3
7
TIME REMAINING
57:02
The graph shows tide heights from a location in Canada.
Based on the trend shown by the data, which prediction
can be made?
Tide Height in Bay of Fundy, CA
14
12
O After 10:48 p.m., the tide height will be less than 10
m.
O The next high tide height will be higher than 12 m.
O After 10:48 p.m., the tide height will continue to fall.
If the graph continued, the next line would go down.
10-
8-
Tide Height (m)
6
2
O
3:25 AM
3:48 PM
9:56 PM
Po 4:14 AM)
10:22 AM
4:39 PM
10:48 PM
Answers
Answer:
c
Explanation:
did the test
Related Questions
interpret the model in ecological terms by taking into account of the interactions between the species.
Answers
The ecological, symbiotic relationship between two species that each benefits from their interaction.
What is ecology?
Ecology is the study of the relationships between living organisms, including humans, and their physical environment. Ecology considers organisms at the individual, population, community, ecosystem, and biosphere levels.
A symbiotic relationship is an ecological relationship in which two distinct species interact to live. This relationship can be either beneficial for species, harmful, or does not exert any influence.
Mutualism is a kind of symbiotic relationship. In this relationship, the two species live in close association with each other, in this association both species receive the benefit to be together.
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what is the purpose of charcoal in a charcoal cooler
Answers
A charcoal cooler, also known as a zeer pot or pot-in-pot refrigerator, is a simple, low-cost refrigeration system used in many parts of the world where electricity is not readily available. The purpose of the charcoal in a charcoal cooler is to provide a cooling effect through evaporative cooling. When water is added to the sand or soil surrounding the pot, the charcoal absorbs the water and becomes moist. As the water evaporates from the surface of the charcoal, it takes heat with it, resulting in a cooling effect inside the cooler. The porous nature of the charcoal allows air to flow through it, which helps to speed up the evaporation process and enhance the cooling effect. By adding or removing water from the sand or soil surrounding the pot, the temperature inside the cooler can be regulated to keep food and other perishables fresh for longer periods of time.
Answer:
Charcoal is an ideal material for refrigeration because it has pores, which absorb and store water. This reduces heat from outside. And because wet charcoal does not allow easy passage of heat, it results in low temperatures inside the cubicle
How much does a full size golden retriever weight?
Answers
A full-size Golden Retriever is a medium to large-sized breed of dog that is known for their friendly and intelligent nature.
Adult male Golden Retrievers usually weigh between 65 and 75 pounds (29 to 34 kg), while adult females typically weigh between 55 and 65 pounds (25 to 29 kg). However, it's important to note that individual dogs may vary in weight depending on factors such as genetics, diet, and exercise. It's essential to maintain a healthy weight for Golden Retrievers to ensure their overall health and well-being. A balanced diet and regular exercise, along with regular check-ups with a veterinarian, can help keep Golden Retrievers at a healthy weight
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The development of a goiter indicates that ________. a. the anterior pituitary is abnormally enlarged b. there is hypertrophy of the thyroid’s follicle cells c. there is an excessive accumulation of colloid in the thyroid follicles d. the anterior pituitary is secreting excessive growth hormone.
Answers
Answer: b
Explanation:
Which system is correctly paired with its function?
(1) immune system-intake and distribution of oxygen to cells of the body
(2) excretory system-remove potentially dangerous materials from the body
(3) digestive system-transport energy-rich molecules to cells
(4) circulatory system-produce building blocks of complex compound
Answers
Answer:
2. Excretory System
Explanation:
It was correct on my assignment
The system that is correctly paired with its function, which is to remove potentially dangerous materials from the body, is the excretory system (option 2), as the excretory system is important for the body to maintain homeostasis.
What is the significance of excretion and homeostasis in the body?Every animal has an excretory system, and aquatic animals have different types than terrestrial animals, and waste materials should be disposed of outside to maintain body homeostasis. In fish, the ammonia is released, while in humans, the urea is released.
Hence, the system that is correctly paired with its function, which is to remove potentially dangerous materials from the body, is the excretory system (option 2), as the excretory system is important for the body to maintain homeostasis.
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Which of these statements concerning aging and skeletal muscle is correct? a) A loss of muscle fibers occurs with aging. b) Slow-switch fibers decrease in number faster than fast-switch fibers. c) The number of motor neurons remains constant. d) The loss of strenght and speed is due mainly to lose of neuromuscular junctions.
Answers
In the Hershey-Chase experiment, what was this single difference?
a) Growing of the cells in the presence of different isotopes of nitrogen: first 15N and later 14N.
b) Labeling bacterial DNA or labeling bacterial proteins.
c) Growing of the cells in the presence of different isotopes of nitrogen: first 14N and later 15N.
d) Labeling viral DNA or labeling viral proteins.
Answers
In the Hershey-Chase experiment, the single difference was labeling viral DNA or labeling viral proteins.
The correct answer is option d) Labeling viral DNA or labeling viral proteins.
This experiment was designed to determine whether genetic material was composed of DNA or proteins. They used two different isotopes (32P and 35S) to label viral DNA and viral proteins, respectively. Then, they observed which labeled component was transferred to the bacterial cells during infection, concluding that DNA is the genetic material.
In 1952, Alfred Hershey and Martha Chase took an effort to find the genetic material in organisms. Their experiments led to an unequivocal proof to DNA as genetic material. Bacteriophages (viruses that affect bacteria) were the key element for Hershey and Chase experiment.
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How can a father's habits affect the health of an unborn child during prenatal development?
A) father's use of crack cocaine causes sperm mutations, such that two sperm are capable of fertilizing a single ovum.
B) father's nicotine intake produces DNA changes that are passed to the fetus on chromosome 23.
C) father's use of barbiturates interacts with a mother's use of marijuana, resulting in missing chromosomes on a child's 8th pair.
D) father's use of alcohol or illegal drugs can affect his sperm, which in turn may lead to chromosomal damage that affects the fetus.
Answers
However, father's use of barbiturates interacts with a mother's use of marijuana, resulting in missing chromosomes on a child's 8th pair. This statement is not true, which makes option C incorrect.Father's use of crack cocaine causes sperm mutations, such that two sperm are capable of fertilizing a single ovum.
The father's use of alcohol or illegal drugs can affect his sperm, which in turn may lead to chromosomal damage that affects the fetus. This is how a father's habits can affect the health of an unborn child during prenatal development. It is important to note that the consumption of drugs, including alcohol, by expectant fathers poses significant risks to the developing fetus. Maternal alcohol or drug use, such as marijuana or cocaine, has long been known to have detrimental effects on the developing fetus, however, the negative effects of paternal alcohol or drug use on the fetus have only recently come to light. Nicotine intake does not produce DNA changes that are passed to the fetus on chromosome 23. Therefore, option B is incorrect . Barbiturates are a class of drugs that are used to treat a range of conditions, including anxiety and sleep disorders. They can be dangerous when taken improperly, leading to dependence and addiction. However, father's use of barbiturates interacts with a mother's use of marijuana, resulting in missing chromosomes on a child's 8th pair.
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the digestion of sucrose (table sugar) results in what two monosaccharides?
Answers
Sucrose is a disaccharide that is composed of the monosaccharides glucose and fructose.
Sucrose is a simple carbohydrate that is present in sugar cane, sugar beets, honey, and other sweet substances. It is a disaccharide, which means that it is made up of two monosaccharides. When sucrose is ingested, it is broken down into its monosaccharide components by digestive enzymes in the small intestine.
The enzyme sucrase is required to break down the disaccharide sucrose into its monosaccharide components.
Glucose and fructose are the two monosaccharides that result from the digestion of sucrose.
Glucose is the most common sugar in the body. It is the body's main source of energy. Fructose is a type of sugar that is found naturally in fruits and vegetables. It is also added to many processed foods.
The digestion of sucrose is a necessary process for the body to obtain energy from sugar. It is also important for the absorption of other nutrients, such as vitamins and minerals.
Thus, the two monosaccharides are glucose and fructose.
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5) Certain parasites, such as intestinal tapeworms, cannot survive outside of the host. Why are they still considered alive
Answers
Certain parasites such as intestinal tapeworms cannot survive outside the host. Despite this fact, they are still considered alive because they meet the criteria of living organisms.
Living organisms possess the following characteristics or criteria that make them alive: They grow and develop. They adapt and respond to stimuli. They are made up of one or more cells. They reproduce. They metabolize, that is, they produce and use energy.
A parasite is an organism that lives on or in a host and gains nutrients at the host's expense. Tapeworms are an example of a parasite. They live in the human gut and extract nutrients from the host. Tapeworms do not have their metabolism because they use their host's metabolism.
Therefore, they need to remain in the host's intestine to get nutrients.In conclusion, tapeworms and other parasites, despite being unable to live outside of a host, are still classified as living organisms because they meet the criteria of living organisms.
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What type of TV needs to use an electron gun?
1. LED
2. LCD
3. 3D
4. Cathode Ray tube
Answers
Answer:
A black-and-white TV has a single electron gun, a cathode Ray tube
Answer:
4. Cathode Ray tube
Explanation:
What molecule contains hydrogen , carbon, nitrogen, and oxygen?
Answers
What molecule contains hydrogen , carbon, nitrogen, and oxygen?
Nucleic Acids
Answer:
Nucleic Acids
Explanation:
"Nucleic acids are organic compounds that contain carbon, hydrogen, oxygen, nitrogen, and phosphorus. They are made of smaller units called nucleotides. Nucleic acids are named for the nucleus of the cell, where some of them are found."
because reverse transcriptase is an error-prone enzyme it follows that
Answers
Because reverse transcriptase is an error-prone enzyme, it follows that it can introduce mutations or errors during the process of reverse transcription.
Reverse transcriptase is an enzyme responsible for converting RNA into DNA, a process known as reverse transcription. This enzyme is commonly found in retroviruses, such as HIV, and is also utilized in molecular biology techniques like reverse transcription polymerase chain reaction (RT-PCR).
The error-prone nature of reverse transcriptase arises from its lack of proofreading activity, which means it does not have a built-in mechanism to correct mistakes during DNA synthesis. As a result, it can make errors or introduce mutations during the reverse transcription process.
These errors can occur due to various factors, such as the low fidelity of the enzyme, the template RNA sequence, or the presence of chemicals or conditions that influence the enzymatic activity. The introduced errors can lead to changes in the resulting DNA sequence, potentially altering the genetic information encoded by the RNA template.
It is worth noting that the error rate of reverse transcriptase can vary depending on the specific enzyme and conditions used. Some reverse transcriptases have higher fidelity than others, and researchers can utilize modified versions of the enzyme with enhanced fidelity for specific applications where accuracy is crucial.
Overall, due to the error-prone nature of reverse transcriptase, it is important to consider the potential for mutations or errors when utilizing reverse transcription techniques in research or diagnostics, and appropriate quality control measures are typically employed to minimize and detect such errors.
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a teacher has samples of 3 different metals. He does not know which metals they are but he knows that they are above zinc in the reactivity series. Describe and experiment that will show which of the metals is most reactive and which one is less reactive in the scale. State what the teacher should do.
Answers
Answer: the teacher can perform a displacement reaction experiment.
Explanation:
To determine the relative reactivity of the three unknown metals above zinc in the reactivity series, the teacher can perform a displacement reaction experiment. Here's what the teacher should do:
1. Obtain three test tubes or containers and label them as A, B, and C to represent the three unknown metals.
2. Add equal amounts of a dilute solution of zinc sulfate (ZnSO4) to each of the three test tubes.
3. Take a small piece or strip of one of the unknown metals and place it in test tube A. Repeat this step with the other two unknown metals, placing them in test tubes B and C, respectively.
4. Observe the reactions that occur. If a displacement reaction takes place, the more reactive metal will displace zinc from the zinc sulfate solution, resulting in a color change or precipitation.
5. Record the observations. Note any visible changes, such as a change in color or the formation of a solid (precipitate) in the test tubes.
6. Compare the reactions in the test tubes. The test tube where the most vigorous reaction or significant color change occurs indicates the most reactive metal among the three unknown metals. The test tube with a less pronounced or no reaction would correspond to the less reactive metal.
By comparing the displacement reactions of the unknown metals with zinc, the teacher can identify the most reactive metal and determine their relative reactivity in the reactivity series.
What is an ATP molecule and why is it important 
Answers
Answer:
ATP captures chemical energy obtained from the breakdown of food molecules and releases it to fuel other cellular processes.
Explanation:
Answer and explanation:
it is a coenzyme that works with enzymes such as ATP triphosphatase to transfer energy to cells by releasing its phosphate groups.
have a nice day!
Why does the body need skeletal muscle contraction, pressure changes during breathing, and vasoconstriction to move blood through the veins?
Answers
The body needs skeletal muscle contraction, pressure changes during breathing, and vasoconstriction to facilitate the flow of blood and ensure efficient circulation.
Skeletal muscle contraction plays a crucial role in moving blood through the veins. When skeletal muscles contract, they compress the nearby veins, which helps to push the blood towards the heart. This is especially important in the veins of the legs, where the blood has to move against gravity to reach the heart. Without skeletal muscle contraction, blood flow in the veins would be significantly reduced.
Pressure changes during breathing also contribute to the movement of blood through the veins. During inhalation, the diaphragm and other respiratory muscles contract, creating a negative pressure in the chest cavity. This negative pressure helps to draw blood towards the heart and facilitate venous return. When we exhale, the pressure in the chest cavity increases, which helps to push blood out of the veins and into the heart.
Vasoconstriction, the narrowing of blood vessels, also aids in the movement of blood through the veins. When blood vessels constrict, the diameter of the vessels decreases, which increases the pressure and forces the blood to move forward. This is particularly important in smaller blood vessels, such as the arterioles and venules, where vasoconstriction can help to maintain blood flow and prevent blood pooling.
In summary, skeletal muscle contraction, pressure changes during breathing, and vasoconstriction are all essential mechanisms that the body utilizes to move blood through the veins. These processes work together to ensure efficient circulation and maintain the proper functioning of the cardiovascular system.
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Which reservoir has the largest deposit of carbon? (1 point)
O plant biomass
O rocks and sediment
O oceans
O atmosphere
Answers
Oceans are the reservoir that has the largest deposit of carbon.
Why oceans are considered largest deposit of carbon?The oceans are the largest reservoir of carbon which is followed by geological reserves of fossil fuels, the terrestrial surface (plans and soil), and the atmosphere. Carbon moves naturally between the earth and atmosphere continuously. Ocean is called a carbon 'sink' because it absorb more carbon from the atmosphere than it gives up through photosynthesis.
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Answer: Rocks and sediment as they store about 44,000 Gigatons of carbon about 44,000 Gigatons is stored in rocks. The rest is in the ocean, atmosphere, plants, soil, and fossil fuels. And so the answer is rocks and sediment take it this way ok so if a kiloton is 1,000 tons and a megaton is 1,000 kilotons then a gigaton is 1,000 megatons which the largest man made bomb was about 50 gigatons so well 44,000 Gigatons is 44,000 Billion tons or 44 Teratons which a Teratons is of course 1 trillion tons or 1,000 Gigatons.
hope i helped
Explanation:
describe how standing in a wool uniform on a hot day can lead to decreased stroke volume. how will this affect cardiac output and blood pressure?
Answers
Standing in a wool uniform on a hot day can lead to decreased stroke volume. This affects cardiac output and blood pressure as it restricts the body's ability to regulate its temperature.
When the body overheats, the heart pumps more blood to help remove excess heat. However, awool uniform, which is a thick fabric, prevents the body from losing heat, leading to increased body temperature, which affects the heart's ability to pump blood efficiently.
Therefore, when the body is hot, the heart has to work harder to pump blood to the surface of the skin. This causes an increase in blood pressure, which leads to decreased stroke volume.
In addition, when the body is hot, the heart rate increases, which affects the ability of the heart to pump blood efficiently, and this can also lead to decreased stroke volume.
Combined, these two factors can lead to decreased cardiac output.
This affects cardiac output and blood pressure as the body is unable to regulate its temperature, causing the heart to work harder to pump blood to the surface of the skin, leading to increased blood pressure, and decreased stroke volume.
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A product of the metabolism of certain nucleic acid bases is.
Answers
Answer: Uric Acid
Explanation:
A product of the metabolism of certain nucleic acid bases is uric acid.
1. Refer to the data in Model 1.
Flow many males are taller than 175 cm and approximately what percentage is
that?
Answers
Answer:
11 males, 25%
Explanation:
Eleven of the 44 males in this study are taller than 175 centimetres, which makes it one fourth of the total that is 25%. See below:
simplify the fraction \(\frac{11}{44}\)
= \(\frac{1}{4}\) now multiply it by 100 to convert to a percentage value.
= 25%
Answer:
The correct answer is 10 and this is 50%
Explanation:
Sasha used the Internet to find and print images of the esophagus, stomach, liver, and intestines. She then arranged these structures to show how they are organized inside a human body. What sequence of organization was Sasha demonstrating?
a. cells - tissues
B. tissues - organs
C. organ systems - organism
D. organs - organ systems
Answers
Answer:
d
hope this is right and good luck
Tax breaks can be offered to companies that comply with non-required environmental regulations. Which of these would be a reason the government might offer a tax break to a business? A. A tax break might be offered when a business REDUCES their carbon emissions. B. A tax break might be offered when a business INCREASES their habitat destruction. C. A tax break might be offered when a business INCREASES the amount of harmful pollution they produce. ➜
Answers
A. A tax break might be offered when a business REDUCES their carbon emissions would be a reason the government might offer a tax break to a business
Which would be a reason the government might offer a tax break to a business?The government would likely consider the companies who reduces their carbon emission. This is to encourage other businesses to reduce the negative impact of their business to the environment by reducing their carbon emissions.
It would make no sense if a government issue task break to businesses who increase their habitat destruction and the amount of harmful pollution they produce
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A student observes several slides with different cell types under a microscope.
Slide
Type of Cells
Slide 1 Liver cell of a mouse
Slide 2 Sperm cell of a human
Slide 3 Skin cells of a human
Slide 4 Egg cells of a mouse
Which pair of slides contains cells that resulted from meiosis?
O Slide 1 and Slide 3
O Slide 2 and Slide 4
O Slide 2 and Slide 3
Slide 1 and Slide 4
Answers
Answer:
The slides containing cells resulting from meiosis are slides 2 and 4.
Explanation:
The cells on slide two are human sperm, while on slide four are mouse eggs. Both sperm and eggs are sex cells or gametes, produced through meiosis.
Meiosis is the mechanism of reductional cell division that serves to obtain gametes, a process called gametogenesis. In meiosis, four haploid daughter cells, the gametes, are obtained from a diploid cell.
The other options (slides) are not correct because :
Mouse liver and human skin cells are somatic cells, produced by mitosis.encapsulated organisms are difficult to directly stain because
Answers
Encapsulated organisms are difficult to directly stain because of their protective outer layer, which prevents the staining agents from penetrating the cell wall. The capsule, which is composed of complex polysaccharides, acts as a barrier between the organism and the environment.
This layer i?>mely on the ability of the dye to penetrate the cell wall and interact with the internal structures of the cell. Encapsulated organisms, such as Streptococcus pneumoniae, are better visualized using indirect staining methods, such as the Quellung reaction. This test involves the use of specific antibodies that bind to the capsule and cause it to swell, making it more visible under a microscope. Overall, encapsulated organisms require specialized staining techniques to be accurately identified and studied.
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Model of asexual and sexual reproduction.
give me a model of these, i’ll give whatever i can. it’d be a life save. best regards, happy new years.
Answers
Answer:
sexual reproduction is where a sperm and egg combine togethe r which is called a zygote. and after couple months turn into a baby(example; us humans) Asexual are things that do not need a mating partner to reproduce such as cells, they can reproduce themselves from 1 to 2 to 4 to 8 to 16 to 32 again and again. I cannot show a model but this summarizes what happens. Hope it helps, if you need a picture you can search them up
which of these refers to the clumping of material?
a. filtration
b. aeration
c. coagulation
d. minimization
Answers
Answer:
coagulation
Explanation:
Which of the following is an example of a plant virus?O BacteriophageO InfluenzaO FIVO TMV
Answers
An example of a plant virus is the Tobacco mosaic virus (TMV), which when infecting plants, cause them to have an stunted and irregular growth of their tissues, such as leaf and stems, which provokes the plant to not developing well
What happens in meiosis I that does not occur in meiosis II?
-cytokinesis takes place
-nuclei divide
-DNA is copied
-haploid cells form
Answers
DNA replication only take place in meiosisI
Answer:
DNA is Copied
Explanation:
How does dna replication differ between eukaryotes and prokaryotes.
Answers
Answer:
Explanation: they differ because they are different organelles
Pangaea was a ... that formed near the end of the Paleozoic era.
Answers
Answer:
TRUE
Explanation: