the boundary between which two tectonic plates is most similar geologically to the plate boundary at the Mid-Atlantic Ridge?
A) Pacific and Nazca
B)Cocos and Caribbean
C)Nazca and South America
D)Eurasian and Indian-Austrailian
Answers
The correct answer for the boundary between which two tectonic plates are most similar to the plate boundary at the Mid -Atlantic Ridge is ( D ) : Eurasian and Indian-Australian
Tectonic plates are parts of the Earth's crust and uppermost mantle which are collectively called lithosphere. tectonic plates are made up of two distinct materials which are:
Ocean crust Continental crustThe plate boundary between two tectonic plates ( Eurasian and Indian Australian boundary ) appears geologically similar to the plate boundary at the Mid-Atlantic Ridge because the Mid-Atlantic Ridge ( divergent plate boundary ) occurs along the plate boundary where the ocean floors are formed as plates separated from each other.
Hence the correct answer from the options is Eurasian and Indian-Australian boundary
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Related Questions
An 80-year-old client with a history of coronary artery disease is admitted to the hospital for observation after a fall. during the night the client has an episode of paroxysmal nocturnal dyspnea. in what position should the nurse place the client to best decrease preload?
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The client's paroxysmal dyspnea was probably caused by sleeping in bed with the legs at the level of the heart; this position increases venous return from dependent body areas, increasing the intravascular volume. Sitting up and leaning forward while keeping the legs dependent slows venous return as well as increases thoracic capacity. Although the contour position elevates the client's head, it does not place the legs in a dependent enough position to substantially decrease venous return. The recumbent position is contraindicated. Venous return increases when the lower extremities are at the level of the heart. Also, the pressure of the abdominal organs against the diaphragm decreases thoracic capacity. The Trendelenburg position is contraindicated. Venous return increases when the lower extremities are higher than the level of the heart. Also, the pressure of the abdominal organs against the diaphragm decreases thoracic capacity.
Each cell expresses, or turns on, only a fraction of its genes. the rest of the genes are repressed, or turned off. the process of turning genes on and off is known as gene regulation. gene regulation can occur at any point during gene expression, but most commonly occurs at the level of _________, when the information in a gene's dna is transferred to mrna.
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The process takes place during the transcription only when the genes are being switched on and switched off on the basis of the requirement of genes that are being synthesized on the basis of requirement as well.
What are various models that explain the functioning of the same ?It is Lac operon model that is by Jacob and Monad that explains the various mechanisms on the basis of the requirement for the same.
The central dogma is like that there is synthesis of RNA from DNA through the transcription and the translation through the mRNA into the proteins but that is through the ribosomal units where that is happening.
In the case of the transcription there is a specific unit that is like that when the requirement is there then the switch is on but as the requirement is gone then they automatically gets switched off.
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Traits will sort themselves into gamete independently of what other traits are doing.” This is Mendel’s law of __________.
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Answer:
d. independent
Explanation:
The region of our solar system between mercury and mars has very few asteroids, while the region between mars and jupiter has many asteroids. based on what you have learned, what is the most likely explanation for the lack of asteroids between mercury and mars?
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Give one example of a bird and one example of a reptile. Describe one defining characteristic of each. What is a significant similarity between birds and reptiles?
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Answer:
Birds, such as owls and eagles, have feathers and thin, hollow bones. Reptiles, such as snakes and lizards, have scaly skin and are ectothermic animals. Both possess a unique kind of egg called the amniotic egg.
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True or false? the endosperm tissue that nourishes the developing plant has the same nutritional characteristics regardless of the plant species. view available hint(s)
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Scientist classify plants based on their height and how they reproduce
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Scientists do not classify plants based on their height and method of production but rather scientists classify plants based on HOW THEY TRANSPORT WATER AND NUTRIENTS AND HOW THEY REPRODUCE.
Based on water and nutrients transportation, plants are classified as vascular and non vascular plants. Based on their manner of reproduction, plants are classified as sexual and asexual.
True or false: student loans often don't require you to start paying them back until after you've completed the course(s).
a.true
b.false
Answers
A registered nurse is teaching a nursing student about lawrence kohlberg's theory of moral development. which information provided by the registered nurse regarding postconventional reasoning needs correction?
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Lawrence Kohlberg's tiers of moral development represent an adaptation of a psychological theory initially conceived by the Swiss psychologist Jean Piaget. Kohlberg started out paintings in this topic whilst a psychology graduate pupil at the university of Chicago in 1958, and improved upon the concept at some point of his lifestyles.
Which of these statements is true for restriction enzymes? each restriction enzyme is able to make a staggered cut at its recognition site. a given restriction enzyme will always recognize the same dna sequence, but it will cut differently depending on the species of origin of the dna. a different restriction enzyme must be used to open the vector dna than to excise the gene sequence to be cloned. any restriction enzyme can cut any piece of dna. restriction enzymes are useful in genetic engineering when they make staggered cuts in dna?
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An ecologist is studying the painted turtle population in a small pond. at the beginning of the year, there are 100 individuals. over the course of a year, 40 turtles are born and 60 die. there is no migration. what is the growth rate (r) of the painted turtle population?
Answers
40/100 = 0.4
Then calculate the death rate. Out of 100 individuals, 60 died. Therefore the death rate is:
60/100 = 0.6
Finally, subtract the death rate from the birth rate to obtain the growth rate:
0.4 - 0.6 = -0.2
Therefore, in this case, the growth rate is negative and the population is in decline.
A warning sign of the female athlete triad includes:
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When an herbivore eats a plant, what happens to 90% of the energy obtained from that plant?
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What is unique about transduction compared to normal bacteriophage infection? what is unique about transduction compared to normal bacteriophage infection? the bacteriophage takes fragments of the cell with it during transduction. the bacteriophage does not erupt from an infected cell during transduction. transduction transfers dna from the chromosome of one cell to another?
Answers
(1) The bacteriophage takes fragments of the cell with it during transduction
(2) The bacteriophage does not erupt from an infected cell during transduction.
(3) Transduction transfers DNA from the chromosome of one cell to another.
Transduction is the process wherein a bacteriophage (a virus) injects foreign DNA to be incorporated in the bacterial genetic material. Usually the most common differentiating feature between bacteriophage infection and transduction is that infection is usually destructive and lytic as the bacteriophage uses the bacteria for its own self-replication then it will erupt from the bacteria.
Transduction is a mechanism of horizontal gene transfer in bacteria where the bacteriophage takes fragments of the infected cell's DNA and transfers it to another bacterium. This is unique compared to normal bacteriophage infection where the bacteriophage does not take fragments of the cell with it and it erupts from the infected cell.
Explanation:Transduction is a mechanism of horizontal gene transfer in bacteria where genes are transferred through viral infection. It is unique compared to normal bacteriophage infection because, during transduction, the bacteriophage takes fragments of the infected cell's DNA and transfers it to another bacterium. This results in the transfer of DNA from the chromosome of one cell to another. In normal bacteriophage infection, the bacteriophage does not take fragments of the cell with it and it erupts from the infected cell.
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Match each field of study to the correct piece of evidence. Tiles molecular biology comparative anatomy developmental biology Pairs embryo of a pig and a calf arrowBoth DNA of a pig and a calf arrowBoth limb structure of a pig and a calf arrowBoth
Answers
development biology - embryo
comparative anatomy - limb of pig and calf
Ans.
Molecular biology can be defined as a branch of biology that includes study of molecular basis of cells, interaction between biomolecules, such as proteins, DNA, and RNA, their synthesis, functions, and regulation. Thus, it is correctly matches with 'DNA of a pig and a calf arrow.'
Comparative anatomy involves study of similarities and dissimilarities between the anatomy of organisms of different species. Thus, it is correctly matches with 'limb structure of a pig and a calf arrow.'
Development biology is a branch of biology, which concerns the growth and development of organisms. Thus, it is correctly matches with 'embryo of a pig and a calf.'
Milk has a pH of 6. Tomato juice has a pH of 4. Therefore, tomato juice is:
a.20 times more acidic than milk.
b.100 times more acidic than milk.
c.100 times less acidic than milk.
d.20 times less acidic than milk
Answers
Tomato juice is 100 times more acidic than milk since it has a pH of 4 compared to milk's pH of 6, and lemon juice is 100 times more acidic than tomato juice as it has a pH of 2.
The pH scale is logarithmic, meaning that each whole pH value below 7 is exponentially more acidic than the one above it by a factor of 10. Therefore, a pH difference of 2, such as from pH 6 to pH 4 is 10 x 10, or 100 times more acidic. In this case, tomato juice with a pH of 4 is 100 times more acidic than milk with a pH of 6. Answering the student's question, tomato juice is 100 times more acidic than milk, which corresponds to option b.
Comparing Lemon and Tomato Juice
When comparing the hydrogen ion concentration of lemon juice at pH 2 to tomato juice at pH 4, the difference is 2 pH units. This indicates that lemon juice's hydrogen ion concentration is 100 times higher than that of tomato juice, which corresponds to option c above.
What do fungi and arthropods have in common?
a.both groups are commonly coenocytic.
b.the haploid state is dominant in both groups.
c.both groups are predominantly saprobic in nutrition.
d.the protective coats of both groups are made of chitin.
e.both groups have cell walls?
Answers
Chitin is a long-chain polymer derivative of glucose, with a structural function in various groups of animals and plants, such as of cell walls of fungi, exoskeletons of arthropods and the scales of fish. It can be compared in function to keratin found in our hair and nails.
Fungi and arthropods both share the characteristic of having chitin in their protective layers; fungi in their cell walls, and arthropods in their exoskeletons.
Explanation:The commonality between fungi and arthropods is chitin in their protective layers. While both fungi and arthropods are diverse groups with characteristics unique to each, they share the trait of having structures composed of chitin. Fungi have chitin in their cell walls, which provides rigidity and structural support. This is analogous to arthropods, which have an exoskeleton also made of chitin, a tough carbohydrate that lends them their characteristic rigidity and protection.
Therefore, the correct answer to the question is 'd. the protective coats of both groups are made of chitin.' This is a distinctive feature they share, compared to other characteristics where they differ, such as their predominant nutrition form or the dominance of the haploid state in their life cycles.
The survival of some plants depends on their ability to have seeds transported to a favorable environment. Describe three different ways seeds can be transported from one location to another?
Answers
1. Through wind – Seeds such as sycamore and dandelions have wings and fruits that can be easily blown about and carried over distances by winds.
2. Through water – Some seeds that float in water are carried by water from one location to another. An example is the fruit of original coconut palms on South Sea Islands which were transported there from the mainland by ocean currents.
3. Through explosions - Some plants such as peas and laburnum disperse their own seeds. Their pods become dry and split open suddenly with a large force which throws their seeds to another location.
Answer:
The three different ways are mentioned as under:
1) Wind dispersal
2) Dispersal by water
3) Dispersal by animals
Explanation:
1) Wind dispersal: Wind dispersal is very common mode of seed transfer from one plant to another plant. Seeds of some plants are light in weight. Therefore, they can be easily blown away from one plant at a particular region to another region which is distantly located. Some examples of such plants are kauri, maple trees etc.
2) Water dispersal: The seeds of some plants are dispersed by water. In this way of dispersal, the seeds are blown away by flowing water. This mode of seed dispersal is not very common. The seeds of vallisneria, sea grass etc. are dispersed by water.
3) Dispersal by animals : Seeds can be dispersed by animals too. When animals pluck the fruits from a plant and eat the fruit, the seed of that fruit enters their digestive tract. When those animals excrete, that time the seed comes out of their digestive tract and grow as an independent plant. Some animals pluck the fruit and eat the pulp and throw the seed at far away place from the tree. That seed then grows as an independent tree at a distantly located area. Examples are : Mango tree, raspberry etc.
The average threshold for human hearing is the tick of a watch from ______ under very quiet conditions.
Answers
The human hearing range is a description of the pitches and loudness levels a person can hear before feeling discomfort. There is a variety of sounds in our environment, ranging from faint sounds like birdsong and rustling leaves to louder sounds like music, yelling, and industrial noise.
Jamal is asked to write a science essay about molecular forces. He first turns to his science textbook for information. Which is the BEST second source for Jamal’s research? A) a magazine B) a newspaper C) a scientific journal D) a science-fiction novel
Answers
From the list given this is the best second source for the research. Science fiction novels and not real and so would be unacceptable. Magazines and news papers reporting on scientific research most likely get information from scientific journals.
The four Galilean moons were discovered in the year 1610, but the next moon of Jupiter to be discovered, Amalthea, was not found until 1892. The distinction that was most responsible for the early discovery of the Galilean moons was their: A. orbital speeds. B. orbital periods. C. average orbital radii. D. diameters.
Answers
Final answer:
The early discovery of the Galilean moons was due to their orbital periods, which were observed to be different by Galileo. This discovery challenged the geocentric view and showed that objects could revolve around a planet other than Earth.
Explanation:
The distinction that was most responsible for the early discovery of the Galilean moons was their orbital periods. When Galileo observed these moons with his telescope, he noticed that they had different orbital periods, ranging from just under 2 days to about 17 days. This discovery was significant because it showed that objects could revolve around a planet other than Earth and that there could be centers of motion that are themselves in motion.
How long would it take to walk to florida from pennsylvania?
Answers
The distance and time it takes to walk from Pennsylvania to Florida can vary depending on the specific starting and ending locations, the route chosen, and the walking pace of the individual.
However, to provide a rough estimate, let's consider a popular route from Philadelphia, Pennsylvania, to Miami, Florida, which covers a distance of approximately 1,180 miles (1,900 kilometers) along major highways.
The average walking speed for a person is typically around 3 to 4 miles per hour (4.8 to 6.4 kilometers per hour). Assuming an average walking speed of 3.5 miles per hour (5.6 kilometers per hour), we can calculate a basic estimate of the walking time:
Distance to walk: 1,180 miles
Walking speed: 3.5 miles per hour
Time = Distance / Speed
Time = 1,180 miles / 3.5 miles per hour
Time ≈ 337.1 hours
Time in days ≈ 337.1 hours / 24 hours per day
Time in days ≈ 14.05 days
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A caregiver of a toddler has called the poison control nurse to report that the child licked a small amount of petroleum jelly. the caregiver states that the toddler is sitting on the floor, watching a cartoon, and playing with a toy. which information will the poison control nurse provide?
Answers
The correct answer is to "dilute with milk and water". The patient should not be induced to vomit to prevent aspiration as this can lead to another condition which is aspiration pneumonia.
What is pneumonia?Pneumonia is a respiratory disease which affects the lungs. Pneumonia is an infection that inflames the air sacs in one or both lungs.
The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, chills, and difficulty breathing. A variety of organisms, including bacteria, viruses and fungi, can cause pneumonia.
Pneumonia can range in seriousness from mild to life-threatening. It is most serious for infants and young children, people older than age 65, and people with health problems or weakened immune systems.
Therefore, The correct answer is to "dilute with milk and water". The patient should not be induced to vomit to prevent aspiration as this can lead to another condition which is aspiration pneumonia.
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Which symptoms should the nurse expect to observe during the physical assessment of an adolescent girl with severe weight loss and disrupted metabolism associated with anorexia nervosa?
a. lowered body temperature and brittle nails
b. tachycardia and tachypnea
c. heat intolerance and high blood pressure
d. dysmenorrhea and oliguria?
Answers
Besides, severe weight loss, decreased blood pressure, dry skin, brittle nails, altered metabolic activity, and presence of lanugo hair also the symptoms of Anorexia Nervosa.
When lung tissue retains an excessive amount of fluid, this is called:?
Answers
Activation of the parasympathetic nervous system _____ salivation and decreases blood pressure.
Answers
It lowers blood pressure, promotes digestion, and slows our heart and breathing rates when the parasympathetic nervous system (PSNS) is engaged.
What affect activation of parasympathetic nervous system?Your heart rate is slowed by the parasympathetic nervous system, which also gets you ready for resting-state functions including digestion, lacrimation, urination, defecation, and reproduction.
Our bodies start to relax, and relaxation encourages healing. We are healthier the longer we are in a PSNS condition.
The sympathetic nervous system is attenuated, stress is decreased, and the risk of high blood pressure is decreased when this system is activated.
Therefore, Activation of the parasympathetic nervous system increase salivation and decreases blood pressure.
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______ are structures that allow for one-way blood flow through the heart.
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The peak of synaptic overproduction in the _____ takes place at around one year of age.
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A college student comes to the campus health care center complaining of headache, malaise, and a sore throat that has worsened over the past 10 days. the nurse measures a temperature of 102.6° f (39.2°
c.and finds an enlarged spleen and liver and exudative tonsillitis. laboratory tests reveal a leukocyte count of 20,000/mm3, antibodies to epstein-barr virus, and abnormal liver function tests. these findings suggest
Answers
Infectious mononucleosis or glandular fever is a viral infection caused by Epstein-Barr virus. Also known as "the kissing disease" as this infection most often transmitted by kissing. Patients infected with infectious mononucleosis presents with severe sore throat, fever, hepatosplenomegaly, and lymphocytosis with atypical lymphocytes. EBV infection also poses a risk for developing nasopharyngeal carcinoma.
Final answer:
The student's symptoms and lab findings, including swollen spleen and liver, high leukocyte count, and positive antibodies for Epstein-Barr virus, suggest a diagnosis of infectious mononucleosis, commonly caused by EBV.
Explanation:
The clinical scenario described suggests that the college student's symptoms and laboratory findings are consistent with infectious mononucleosis, also known as mono, which is commonly caused by the Epstein-Barr virus (EBV). The presence of antibodies to EBV, an enlarged spleen and liver, exudative tonsillitis, high fever, and increased leukocyte count all point towards mono as the likely diagnosis.
Mono is characterized by symptoms such as headache, malaise, sore throat, fever, and swollen lymph nodes. The Sure-Vue Mono Test is often used to detect heterophile antibodies typically present during a mono infection. The elevated leukocyte count and the abnormal liver function tests further support the presence of a systemic infection that is affecting the liver, which is a hallmark of infectious mononucleosis.
A patient who has been diagnosed with tuberculosis states, "i am not taking my medication, because i cannot afford it." which ethical practices does the nurse demonstrate by implementing a social service consult to assist the patient in obtaining the medication needed for treatment? select all that apply.
Answers
1. Patient Advocacy
2. Community Advocacy
Although the actions of the nurse, as described above will ensure that the patient obtains the required medication, it cannot in any way ensure the patient's adherence to the treatment plan.