Answer:
sorry I don't know understand
CAN SOMEONE PLEASEEEE HELP ME WITH THIS SCIENCE QUESTION THANK YOU:)
Answer:
Carbon
Explanation:
Human activities are known to substantially alter the carbon cycle. New strategies applied to land-use systems, burning fossil fuels, and the use of limestone as building material are activities that emit high amounts of carbon into the atmosphere. It is well known that the excess of carbon as carbon dioxide (CO2) into the atmosphere warms the planet because this gas is an important heat-trapping (greenhouse) gas. Moreover, it is also important to note that deforestation also affects the carbon cycle since plants use CO2 during photosynthesis.
In one or two sentences, explain why the proportions of nitrogenous bases in the DNA of two different human tissues (thymus and sperm) are about the same.
the ratios of nitrogenous bases found in the DNA of 2 distinct human organs (thymus & sperm) are roughly the same in one or two words. A given organism's DNA is present in every cell and tissue.
Because each strand of DNA includes a set of nucleotides that is perfectly complementary to the target dna of its partner thread, each strand may serve as a template or mold for the synthesis of a new strand, which was made feasible by the discovery of the DNA's structure.the ratios of nitrogenous bases found in the DNA of 2 distinct human organs (thymus & sperm) are roughly the same in one or two words. A given organism's DNA is present in every cell and tissue. Since bases differ in quantity and organization within DNA depending on the species, they were thought to be the most probable DNA components to hold genetic information. Therefore, it made sense that the base would be outside the Target dna, where they could be reached more readily by the cells.
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7. For the following scenario provide a hypothesis, the dependent variable, independent variable, standardized variables, and control group.
Scenario: You want to determine whether plants communicate with their neighbors in response to stress, so you design an experiment. You have two groups of plants, one that will be exposed to a stressor and another that will not. You apply the stress 3 times a day for 10 days. At day 1 you measure the amount of stress hormone in the plants and then again you measure the amount of stress hormone on day 10.
Here, the hypothesis is "plants communicate with their neighbors in response to stress", dependent variable is the amount of the stress hormone in the plants, and the independent variable is the exposure to stress (applied 3 times a day for 10 days), standardized variables are plants used, duration of the stressor, amount of stress hormone. The control group is the plant that is not exposed to stressor.
What is the significance of the control group?Here, the control group is the group of plants that are not exposed to stress, and the control groups plants are experimented or tested with the other plants to get the result of the stress hormone on the plants.
Hence, here, the hypothesis is "plants communicate with their neighbors in response to stress", dependent variable is the amount of the stress hormone in the plants, and the independent variable is the exposure to stress (applied 3 times a day for 10 days), standardized variables are plants used, duration of the stressor, amount of stress hormone. The control group is the plant that is not exposed to stressor.
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knowing the nervous system how is that information used in billing and coding ?
Answer:
In the context of billing and coding, knowledge of the nervous system is essential for accurately documenting and coding medical procedures and services related to neurology and neurosurgery. Medical coders and billers need to understand the anatomy, physiology, and terminology associated with the nervous system to appropriately code diagnoses, procedures, and services provided to patients.
Understanding the nervous system helps in accurately identifying and coding conditions such as nerve disorders, neuropathies, strokes, brain tumors, spinal cord injuries, and other neurologic conditions. It enables the coder to assign the correct International Classification of Diseases (ICD) diagnosis codes, such as ICD-10-CM, which are used to indicate the patient's condition.
Furthermore, knowledge of the nervous system assists in coding procedures and services related to neurology, such as nerve conduction studies, electromyography (EMG), electroencephalography (EEG), neurosurgical procedures, and interventional neuroradiology procedures.
Accurate coding ensures that healthcare providers are appropriately reimbursed for the services they provide and that the insurance claims are processed correctly. It also helps in data analysis, research, and monitoring trends in neurologic conditions and treatments.
Explanation:
In summary, understanding the nervous system is crucial in the billing and coding process to ensure accurate documentation, appropriate reimbursement, and effective management of neurologic conditions in healthcare settings.
18. What is the correct percentage amount for baryonic matter, dark matter,
and dark energy in the universe?
68% Baryonic Matter, 5% Dark Matter, 27% Dark Energy
95% Baryonic Matter, 2% Dark Matter, 3% Dark Energy
5% Baryonic Matter, 27% Dark Matter, 68% Dark Energy
0% Baryonic Matter, 0% Dark Matter, 100% Dark Energy
According to the scientists the correct percentage amount is about ~68% dark energy, ~27% dark matter, ~5% baryonic matter.
What is Dark Energy, Dark Matter and Baryonic Matter?
A hypothesized energy known as dark energy behaves like the antithesis of gravity by exerting a negative, repellent pressure. It has been proposed to explain the observable characteristics of far-off type Ia supernovae, which reveal an accelerated phase of the universe's expansion.Considered to make up about 85% of the universe's matter, dark matter is a hypothesized type of matter. The reason why dark matter is referred to be "dark" is because it does not appear to interact with the electromagnetic field. As a result, it cannot be detected because it does not emit, absorb, or reflect electromagnetic radiation.Dark matter made of baryons is referred to as baryonic dark matter in cosmology and astronomy. It is unlikely that all of the dark matter in the universe is baryonic. Baryonic dark matter is invisible through its radiation emissions, but its presence can be inferred from the gravitational effects on visible matter.
Scientists have calculated the universe's makeup as follows: 68% dark energy, 27% dark matter, and 5% normal matter. They did this by fitting a theoretical model of the universe's composition to the total set of cosmological observations.
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Write a 500-word research report on a pathogenic bacterium that is not discussed in this unit (you may choose one from the table in the pathogenic bacteria section of the Eubacteria lesson). Include the history, the scientific name of the bacterium, vectors, symptoms, etc.
We can see here that in order to write a research report on a pathogenic bacterium, here is a guide:
Carry out research on the pathogenic bacterium both online and offline.Your research should actually contain an information in the introduction section which introduces the bacterium.Then you move to given background details.What is a research report?The findings of a study or investigation carried out by researchers are presented in a formal document known as a research report.
Remember to include the following in your report:
the history, the scientific name of the bacterium, vectors, symptoms, etc.In academic and scientific settings, research reports are frequently used to convey research findings to other academics, researchers, and industry professionals.
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Mark this and return
How is energy related to the change of state
represented by the model?
O Atoms gain energy as a gas changes to a solid.
Atoms gain energy as a gas changes to a liquid.
Atoms lose energy as a gas changes to a solid.
Atoms lose energy as a gas changes to a liquid.
The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.
What is Atoms?A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.
The atoms in this process move from a higher-energy state to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.
Therefore the correct option is d.
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Select all that apply. People with high blood pressure should reduce their consumption of
fat.
protein.
sugar.
salt.
vegetables.
READING TOOL Main Idea and Details As you read through this lesson, write the main ideas
and supporting details in the chart below.
Answer: I will do it but i need a link for it bc i dont see a chart below
Explanation:
Can water go across a semipermeable cell membrane?
Answer:
I believe water can go across the membrane. I hope this helps.
Answer:
yes, water can go across a semipermiable cell membrane..
Explanation:
brainliest plz
Which individual is shown in the karyotype?
The answer to the question is,
trisomy 21 or Down syndrome
Answer:
Karyotypes can reveal changes in chromosome number associated with aneuploid conditions, such as Down syndrome. Careful analysis of karyotypes can also reveal more subtle structural changes, such as chromosomal deletions, duplications, translocations, or inversions.
hope it helps
Can someone help me out with these questions pls
The correct answer is :
Large surface area for gaseous exchange to take place - c. Millions of alveoli present in each lung.
Diffusion of gases through cell surfaces is facilitated - e. Alveoli and capillaries have a one cell thick wall.
Distance for diffusion is kept short - e. Alveoli and capillaries have a one cell thick wall.
Steep concentration gradient is constantly maintained - d. Each alveolus has a thin film of moisture.
Quick access to the circulatory system - a. Each alveolus is closely surrounded by a network of capillaries.
The lungs contain millions of alveoli, providing a large surface area for gaseous exchange to take place. This large surface area ensures that there is enough space for the exchange of gases between the alveoli and the bloodstream to occur efficiently.
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In corn plants, tall (T) is dominant to
short (t). What are the chances of two
heterozygous tall plants producing
| short offspring?
Answer:
The probability that one of wear their offspring will be short is 1/4 .
Explanation:
Answer:
1/4
Explanation:
TIME REMAINING
18:55
A hypothesis is _______.
a.
a proposed solution to observed phenomena
b.
a question derived from observed phenomena
c.
a testable explanation for observed phenomena
d.
generated as the final step in scientific inquiry
A hypothesis is a testable explanation for observed phenomena (option C).
What is a hypothesis?A hypothesis is a tentative conjecture explaining an observation, phenomenon or scientific problem that can be tested by further observation, investigation and/or experimentation.
A hypothesis is usually constructed prior to the experiment and is a statement that takes the 'IF, THEN' format.
A hypothesis must be subjected to experimentation to affirm it's validity and can either be rejected or accepted. Therefore, option C is correct.
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Plz help me well mark brainliest if correct!!!
At any given time, a 4-acre field contains an average of 200 kg dry weight of mallow plants. For these calculations, assume that the food chain shown below is isolated and that there are no other predators or sources of food involved. mallow plant- painted lady butterfly - phoebe- fox Assume that the dry weight of each animal is on average as indicated below Painted lady butterfly 0.1g Phoebe 48 Fox 1 kg (1000 g) a. Assuming that 10% of the biomass, as measured in dry weight, is transferred from one trophic level to the next higher level, calculate how many foxes the field could support at any given time. Show your work and include in your calculations how many phoebes and painted lady butterflies the field could support b. Construct a biomass pyramid diagram depicting the food chain described above. Include only the organisms of the food chain that the 4-acre field will support, and label the trophic level occupied by each organism. The units in your pyramid should be grams per square meter (g/m?) (Note: 1 acre = 4046.86 m).
a. The 4-acre field will support a total of 200 g foxes at any given time.
b. The pyramid is attached.
How to calculate support for food chain?a. To calculate the number of foxes that the field could support at any given time, we need to work our way up the food chain, starting with the mallow plants:
200 kg of mallow plants x 10% = 20 kg available to painted lady butterflies
20 kg of painted lady butterflies x 10% = 2 kg available to phoebes
2 kg of phoebes x 10% = 0.2 kg available to foxes
Now to convert kg to g to make the calculations easier:
200 kg = 200,000 g of mallow plants
0.1 g per painted lady butterfly x 20 kg of painted lady butterflies = 2000 g = 2 kg
48 g per phoebe x 2 kg of phoebes = 96,000 g = 96 kg
1000 g per fox x 0.2 kg of foxes = 200 g
Therefore, the 4-acre field could support approximately 200 g of foxes at any given time.
b. The biomass pyramid diagram is attached below.
To convert from kg per acre to g per square meter, multiply by a factor of 24.711 (since there are approximately 4046.86 square meters in an acre).
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A 75-year-old male with long-standing hypertension and angina due to coronary heart disease presents with ankle edema, nocturia, increased shortness of breath with activity, and a chronic nonproductive cough. He has a past history of smoking two packs per day and is an ex-alcoholic. His blood pressure is 170/80 and his heart rate is 100. Electrocardiography and chest radiography indicate the presence of left ventricular hypertrophy.
A. Relate the presence of uncontrolled hypertension and coronary artery disease to the development of heart failure in this man.
B. Explain the significance of left ventricular hypertrophy in terms of both a compensatory mechanism and as a pathologic mechanism in the progression of heart failure.
C. Explain the management and treatment for this diagnosis.
Left ventricular hypertrophy increases the chance of sudden death. Studies have shown that the problem increases the risk of developing some diseases, such as heart failure, stroke, coronary heart disease and even sudden death.
A. How does hypertension cause heart failure?In summary, heart failure can occur in the natural history of patients with hypertension, as a result of the action of a wide set of adaptive mechanisms triggered by the persistent increase in ventricular afterload, resulting in diastolic or systolic dysfunction.
B. What is the significance of left ventricular hypertrophy in terms of a compensatory mechanism and a pathological mechanism in the progression of heart failure?The term cardiac hypertrophy refers to increased myocardial mass. It is an adaptive response to a physiological or pathological overload. This adaptation occurs as a response of the heart to an overload of work and can be classified as concentric or eccentric.
C. Explain the management and treatment for this diagnosis.Treatment depends on the underlying cause and may involve medication or surgery. Left ventricular hypertrophy caused by aortic valve stenosis may require surgery to repair the narrowed valve or to replace it with an artificial valve.
With this information, we can conclude that left ventricular hypertrophy increases the chance of sudden death. Studies have shown that the problem increases the risk of developing some diseases, such as heart failure, stroke, coronary heart disease and even sudden death.
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complete the flow of deoxygenated blood other parts of the body (a)_____(b)_____tricuspid valve (c)______(d)_______capillary bed of the lungs(alveoli)
Answer:
The correct flow is - the body (a) Venules/vein/vena cava (b) Right atrium tricuspid valve (c) Right ventricle (d) Pulmonary artery, capillary bed of the lungs(alveoli)
Explanation:
Deoxygenated blood is moved from the tissues to the venules, veins or vena cava to the right atrium chamber and move through the tricuspid valve present in between both right chambers right atrium and right ventricle.
From the right ventricle, the deoxygenated blood is pumped into the pulmonary artery that takes the blood to the lungs more specifically to the capillary bed of lungs.
Thus, the flow is - the body (a) Venules/vein/vena cava (b) Right atrium tricuspid valve (c) Right ventricle (d) Pulmonary artery, capillary bed of the lungs(alveoli)
Refer to the periodic table entry below to answer the following question.
Answer:
The atomic Number is 42 and it has 18 electrons in the n=3shell
Explanation:
Answer:
The last choice
Explanation:
Atomic numbers are found on the top left, and the number below is the molar mass.
What is the difference between blue green and fungi?
Blue-green algae are photosynthetic prokaryotes, while fungi are eukaryotes that obtain nutrition through absorption.
Blue-green algae and fungi are both organisms, but they belong to different domains and have distinct characteristics. Blue-green algae, also known as cyanobacteria, are classified under the domain Bacteria, while fungi belong to the domain Eukarya.
Blue-green algae are prokaryotic organisms, lacking a true nucleus and membrane-bound organelles. They obtain energy through photosynthesis and are capable of converting sunlight into chemical energy. They typically inhabit aquatic environments, such as lakes, ponds, and oceans, and some species can fix atmospheric nitrogen.
On the other hand, fungi are eukaryotic organisms with a distinct nucleus and membrane-bound organelles. They obtain nutrition by absorbing organic matter from their surroundings. Fungi play crucial roles in decomposition and nutrient cycling in ecosystems. They can be found in various habitats, including soil, plants, and even as symbiotic partners with other organisms, such as in mycorrhizal associations.
In summary, the primary differences between blue-green algae and fungi lie in their cellular structure, mode of nutrition, and classification. While blue-green algae are photosynthetic prokaryotes, fungi are eukaryotes that obtain nutrition through absorption. Understanding these distinctions helps in appreciating the diversity and ecological significance of these two groups of organisms.
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explain how active transport occurs
Answer:
The movement of dissolved molecules into or out of a cell across the cell membrane, from a lower concentration to a higher concentration, is known as active transport. The particles use energy generated during breathing to travel against the concentration gradient.
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hello, where did the farmer go to jump over the moon with what annimal?
Answer:
The cow
Hey Diddle Diddle lyrics
Hey diddle diddle, the cat and the fiddle, The cow jumped over the moon. And the dish ran away with the spoon!
Prostaglandins are a class of eicosanoids, fatty acid derivatives with a variety of extremely potent actions on vertebrate tissues.
a. True
b. False
Describe the development of the zygote until implantation occurs.
If allele B made bacteria resistant to antibiotics, which of the following is correct
Answer:
The Bacteria population is less likely to be killed by antibiotics
what does the liver do when the blood sugar is low?
Answer:
The liver releases stored glucose around the clock, to match the body’s needs.
Explanation:
I need help with this table
Photosynthesis and cellular respiration are two close related and complementary processes. Photosynthesis produces organic molecules and releases oxygen, which are used during cellular respiration to produce water, ATP, and CO₂.
What are photosynthesis and cellular respiration?
Photosynthesis is a process plant cells go through when absorbing sunlight.
During photosynthesis, light energy and inorganic compounds are used to produce organic compounds -glucose- and release oxygen.
It occurs in chloroplasts and involves two stages: light-dependent and light-independent reactions.
• During light-dependent reactions, oxygen is released, while ATP and NADPH are produced. Both of them are used during light-independent reactions. It occurs in the thylakoid membrane in the electron transporter chain.
• The light-independent reaction occurs in the Calvin cycle in the stroma. During this stage, carbon from CO2 is fixated, and sugar molecules are synthesized
Cellular respiration is the process through which cells use organic compounds to produce energy.
Cellular respiration follows two ways, which depend on the presence or absence of oxygen, and both of them begin with the process of glycolysis, which occurs in the cytoplasm and does not need oxygen to occur.
Aerobic Respiration1. Occurs in the presence of free oxygen.
2. Series of reactions by which pyruvic acid (product of glycolysis) turns into CO₂ and H₂O, producing many ATP molecules.
3. Respiration occurs in the mitochondria.
4. Takes place in two steps or stages: Krebs cycle and electron transporter chain.
5. Glycolysis and Krebs cycle produce electrons, which then travel along the electron transporter chain while releasing energy, and ATP is produced.
Anaerobic Respiration1. Occurs in the absence of free oxygen
2. Series of reactions by which using pyruvate (product of glycolysis) 2 ATP molecules van be produced.
3. There are two ways in which anaerobic respiration can be produced: lactic fermentation and alcoholic fermentation.
4. Lactic fermentation produces lactic acid and 2 ATP
5. Alcoholic fermentation occurs in two steps, and the final products are ethylic alcohol, 2ATP, and 2 CO₂
6. The whole anaerobic process occurs outside the mitochondria.
Photosynthesis is complementary to cellular respiration.
Cellular Respiration: C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂OPhotosynthesis: 6CO₂ + 6H₂O → C₆H₁₂O₆+ 6O₂Table in the attached files
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Help! My cat has done this 3 times. She falls over, starts kicking her leg, and biting it or biting her tail. She usually doesn’t do this! What’s wrong with her???
HELP ME. HOW DO I DO THIS.
Answer:
okay
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What is A Brain? Write its parts name. and explain .
Answer and Explanation:
The brain is composed of three main structures, the cerebrum, cerebellum, and brain stem. The brain sends chemical and electrical signals throughout the body to regulate different biological functions and sense environmental changes. The brain communicates with the majority of the body through the spinal cord.