Answers
FALSE. Only currently operating facilities, not those in the future, are covered under the Resource Conservation and Recovery Act (RCRA).
What objectives does resource preservation seek to achieve?making sure that trash disposal doesn't pose any risks to the environment or human health. using less natural resources and energy. cutting back on waste production. assuring environmentally responsible trash management.
What does recycling mean?Collecting and reusing used materials is known as recycling. Because these used materials can be repurposed to create new products, recycling is practiced. it involves turning trash into useful materials. Cans, bottles, and plastic are all recycled.
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Related Questions
which of these is the most basic building block of a protein?a. fatty acidb. amino acidc. starchd. nucleotide
Answers
The most basic block o a protein is an aminoacid. The correct answer is option b.
The digestive system includes groups of tissues that absorb nutrients from food. What is the BEST way to classify this group of tissues?
Answers
2. Mammary glands are shared characteristic among mammals and the oldest common ancestor of mammals. This is an example of a
O A. cladogram.
O B. synapomorphy.
O c. taxonomy.
O D. phylogeny.
Answers
Answer: B
Explanation:
In Activity 2, which of the respirometers serves as a control? Explain your answer! Why was it the control? You should write at least 3 sentences to explain this. Respirometer A contains germinated beans. respirometer B contains dormant beans and plastic beads respirometer C contains plastic beads.
Answers
In Activity 2, the respirometer C serves as the control. A control is an essential part of any scientific experiment as it provides a baseline against which the experimental results can be compared.
Respirometer C containing only plastic beads does not contain any living organisms and therefore does not undergo cellular respiration. By comparing the results of respirometers A and B with the control (respirometer C), any changes in oxygen consumption and carbon dioxide production can be attributed to the metabolic activity of the germinated beans in respirometer A and the dormant beans in respirometer B.
This allows researchers to determine the specific effects of germination on cellular respiration by isolating the variables and eliminating any external factors that could influence the results.
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Why is the patellar stretch reflex beneficial?
Answers
Answer:
The Patellar reflex is beneficial because it maintain posture and balance and to ensure that the muscles remain at the length the brain sets.
Explanation:
If the solar system only contained Jupiter, Mars, Earth, Mercury, and Neptune, what
might Jupiter's gravity do?
Answers
The gravity of Jupiter is 2.4 times greater than the Earth's gravity and has the highest gravity as compared to other planets which is approximately 24.79m/\(s^2\).
What do you mean by Gravity?Gravity may be defined as the force of attraction that might attract any particles or bodies towards itself.
If the solar system only contained Jupiter, Mars, Earth, Mercury, and Neptune, it might cause an orbital collision with those planets. Due to its high gravity, it is called the vacuum cleaner of the solar system.
Therefore, it is described above.
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Which of the following processes provides the plant with food?
Responses
sunlight
photosynthesis
watering
fertilization
Answers
Answer:
Photosynthesis
Explanation:
Photosynthesis is a chemical reaction that takes place inside a plant, producing food for the plant to survive. Carbon dioxide, water, and light are all needed for photosynthesis to take place.
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1. Add these descriptive labels to the appropriate protein shape in the figure: folded paper and spiral.
Answers
The second diagram is the beta pleated sheet which is the folded paper shape
Are there any plants or animals that are resistant to chlordane
Answers
Answer:
yes
Explanation:
Chlordane is a pesticide that has been obtained from the synthesis of heptachlor, chlordane, and nonachlor. It has low vapor pressure and volatilizes leisurely
2 Why is it important to have all these different layers in our atmosphere?
Answers
Answer:
The atmosphere is a protective layer of gasses that shelters all life on Earth, keeping temperatures within a relatively small range.
Explanation:
Bc 8 science book page 105
Answers
what are the instructions that control a cell's activities found
Answers
What trend, if any, is evident in Mel’s data?
Answers
The trend that is evident is: Initially, there seems to be support for Mel's hypothesis, but the gold data is not consistent with the predicted trend.
Option C is correct.
How do we calculate?The data for zinc, nickel, copper, and silver shows that as the density increases, the melting point tends to increase.
From the data we can see , the data for gold does not follow this trend, as its density is lower than silver but its melting point is higher.
Therefore, while there is some initial support for Mel's hypothesis, the inconsistency with gold indicates that the relationship between density and melting point is not solely determined by density.
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Though it occurs naturally in lakes, human activities can increase
A the water table
B eutrophication
C tributaries
D reservoirs
Answers
Human activities can increase eutrophication. Option B
What is known as eutrophication?The process through which a body of water, such as a lake or river, gets enriched with nutrients, mainly nitrogen and phosphorus, is what is called eutrophication.
This water enrichmnt can be caused by natural or human activities like agriculture, wastewater treatment plant discharge, or air pollution from fossil fuels
Eutrophication can affect aquatic ecosystems negativly. This can lead to loss of biodiversity, or evn changes in the food web. It is also known to reduced recreational and beauty of of our water bodies.
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5. Sharon wants to conduct an experiment to determine if increasing the concentration of
atmospheric carbon dioxide around a plant will affect the plant's rate of photosynthesis. She must
complete the following steps: 1.Make a graphic display with which to results to others. 2.Write down
data as she conducts repeated trials of the experiment. 3.Interpret her results. 4.Make a hypothesis.
In which order should Sharon complete these steps?
a. 4-2-3-1
b. 3-1-2-4
c. 4-3-2-1
d. 2-4-3-1
Answers
Sharon wants to conduct an experiment to determine if increasing the concentration of atmospheric carbon dioxide around a plant will affect the plant's rate of photosynthesis. The correct option is C 4-3-2-1 .
Plants and other living things employ a process called photosynthesis to transform light energy into chemical energy that can then be released through cellular respiration to power the organism's activities. The word "photosynthesis" comes from the Greek words "light" and "putting together," and refers to the process of creating molecules of carbohydrates from carbon dioxide and water. These molecules, such as sugars and starches, are then stored with some of this chemical energy. [1] [2] [3] Photoautotrophs are creatures that perform photosynthesis, including most plants, algae, and cyanobacteria. The majority of the energy required for life on Earth is produced and maintained by photosynthesis, which is also substantially responsible for producing and maintaining the oxygen content of the atmosphere.
Even though various species perform photosynthesis in different ways, the process always starts when energy from light is absorbed by proteins called reaction centers that contain the colored pigments/chromophores green chlorophyll (and other colors). Unlike bacteria, which have these proteins incorporated in the plasma membrane, plants store these proteins in organelles called chloroplasts, which are most prevalent in leaf cells.
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In a recent study published in the journal Science, researchers found that a common pesticide causes honeybees to:A. resort to buzz pollination.B. assassinate their Queen.C. return to their hives less frequently.D. compete for resources with bumblebees.E. feed on their own larvae.
Answers
Option C, According to a recent study that was published in the journal Science, a popular pesticide makes honeybees less likely to visit their hives.
Sublethal levels typically result in toxic consequences that impair an organism's ability to operate normally and maintain its health without actually killing it. For instance, bees exposed to neurotoxic pesticides at sublethal dosages may experience stress, paralysis, or aberrant behavior without dying.
A class of pesticides known as neonicotinoids is widely employed on farmland and in urban settings. They are poisonous to bees because they are accumulated by the plants and can be found in pollen and nectar.
One of the most frequent predators of bee colonies in tropical & subtropical regions is all types of ants.
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Which of the following is an example of a difference between planets in the solar system?
a. A planet can have a surface made of either liquid or gas.
b. Some planets have thick atmospheres, while others have thin atmospheres.
c. A planet must have a moon, but it can differ in terms of its size.
d. All planets have rings, but some are very hard to see with your eyes.
Answers
Answer:
The answer is B
Explanation:
Some of the plantes have really thick atmospheres while others like mercury have no atmosphere. Without it, life of earth would not exist without our atmosphere.
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help me please on science
Answers
Answer:
science is the systematic way of studying living and nonliving things in our environment
Help me
Earth and space
Answers
Answer:
Most natural resources, including fossil fuels, are not distributed evenly around the Earth
So,your answer is unevenly distributed
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Which of these meals would give you most of the nutrients that you need ?
1 .Meat, milk and a piece of chocolate
2 .Bread, vegetables and fish
3 .Vegetables, fruits and water
4 .Meat, fish and bread
Answers
Vegetables and fruits are excellent sources of vitamins, minerals, and dietary fiber, while water is essential for hydration. While the other options may contain certain nutrients, they might not provide as balanced and varied a nutrient profile as the combination of vegetables, fruits, and water.
Vegetables and fruits are rich in vitamins A and C, folate, potassium, and dietary fibers, while water keeps the body hydrated. Additionally, a diet rich in vegetables and fruits has been associated with reduced risk of chronic diseases such as heart disease, diabetes, and cancer.
While meat, milk, chocolate, fish, and bread are also important sources of essential nutrients, they do not provide the same variety and amount of nutrients as a diet rich in vegetables, fruits, and water. Furthermore, foods like meat and milk are high in saturated fat and cholesterol, which can contribute to chronic health problems if consumed in excess.
What are striations, and how do they form?
Answers
Answer:
Striations or striae are scratches or small elongated grooves in bedrock or on clasts that are the product of abrasion . Clasts protruding out of basal sliding ice are dragged along bedrock surfaces producing the marks. The rate of abrasion depends on the effective force with which individual clast fragments are pressed against the bed, the flux of fragments over the bed, and the relative hardness of rocks in the ice and of the bed (Hallet, 1979). Hallet (1979) also noted that where geothermal heat flow or frictional heating are high, or where the ice is extending, the rate of abrasion should be higher. He also noted that glacier thickness has no affect on abrasion, and hence on the nature of striation morphology.
Explanation:The presence of striations is a reflection of the spatial and temporal variations in the stresses exerted by rock fragments entrained in basal ice, as well as a representation of glacier sliding (e.g., Boulton, 1974; Kamb et al., 1976; Hallet, 1979, 1981; Shoemaker, 1988; Iverson, 1991). The greater the stresses exerted, the greater the promotion of crack growth and brittle failure, and the deeper and wider the striae tend to be (Drewry, 1986).
What are the uses of cholesterol in animals and their cells?
Answers
Answer:
Cholesterol is a structural component of the cell membranes of animals. Because of cholesterol that provides cell membrane structural integrity and fluidity, animal cells need not to have cell walls such as that in bacterial and plant cells.Cholesterol reduces permeability of lipid membranes. ... Cholesterol plays has a role in membrane fluidity but it's most important function is in reducing the permeability of the cell membrane. Cholesterol helps to restrict the passage of molecules by increasing the packing of phospholipids.
Explanation:
The Earth is made of mostly
Answers
Answer:
Oxygen
Explanation:
Fats, sugars, and proteins are important food molecules. Which statement about these types of molecules is true?
Answers
The statement "There are all macronutrients" is true about these types of molecules
What are macronutrients?Macronutrients, essential components required by the body in substantial quantities, furnish energy, foster tissue growth and mending, and govern physiological processes. The trio of primary macronutrients encompasses carbohydrates, protein, and fat.
The precise magnitude of macronutrient requisites relies on factors such as age, gender, physical exertion, and overall well-being of an individual.
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Complete question:
Fats, sugars, and proteins are important food molecules. Which statement about these types of molecules is true?
a. There are all macronutrients
b. Sugar makes one fat
c. Sugar is the only thing that makes you fat
Do you think an extra set of
wings would be beneficial or
a disadvantage? Explain.
Answers
Answer:
beneficial because you could fly faster and have more power to go higher :)
How would transcription be affected if a gene that needed to be expressed was missing its promotor?
Answers
Answer:
it can't be used to make a protein in that cell.
Explanation:
If a gene is not transcribed in a cell, it can't be used to make a protein in that cell. If a gene does get transcribed, it is likely going to be used to make a protein (expressed). In general, the more a gene is transcribed, the more protein that will be made.
The transcription is affected as when the gene has not been transcribed the protein will not make. When a gene is transcribed, protein synthesis can happen.
What is gene transcription?Gene expression begins with transcription. To create an RNA molecule, the DNA sequence of a gene must be copied. RNA polymerases, which join nucleotides to create an RNA strand, carry out transcription (using a DNA strand as a template).
A gene cannot be used to produce a protein in a cell if it is not transcribed there. If a gene gets transcribed, it will probably be used to produce a protein (expressed). In general, more protein will be produced the more a gene is transcribed.
Therefore, the transcription is impacted since the protein cannot be produced if the gene is not transcribed. Protein synthesis can take place when a gene is transcribed.
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Why there were no clear zones for using LB media with 1% olive oil for screening lipilytic bacteria
Answers
The reason for the clear zone may be that there is Insufficient lipolytic activity.
Why the clear zone?The absence of clear zones when using LB media with 1% olive oil for screening lipolytic bacteria could be due to Insufficient lipolytic activity.
Enzymes called lipases, which are produced by lipolytic bacteria, break down fats and oils. It's possible that the bacteria utilized in the experiment won't create lipases or have poor lipolytic activity, which would prevent them from efficiently hydrolyzing the olive oil in the media. There wouldn't be any observable clearing or lipid hydrolysis zones as a result.
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Are viruses composed of cells?
Answers
Answer:
No
Explanation:
Viruses are not made out of cells. A single virus particle is known as a virion, and is made up of a set of genes bundled within a protective protein shell called a capsid. Certain virus strains will have an extra membrane (lipid bilayer) surrounding it called an envelope.
Answer:
Viruses are not composed of cells
A drug that blocks the action of carbonic anhydrase in parietal cells would result in
Answers
A drug that blocks the action of carbonic anhydrase in parietal cells would result in high pH during gastric digestion.
What is parietal cell?
"Acid-secreting cell of the stomach wall."What is carbonic anhydrase?Carbonic anhydrase is an enzyme that catalyzes interconversion of carbon dioxide (CO2) and carbonic acid (H2CO3)The drug that block this enzyme will inhibit the reaction of conversion of CO2 and water to carbonic acid which results in the low acid secretion in stomach.What is high pH?"A high pH would make heavy metals less available, and, therefore, less toxic."Hence, the drug blocking carbonic anhydrase will result in higher pH during digestion.
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Pls help I’m failing
Answers
Answer:
C.
Explanation:
Not A. because it didn't mention that (and it's not true)
Not B. because that wasn't mentioned (and common sense tells you it incorrect)
C. because it was mentioned (differently) and it made perfect sense
Not D. because it didn't even talk about how many letters (or sounds) there was to be true (plus look at A. above)