
d. They are made of a single layer of simple squamous epithelium and elastin fibers allow the alveoli to stretch thin enough for diffusion to occur.
The alveoli can stretch thinly enough to allow for diffusion thanks to elastin fibers. The alveolar sacs' unique characteristics make it possible for gases to diffuse easily.
Describe elastin fibers.Elastic fibers are crucial macromolecules of the extracellular matrix, consisting of an elastin core encircled by a mantle containing fibrillin-rich microfibrils. They give vital characteristics like elasticity and durability to connective tissues including blood vessels, lungs, and skin.
Where can you find elastin fibers?The both fibrous perichondria comprising hyaline and fiber cartilages as well as the joint fibrous tissue in diverse joints include elastic fibers. Elastic fibers are present in bones' exterior fibrous periosteum layer but not in the inside cellular (cambial) layer.
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was a drought for a long period of time, what beak type would become more common in the ground finch population explain
One would anticipate a shift in the population of ground finches toward smaller, more pointed beaks in the event of a protracted drought.
What is population?Population is a term used to refer to a group of individuals, typically humans, that inhabit a particular area or territory.
This is due to the likelihood that there will be less food available during a drought, especially small, hard seeds. Because they are more adept at breaking open tiny, difficult seeds, birds with smaller, quite pointed beaks seem to be better able to take advantage of the scarce food sources that are available. They would have an edge over birds with bigger, blunter beaks in terms of survival as a result. Natural selection would then favour birds with smaller beaks over time, increasing the proportion of birds with the this beak type in the population.
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Name structure B in figure 16-1
A student sets four bricks in sunlight as shown below which brick will get the hottest?
Answer: well it's which ever one that was getting the most sun and how much timne you leave each brick out in the sun
Explanation:
pls mark brainiest
When leaves change colors in the fall which colors of light is reflected and not absorbed?
pigments that give leaves their red, purple, and blue colors, are produced by the plant in response to certain environmental stressors such as drought, high sunlight, and low temperatures.
When leaves change colors in the fall, the levels of chlorophyll, the pigment that gives leaves their green color, decrease and the chlorophyll breaks down. This causes the green color of leaves to fade, revealing other pigments that have been present in the leaf all along. As the chlorophyll breaks down, other pigments become more visible, reflecting different colors of light. Carotenoids, which are pigments that give leaves their yellow and orange colors, are always present in leaves, but as the chlorophyll breaks down these pigments become more visible and reflected.
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For this assignment, you will investigate a timeline of warnings and decisions made during the Hurricane Katrina disaster. Then you will research hurricane forecasting and advanced warning systems and write a brief essay to report your findings
The timeline of warnings and decisions made during the Hurricane Katrina disaster begins on August 24, 2005 when the National Hurricane Center issued the first advisory on Hurricane Katrina. This advisory marked the beginning of the warning system and the start of the decision-making process. As the storm moved closer to the Gulf Coast, the warnings increased in intensity and the mandatory evacuation orders were issued. On August 29, 2005, the hurricane made landfall, causing widespread destruction and loss of life.
Essay Hurricane Forecasting and Advanced Warning Systems and write a short essay to report your findings.In the aftermath of the disaster, it became clear that the advanced warning systems and decision-making processes used by government officials were inadequate. The National Hurricane Center had issued warnings and advisories weeks in advance, but these warnings were not heeded or acted upon. As a result, the impact of the storm was much more severe than it could have been.
To prevent similar disasters in the future, advanced warning systems and decision-making processes must be improved. One of the most important advances in hurricane forecasting is the use of satellite data to track storms and predict their paths. This data can be used to issue more accurate warnings and advisories so that the public can be better prepared for a hurricane’s arrival.
In conclusion, the timeline of warnings and decisions made during the Hurricane Katrina disaster reveals the inadequacies of the advanced warning systems and decision-making processes used by government officials. To prevent similar disasters in the future, improvements must be made to both the warning systems and the decision-making processes used by government officials.
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The chemical equation below shows the reaction of glucose and oxygen. Which process does this equation represent?
A. Photosynthesis
B. Anaerobic Respiration
C. Aerobic Respiration
D. Nitrogen Fixation
While Joey was working in the lab, he developed what he thinks to be a cure for cancer. He tested the medicine on one cancer patient, and the patient becomes cancer-free within hours. Joey tried to publish his results, but the scientific journal will not accept his article. Why?
Answer:
The correct answer is - He only tested one subject, so his conclusion is not valid.
Explanation:
In the given question there is an experiment where Joey developed medicine for curing cancer. He tested the medicine on a cancer patient but his results did not publish in the journal as the experiment is not reliable as he tested on a single subject.
The tests or experiments should have performed on different subjects to test the reliability of the results. Single-subject experiments are not trustworthy as there can be other factors or physical condition can help the subject other than medicines.
Why is it important to distinguish true north from Geomagnetic north
True north is a fixed point on the globe. Magnetic north is quite different. Magnetic north is the direction that a compass needle points to as it aligns with the Earth's magnetic field. What is interesting is that the magnetic North Pole shifts and changes over time in response to changes in the Earth's magnetic core.
9. Why is the cell cycle important?
Answer:
The cell cycle is the replication and reproduction of cells, whether in eukaryotes or prokaryotes. It is important to organisms in different ways, but overall it allows them to survive. ... Plants require the cell cycle to grow and provide life for every other organism on earth.
pls give me brainless.
Answer:The cell cycle is the replication and reproduction of cells, whether in eukaryotes or prokaryotes. It is important to organisms in different ways, but overall it allows them to survive. ... Plants require the cell cycle to grow and provide life for every other organism on earth.
Explanation:
How fast do you administer IV epinephrine in NRP?
It takes as fast as 45–60 seconds to provide the first dose of epinephrine with invasive neonatal resuscitation techniques like intubation or venous access. If the heart rate doesn't rise above 60 beats per minute after the initial dose, epinephrine can be given every 3 to 5 minutes.
Systematic evaluation of human infant and pertinent animal research comparing various epinephrine dosages, delivery methods, and delivery intervals in neonatal resuscitation to the (currently advised) intravenous (IV) administration of doses of 0.01 to 0.03 mg/kg given every 3 to 5 minutes. After being administered, epinephrine immediately starts to work. However, it can take 5–10 minutes for it to take full action.
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Explain why fat-free potato chips fried in artificial fats contain fewer calories than those fried in natural fats.
Fat-free potato chips fried in artificial fats contain fewer calories than those fried in natural fats because of the less fat content which are present in the product.
What is Artificial fat?This is referred to as the type of fat which is created in an industrial process that adds hydrogen to liquid vegetable oils to make them more solid.
It also has less amount or percentage of fat which can be converted into calories by the body as fat on its own is also a major source if energy in the body but is usually metabolized slowly unlike carbohydrates which is metabolized faster.
This is therefore the major reason reason why fat-free potato chips fried in artificial fats contain fewer calories than those fried in natural fats thereby making it the correct choice.
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