The siboglinid tube worm, found at deep-sea hydrothermal vents and cold seeps, has no digestive tract. It relies on symbiotic bacteria that live in the tube worm’s tissues. The bacteria oxidize hydrogen sulfide or methane for the worm.
What type of relationship is this?
Answers
Answer:
mutualism
Explanation:
There is a mutual benefit in both parties.
The relationship between the siboglinid tube worm and the symbiotic bacteria that live in its tissues is an example of mutualism, a type of symbiotic relationship in which both organisms benefit from the interaction.
What is a mutualistic relationship?In a mutualistic relationship, both organisms benefit from their interaction with each other. This is different from parasitic or commensal relationships, where one organism benefits at the expense of the other, or where one organism benefits while the other is neither helped nor harmed. In the case of the siboglinid tube worm and the symbiotic bacteria that live in its tissues, the tube worm benefits from the bacteria's ability to oxidize hydrogen sulfide or methane, which provides the worm with a source of energy and nutrients. This is important because the tube worm has no digestive tract of its own and cannot obtain food directly from the environment.
Hence, the relationship between the siboglinid tube worm and the symbiotic bacteria that live in its tissues is an example of mutualism.
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Related Questions
Both the volume and the surface area for three different cells were measured. These values are listed in the following table. Using data from the table above, select the best explanation for why that cell will be able to eliminate waste most efficiently? Cell 2, since it has the highest ratio of surface area to volume, which facilitates the exchange of materials between a cell and its environment Cell 1, since it has the smallest volume and wilt not produce as much waste as the other cells. Cell 3, since it has the largest surface area, which will enable it to eliminate all of its wastes efficiently. Cell 3, because it is big enough to allow wastes to easily diffuse through the plasma membrane.
Answers
The cell 3 will have the ability to remove the waste highly efficiently and easily.
The best explanation for why a cell will be able to eliminate waste most efficiently is Cell 3, as it has the largest surface area, which will enable it to eliminate all of its wastes efficiently. Larger cells have a smaller surface-area-to-volume ratio than smaller cells, meaning that they have to rely on their larger surface area to facilitate the exchange of materials between a cell and its environment. As such, having a larger surface area will enable a cell to eliminate all of its wastes efficiently.
Cell 1 and cell 2 owing to there small surface area will not be that efficient at removing waste. So, for exchange of waste more surface is required in addition to having a good concentration difference between inside and outside of the cell.
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Which description of proteins after translation is true?
Responses
They must go through the transcription process before they can be used.
They are immediately functional upon creation.
They are not completely finished and usable by the cell.
Most are malformed and discarded by the cell.
Answers
After translation, proteins are not immediately functional upon creation. They are not completely finished and usable by the cell, and must go through further modifications such as folding and processing before they can function properly. Therefore, the description "They are not completely finished and usable by the cell" is true.
The correct description of proteins after translation is that they are not completely finished and usable by the cell, which is the third option, as during the process of translation, they often require additional modifications.
What exactly is translation?During transcription, the DNA sequence of a gene is copied into an RNA molecule, which is then used as a template for translation, in the process of translation, the ribosome reads the RNA sequence and uses it to assemble a specific sequence of amino acids into a polypeptide chain, and the most important modification that proteins undergo after translation is folding, proteins must fold into specific three-dimensional shapes in order to function properly.
Hence, the correct description of proteins after translation is that they are not completely finished and usable by the cell, which is the third option.
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explain why a leaf cannot be tested for starch by adding iodine solution directly
Answers
answer.
waxy cuticle covering the leaves that prevents the penetration of iodine in the leave cells.
b. Discuss TWO differences between gametogenesis in male humans and gametogenesis in female humans.
Answers
Answer:
There are several differences between gametogenesis in male humans and gametogenesis in female humans. Here are two examples:
1. Location: Gametogenesis, or the production of gametes (sex cells), occurs in different locations in males and females. In males, gametogenesis occurs in the testes, which are located outside the body in the scrotum. In females, gametogenesis occurs in the ovaries, which are located inside the pelvis.
2, Quantity: Males and females also produce different quantities of gametes. Males produce millions of sperm cells each day, while females produce only a limited number of eggs. The production of eggs, or ova, is a slow process that occurs over a woman's lifetime, while the production of sperm is a continuous process that occurs throughout a man's life.
Overall, these differences reflect the unique reproductive roles and functions of males and females in sexual reproduction.
A patient presents with an elevation of unconjugated bilirubin, normal serum alkaline phosphatase, normal liver enzymes, and no bilirubin in the urine. this combination would suggest:_________
Answers
A patient presents with an elevation of unconjugated bilirubin, normal serum alkaline phosphatase, normal liver enzymes, and no bilirubin in the urine. this combination would suggest viral infection of liver.
Liver :The liver is the largest gland of the body of man and other vertebrates.
It is attached to the diaphragm by the suspensory ligament.
It is reddish brown in color and weighs about 1.2 to 1.8 kg.
it is divided into two main lobes : a large right lobe and a small left lobe.
The right lobe is further sub divided into right lobe proper, quadrate, and caudate lobe.
Towards the lower side of right proper lobe, a thin walled elongated sac called gall bladder is present.
It is slate blue in color.
it stores greenish yellow bile secreted by the hepatic cells of the liver.
It is 7 to 10 cms. long, having 30-50 ml in capacity.
Bilirubin :It is one of the bile pigment. it is golden yellow in color. it is present in human bile. the yellow color of the stool and urine is due to bilirubin pigment.
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What is the primary advantage of multiple researchers obtaining the same result?
O Conclusions are more credible when they are independently verified.
O Conclusions are less likely to be forgotten years later.
O Conclusions are less likely to require additional research at a later date.
O Conclusions are more likely to be disproved by additional research.
Answers
Hello!
The primary advantage of multiple researchers obtaining the same result is the conclusion is likely to be more credible when they are independently verified. As the work done by them gives the same result, it can be easier to believe.
Answer:
Discoveries are more credible when they are independently verified.
Explanation:
Discoveries are more credible when they are independently verified. Discoveries are less likely to be forgotten years later. Discoveries are less likely to require additional research at a later date...
If multiple researches obtained the same result, it means that the test is highly repeatable ! Highly repeatable results are always very welcomes, because people believe that they have a high validity and high credibility.
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what is the gas required for germination? a.Nitrogen
b.Carbondioxide
c.Oxygen
d.Hydrogen
Answers
Answer:
c. Oxygen
Explanation:
Oxygen is required by the germinating seed for metabolism, the sum total of all the reactions taking place within the organism. It is used in aerobic respiration, with the presence of oxygen, providing the necessary energy to the sapling.
How many skin cells do you have covering your body?.
Answers
Answer:
Humans have a lot of skin cells. They shed around 500 million skin cells each day.
Answer:
about 1.6 trillion skin cells
Explanation:
Scientists estimate that the human body is made up of around 10 trillion cells in total. Your skin makes up about 16 percent of your body weight, which means you have roughly 1.6 trillion skin cells. It can be less or greater depending on your height and weight.
I need help putting these in proper order plz ASAP!!!
Answers
Answer:
identify, research, make a hypothesis, test hypothesis, observe and record, arrive at a conclusion
Explanation:
If the adrenal medulla were to degrade and lose the ability to secrete hormones blood pressure, heart rate, and breathing rate would be affected. True or Fals?
Answers
The adrenal medulla secretes hormones such as adrenaline and noradrenaline which are important for regulating blood pressure, heart rate, and breathing rate. If the adrenal medulla were to degrade and lose its ability to secrete hormones, these functions would be affected. True.
When the adrenal medulla degrades and loses its ability to secrete hormones, the body's ability to respond to stressors is compromised. Adrenaline and noradrenaline are key regulators of blood vessel constriction and dilation, which affect blood pressure. They also stimulate the heart, increasing heart rate and cardiac output.
Additionally, these hormones influence the respiratory system, increasing the rate and depth of breathing to supply more oxygen to the body during stressful situations.
Therefore, the degradation of the adrenal medulla and the subsequent loss of hormone secretion would indeed impact blood pressure, heart rate, and breathing rate.
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The four muscles that comprise the posterior group of the pectoral girdle are the __________.
Answers
Four muscles that comprise the posterior group of the pectoral girdle are the trapezius, levator scapulae, rhomboid major, and rhomboid minor.
The large and recognisable superficial muscle of the upper back is the trapezius, also known as the spinotrapezius. The name of the muscle comes from its roughly trapezoidal geometric shape. It reaches down to the thoracic vertebrae from the height of the occipital bone and occipital protuberance.
A deep, inferior muscle to the trapezius is the levator scapulae. It fastens proximally to the atlas, axis, third, and fourth cervical vertebrae's transverse processes.
Two superficial, bilateral muscles in the upper back are called rhomboids. They are made up of the rhomboid major and minor muscles, which have comparable functions.
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Consider, pea plants, for which green color is dominant to yellow color, and two leaves are dominant to three. A cross between two plants that are heterozygous green and heterozygous tall is completed. What is the phenotypic ratio?
9:3:3:1
1:1:1:1
1:3:3:9
9:1:3:3
Answers
Answer:1339
Explanation:
9:3:3:1 is the phenotypic ratio, a phenotypic ratio is a numerical comparison of two phenotypes that demonstrates how frequently the occurrence of one trait corresponds with another.
What is phenotypic ratio?The phenotypic ratio produced from a test cross is used by researchers to determine the gene expression for generations of an organism.
Researchers use the phenotypic ratio obtained from a test cross to determine gene expression for subsequent generations of an organism. A test cross is a genetics method for determining the genotypes and traits of an organism's offspring.
9/16 G-T- --> Green-colored and two-leaved plant
3/16 G-tt ----> Green-colores and three-leaved plant
3/16 ggT---> yellow color and two-leaved plant
1/16 ggtt ---> yellow color and three-leaved plant
Therefore, 9:3:3:1 is the phenotypic ratio, hence option A is correct.
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What greenhouse gasses come from burning coal
Answers
Answer:
C02
Explanation:
When coal is burnt or other fossil fuels, C02 is emitted.
Answer:
Coal combustion releases Carbon dioxide and nitrous oxide
the scientific method requires that a. scientists be objective. b. scientists use precision equipment. c. only incorrect theories are tested. d. scientists use test tubes and have clean labs. e. only correct theories are tested.
Answers
Option c is Correct. Only falsified theories must be tested according to the scientific method.
All sciences, including chemistry, physics, geology, and psychology, employ the scientific method. Different tests and questions are posed by the scientists in various disciplines. However, they approach questions in the same fundamental way in order to arrive at rational, evidence-based solutions.
In this stage, the researcher develops a hypothesis. Experiment: During this step, various tasks are completed, including data collection, organization, and analysis. Conclusions are drawn in light of the results from the previous step. Nonscientific approaches base their results on convention, individual experience, intuition, reasoning, and legitimacy. The scientific community no longer accepts the majority of these.
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what does the circle of life mean
Answers
Answer: Below
Explanation:
Generally the circle of life refers to the circle of birth, survival, and death.
A cross between a white horse and a brown horse produces offspring that are golden in color. The possible
results of a cross between two golden-color horses are shown below.
Chance/Coat Color
25% White
50% Golden
25%Brown
Based on these results, what is the most likely mode of inheritance for coat color in these horses?
a. polygenic
b. sx-linked
c. complete dominance
d. incomplete dominance
Answers
Answer:
D is the answer
Explanation:
incomplete dominance
when blood is cooler than the hypothalamic set point, the person may ________.
Answers
When blood is cooler than the hypothalamic set point, the person may experience shivering and constriction of blood vessels.
In this situation, the hypothalamus, which serves as the body's temperature regulation center, detects the cooler blood temperature and initiates mechanisms to increase the body's heat production and conserve heat. Shivering is an involuntary muscle contraction that generates heat, while constriction of blood vessels reduces heat loss by minimizing blood flow to the skin and extremities.
These responses work together to raise the body's temperature back to the hypothalamic set point, maintaining homeostasis and ensuring proper physiological function.
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A species of moth has a 2 varieties of wing color: brown and white. As winter approaches, the trees where the moths live loose their leaves. The moth's predators are birds who hunt for the moths as they rest on the dark tree bark. Every moth lays 100 eggs, but only about 10 from each egg cluster live to adulthood. What are the variations in this population?
Answers
Answer:
In this case, the population of moths you're referring to has a number of variations. Here they are:
1. Wing Color Variation: The moths have two phenotypic variations for wing color, brown and white. This is a clear physical trait that can change based on the genetic makeup of the moth.
2. Survival Variation: Out of every 100 eggs laid, only about 10 moths survive to adulthood. This could imply a variation in the fitness or adaptability of the offspring, where only the most fit or adaptable (in terms of avoiding predators, finding food, or handling environmental conditions, for example) survive.
3. Seasonal Environment Variation: The environment where the moths live changes with the seasons. In winter, the trees lose their leaves, which may affect the camouflage ability of the moths depending on their wing color. This is a temporal variation in the environment, which can potentially influence the survival rates of the different moth variations.
4. Predation Variation: The predators of the moths are birds, which hunt for the moths as they rest on the dark tree bark. The level of predation can vary based on factors like the bird population size, hunting efficiency, and the visibility of the moths.
Each of these variations plays a role in the survival and reproduction of the moths and could lead to evolutionary changes in the population over time, especially if certain traits (like wing color) increase the moths' survival and reproductive success.
Distingush between prokaryotic cell and eukaryotic cell by selecting the accurate statements that apply to eukaryotic cells
Answers
The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. ... Prokaryotes, on the other hand, have no membrane-bound organelles. Another important difference is the DNA structure.
Classify each description of an ecological research study with the major area of ecology it matches best. animal ecology Population ecology Community ecology Ecosystem ecology A researcher studies how coat thickness of brown bears impacts their ability to tolerate cold temperatures An ecologist studies how climate changes are impacting the nutrient availability and biodiversity of a coral reef. A biology team studies the impact of dwindling seagrass levels on the group of species that feed on it. An ecologist studies the breeding success of populations of a species of finch in captivity and in its native habitat.
Answers
Animal ecology - A researcher studies how coat thickness of brown bears impacts their ability to tolerate cold temperatures
Population ecology - An ecologist studies how climate changes are impacting the nutrient availability and biodiversity of a coral reef.
Community ecology - A biology team studies the impact of dwindling seagrass levels on the group of species that feed on it.
Ecosystem ecology - An ecologist studies the breeding success of populations of a species of finch in captivity and in its native habitat.
Ecosystem ecology is the interdisciplinary study of the biotic (living) and abiotic (non-living) elements of ecosystems and their interactions within an ecosystem framework. This branch of science studies how ecosystems function and how chemicals, bedrock, soil, plants, and animals relate to each other.
A developing and rich area of ecology is community ecology. Ecologists look at the variables that affect species distribution and abundance, community structure, and biodiversity. These variables include interactions with the abiotic environment and the wide variety of interactions that take place between species.
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Which best describes the reactions and products of photosynthesis?
Answers
Answer:
Reactants are formed inside the plant, and products are taken in from the environment by the plant. Reactants are taken in from the environment by the plant, and products are formed inside the plant.
Explanation:
In eukaryotes, where do activator proteins bind? terminators promoters enhancers rna polymerases dna polymerases
Answers
In eukaryotes, activator proteins typically bind to enhancer regions of DNA.
Enhancers are regulatory DNA sequences located upstream or downstream of the promoter region. Activator proteins recognize and bind to specific sequences within enhancer regions.
Once bound, activator proteins can interact with other components of the transcription machinery, such as transcription factors and RNA polymerase II, to facilitate the initiation of transcription.
Promoters, on the other hand, serve as binding sites for general transcription factors and RNA polymerase II, rather than activator proteins.
Promoters are specific DNA sequences found near the beginning of a gene, and they are responsible for initiating the transcription process.
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Which of the following involves the greatest amount of heat when warming 100 grams of ice?
A. warming the ice
B. melting the ice
C. warming the water
D. evaporating the water
Answers
The greatest amount of heat when warming 100 grams of ice involves is B. Melting the ice.
When warming 100 grams of ice, the process involves several steps. Initially, the ice needs to be warmed to its melting point, which requires a certain amount of heat energy. This process is represented by option A, "warming the ice." However, once the ice reaches its melting point, further heat energy is required to change its state from a solid to a liquid. This process is known as melting, as mentioned in option B.
Melting requires a significant amount of heat energy to break the intermolecular bonds and overcome the cohesive forces holding the ice molecules together. As a result, melting the ice involves the greatest amount of heat compared to the other options.
Options C and D involve further heating of the resulting liquid water (warming the water) or converting it to vapor (evaporating the water), which also require heat energy but to a lesser extent than melting the ice.
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Using the video from Episode 3 on Henry, compare and contrast the difference between, right, left, and biventricular heart failure. Explain why Henry had right-sided heart failure.Also, note that content in this case scenario incorporates topics from Chapters 16, 18, and 19.Requirements:1-2 references to support your responses.
Answers
Right-sided heart failure occurs when the right ventricle of the heart is unable to pump blood efficiently into the pulmonary artery, leading to congestion of blood in the systemic circulation.
In contrast, left-sided heart failure occurs when the left ventricle fails to pump blood efficiently into the systemic circulation, leading to congestion of blood in the pulmonary circulation. Biventricular heart failure occurs when both the left and right ventricles are failing to pump blood efficiently, resulting in both pulmonary and systemic congestion.
In the case of Henry, he had right-sided heart failure due to his chronic obstructive pulmonary disease (COPD). COPD causes chronic hypoxia, which leads to pulmonary hypertension and eventually right-sided heart failure. The increased pulmonary vascular resistance in COPD causes the right ventricle to work harder to pump blood into the lungs, leading to hypertrophy and eventual failure.
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Describe the effect on an enzyme of an increase in environmental temperature above the optimum temperature range of the enzyme.
Answers
Answer:
In an environmental temperature above optimum temperature will cause the enyzmes to denature (deform), because when they denature the subtrate will no longer fit into the enzyme
The effect on an enzyme of an increase in environmental temperature above the optimum temperature range of the enzyme - denature the enzyme and lose the specific shape of the enzyme leads to losing its activity.
An enzyme is a substance that acts as a catalyst in living organisms, regulating the rate at which chemical reactions proceed without itself being altered in the process
Raising temperature generally speeds up a reaction, and lowering temperature slows down a reaction.extremely high temperatures above the optimum temperature can cause an enzyme to lose its shape (denature) and stop workingThus, the effect on an enzyme of an increase in environmental temperature above the optimum temperature range of the enzyme - denature the enzyme and lose the specific shape of the enzyme leads to losing its activity.
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If 25 cells fill the field diameter using the 20x objective in the previous question, how long is each cell in, Um?
Answers
each cell is approximately 20 micrometers in size.
Using the 20x objective, we computed the field diameter to be 500 micrometers (um). The field diameter is filled with 25 cells, as well.
We may divide the field diameter by the number of cells to get the size of each cell in micrometers:
Field diameter / Number of cells equals cell size.
Cell size = 25 / 500 um
Size of a cell: 20 um
The cell in the body range from size on size as they come in varying shapes some may be elongated and quite long but other very small, but on an average a cell size can be calculated for the majority of the cells average.
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Which best explains the relationship between parent rock and soil composition? I will give the brainlest answer
Answers
Answer:
Weathered parent rock determines the number of organisms found in the soil. Weathered parent rock determines the amount of air found in the soil.
Explanation:
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How did the formation of the ozone layer contribute to the existence of life on Earth?
O It blocked the Sun's harmful UV rays.
O It caused water vapor to cool, condense and collect.
It released large amounts of oxygen into the air
It warmed Earth's surface preventing materials from freezing.
Answers
Answer:
the ozone layer blocks the sun's harmful Uv rays.
All natural resources are also either renewable or non-renewable. *
True
False
Answers
What are some real-life examples of when you want to keep heat energy from being lost to the environment?
PLEASE HURRY IT'S DUE TODAY
Answers
Answer:
the real life example is our body heat when we weat coats or jackets in winters