The answer is Commensalism. This is a kind of symbiotic relationships, it is an association of organism benefits the others while the other is unharmed. Also it is a relationship between two organisms where the one benefits the other while the other is not affected.
The relationship between a zebra and the lion that eats it is an example of what kind of interaction? question 10 options:
a.competition
b.mutualism
c.consumer–resource
d.commensalism
e.none of the above
The _____ works with the Environmental Protection Agency to enforce marine biology regulations along the coast and in the Great Lakes channels.
A. Coast Guard
B. Department of Interior (DOI)
C. Center for Disease Control (CDC)
D. Food and Drug Administration (FDA)
I think it is A.
The Coast Guard works with the Environmental Protection Agency to enforce marine biology regulations along the coast and in the Great Lakes channels.
Answer: Option A
Explanation:
The Environmental Protection Agency (EPA) takes initiative to instill certain regulations to maintain the Ocean and its resources with the help of coastal guards and NGO’s. The Ocean coast is polluted due to various avoidable and unavoidable pollutants like oil leakage, industries letting in their waste, ship wrecks etc.
President Richard Nixon was the one who created this EPA. The EPA takes utmost care by educating the people of the necessity to maintain the coast in a disciplined attitude so as to have a pollution free oceanic coast which would in turn not adhere into the relevant working stream. Avoiding litter is the main rule that has been imposed.
Answer:
The correct answer is option A. "Coast Guard".
Explanation:
The United States Coast Guard (USCG) is a branch of the United States Armed Forces dedicated to coastal defense. Marine environmental protection is one of the duties that USCG performs along the coast and in the Great Lakes channels. In order to have the best results in this duty, USCG works with the Environmental Protection Agency and assures environmental protection under five different areas: prevention, enforcement, surveillance, response and in-house abatement.
Explain how chemicals present in cigarette smoke are able to enter the body and reach the brain
When you smoke a cigarette, the components; e.g. nicotine and carbon monoxide enter the lungs and are absorbed into the bloodstream. They are carried by the Red Blood Cells to the blood-brain barrier, here, nicotine binds to nicotinic acetylcholine receptors (nAChRs), resulting to a cascade that results to release of dopamine (good-feeling neurotransmitter).
Venous return to the heart is increased during expiration.
a. True
b. False
A series of events occurring in the mitochondria leads to the synthesis of which energy molecule
The inner mitochondrial membrane transduces energy through oxidative phosphorylation or the electron transport chain, which is responsible for the production of energy in the form of ATP or adenosine triphosphate molecule.
The electron transport chain is the conversion of oxygen to water. It comprises an enzymatic series of electron donor and acceptors where each electron donor passes an electron to an acceptor and in turn, donates these electrons to another acceptor, a process that continues down the series. After this, cellular respiration occurs, a biochemical pathway by which the cells releases energy for the essential processes of life.
Which feature is an example of physiological adaptation? beak sizes of birds octopuses’ ability to squirt ink communicating in sign language school of fish in the sea length of animals’ ears
Answer: Octopuses ability to squirt ink.
Physiological adaptations are those adaptations which occurs at the metabolic level in the organisms. These adaptations occurs in the cells, tissues and organs of the body of the organism in response to external environmental stimulus. Physiological adaptations are beneficial for the survival of the organisms against predators. These adaptations generates a defense mechanism in the body of the organism, in order to increase it's chances of survival.
Octopuses ability to squirt ink is an example of physiological adaptations as the ink is released in the water by these organisms in order to escape themselves from predators.
What types of features would be visible if the oceans were drained?
Nematodes and arthropods both _____. nematodes and arthropods both _____. have ciliated larvae grow by shedding their exoskeleton are suspension feeders develop an anus from the blastopore (pore) formed in the gastrula stage
The answer is C. They grow by shedding their exoskeleton. The exoskeleton as a protective layer and also acts as a leverage on which muscles act. However, the rigid nature of the exoskeleton restricts growth of size of the organisms. Therefore, for the animals to grow, they occasionally shed the exoskeleton, grow it back until the next growth spurt.
Nematodes and arthropods both grow by shedding their exoskeleton, a process known as ecdysis, characteristic of the Ecdysozoa clade to which they both belong.
Explanation:Nematodes and arthropods both grow by shedding their exoskeleton. These groups belong to the clade Ecdysozoa, characterized by animals having a tough external cuticle that requires periodic molting to allow for growth. Nematodes, also known as roundworms, are pseudocoelomates with a body cavity called a pseudocoel. Arthropods are coelomates with a true body cavity, and they have jointed appendages and a hard exoskeleton. Both share the process of ecdysis, during which they shed their cuticle or exoskeleton to increase in size as they grow. This is a defining feature of these groups and sets them apart from other invertebrates, such as the acoelomate flatworms.
Determine the power of 600 joules of work done in 4 seconds. Use the formula power=work/time (Remember power is measured in watts).
150 walts
600 divided by 4J=150
The graph gives information on greenhouse gas (ghg) emissions from US industries. Which year had the lowest ghg emissions from industrial activity?
Answer:
The correct answer is 2009
The green house gas emission decreased in year 2009 as a result of recession of industries. Green house gas emission declined in the year 2008-2009 because of the industrial and transportation sector.
According to the report of Environmental Protection Agency the average percentage of greenhouse gas emission in UnitedStates lowered by 6%.
Answer: E
Explanation:
Under hypoxic conditions, the mitochondrial respiratory chain also produces nitric oxide (no), which can generate other reactive nitrogen species (rns). rns can further generate other reactive species,
e.g., reactive aldehydes-malondialdehyde (mda) and 4-hydroxynonenal (4-hne), by inducing excessive lipid peroxidation
Doctors have had luck transplanting hearts and lungs. But science has not been very successful in growing hearts and lungs. Why? A) They contain nerves and scientists cannot grow nerve cells. B) They are complex organs made of many types of cells and tissues. C) Even if researchers build a heart or lung, there is no guarantee that a person's body will accept it. D) Human hearts and lungs are not like any other animal organs so there is not source for cells and tissues.
Ans. (B). They are complex organs made of many types of cells and tissues.
Organ culture involves development of tissues or organs, in vitro (outside the body), to restore, maintain, or improve damaged organs or tissues. Many organs and tissues are successfully grown by engineered tissues, such as skin and cartilage.
However, heart, lungs, and other complex organs have not been very successfully grown as these organs are made up of different types of tissues and cells. For examples, heart is made up of cardiac muscle tissue, skeletal tissues, and smooth muscle tissue.
It is quite tough to assemble different types of cells and tissues to make organs fully functional or reproducible.
Thus, the correct answer is option (B).
Protists are a diverse group of organisms that are similar in
Final answer:
Protists are a diverse group of eukaryotic organisms encompassing a wide range of biological and ecological traits, from their cell structures to habitats. Despite their diversity, a common feature is their eukaryotic cell type, distinguishing them as neither animal, plant, nor fungus. This group includes both single-celled and multicellular organisms, displaying significant diversity in reproduction, nutrition, and motility.
Explanation:
Protists are an incredibly diverse group of organisms that are similar primarily because they are all eukaryotic. This means that protists have cells with a nucleus. However, beyond this basic characteristic, protists exhibit a wide range of biological and ecological traits due to their classification as an artificial assemblage of phylogenetically unrelated groups.
Protists can vary significantly in their cell structures, types of reproduction, nutrition methods, and habitats they occupy.Protists include both single-celled organisms, such as amoebas, and multicellular organisms, like seaweeds. Despite their diverse forms, most single-celled protists are motile, leveraging various structures for transportation. The term 'protist' serves as a catchall for eukaryotic organisms not fitting into animal, plant, or fungal kingdoms, encompassing species from microscopic algae to the parasite Plasmodium, which causes malaria.
The enormous diversity of protists is reflected in their ecological roles and lifestyles, ranging from symbiotic partners living in other organisms to independent entities in various ecosystems. Interestingly, with over 100,000 described species, the scope of protist diversity aligns with the diversity of potential hosts, suggesting an even greater range of unidentified species.
Protists foreshadow characteristics seen in plants and animals, demonstrating evolutionary complexity both as unicellular and multicellular organisms, some displaying forms of rudimentary multicellularity or existing as complex, multinucleate entities.
What lipid can surround fat droplets and keep them stably suspended in water so that the water and fat do not separate?
A nurse is measuring the blood pressure of toddlers during a community health camp. what blood pressure finding is the nurse most often to find in the toddlers?
In toddlers the nurse will find that 80-106 which is systolic and 40 to 65 which diastolic.
In toddlers taking blood pressure is a bit complicated as compared to adults. For example, in boys their blood pressure will be higher as compared to girls. The sex and age of the child will be also a determining factor for blood pressure .
When a person has high blood pressure, the arteries and heart they have a lot of work to do because they have to strain hard so as to carry blood.
High blood pressure in toddlers can be caused by prematurity or if a toddler has a problem with the kidney.
Triglycerides contain more metabolic energy per unit weight than glycogen because:
Answer:
Triglycerides contain more metabolic energy per unit weight than glycogen because it is water-insoluble. Triglycerides (fats and oils) are important dietary sources of energy and they can be stored in larger quantities than carbohydrates. Fat also functions as a major form of energy storage (9 Cal/g).
Carbohydrate reserves are depleted after about 1 day without food, but stored fat can provide needed calories for 30-40 days
Explanation:
Carbohydrates from dietary sources and glycogen catabolism are used preferentially for energy production by some tissues, such as the brain and active skeletal muscles.
Body stores of glycogen are depleted after only a
few hours of fasting, which requires fatty acids
stored in triglycerides to be used as energy sources.
Even if glycogen supplies are adequate, resting muscle and liver cells use energy from triglycerides because this conserves glycogen stores and glucose for use by brain cells and red blood cells.
What’s the relationship between bees and flowers
Earth is tilted 23.5° on its rotational axis. This tilt affects the amount of direct sunlight received by Earth’s hemispheres throughout the year. During summer in the Northern Hemisphere, which of the following descriptions correctly identifies the amount of sunlight received in the Arctic (the northernmost part of Earth)?
d. Due to the Earth's 23.5° tilt on its axis, the Arctic Circle experiences 24 hours of daylight during summer in the Northern Hemisphere. Therefore, the correct answer is 'constant sunlight'.
The correct answer is constant sunlight. Due to the tilt of the Earth's axis during the Northern Hemisphere's summer, the North Pole is tilted towards the Sun. This results in the Arctic Circle experiencing 24 hours of daylight, known as the 'polar day,' during the summer solstice around June 21. This phenomenon is because the Arctic Circle falls within the area that remains in continuous sunlight during this time, making option d, constant sunlight, the correct one.
The complete question is : earth is tilted 23.5° on its rotational axis. this tilt affects the amount of direct sunlight received by earth’s hemispheres throughout the year. during summer in the northern hemisphere, which of the following descriptions correctly identifies the amount of sunlight received in the arctic (the northernmost part of earth)? a. no sunlight b. 12 hours of sunlight per day c. sunlight at a 0-degree angle of incidence d. constant sunlight
What dosage schedule is represented by the graph below? Drug dosage schedule A. One pill every hour. B. One pill every 3 hours. C. One pill every 5 hours. D. One pill every 7 hours. A patient takes the recommended dosage of painkiller pills, but does not feel any immediate effect. What should the patient do next? A. Continue to take pills until the pain goes away. B. Try a different brand of painkillers right away. C. Assume the bottle of pills is defective and take a pill from a different bottle. D. Wait for a while. The graph below shows the effect of taking a single dose of pill type "E." The maximum tolerance level for this drug is 7 mcg/cc and the minimum effective level is 2 mcg/cc. What is the best dosage schedule for this drug? Pill E drug level graph A. Take one pill every 2 hours. B. Take one pill every 4 hours. C. Take one pill every 6 hours. D. Take one pill every 12 hours. The graph below shows drug levels in the blood and in a target organ through time, while taking Pill Type C in the Gizmo. The dosage schedule is one pill every two hours. What will eventually happen if the patient continues to take the pill on the same dosage schedule? Drug level in blood and target organ A. The drug level in the target organ will continue to increase steadily until an overdose occurs. B. The drug level in the target organ will level off and reach equilibrium. C. After reaching a peak of 200 mcg/cc, the levels of drug in the target organ will decrease steadily back to 0 mcg/cc. D. The drug level in the target organ will fluctuate randomly. Suppose that a batch of controlled-release pills intended to be taken every 12 hours were accidentally manufactured without their thick coating. What would be most likely to happen to someone who took one of these pills? A. The medication would be absorbed too quickly. This could cause an overdose. B. The medication would be absorbed too slowly. This could cause the patient not to feel the drug's effects. C. The medication would still be absorbed as intended. D. The drug level in the blood would fluctuate wildly.\
Understanding a drug's dosage schedule can help to ensure its effectiveness and prevent overdosage. Altering a drug's form, such as removing a pill's coating, can drastically alter how it's absorbed and could lead to an overdose. If a drug isn't immediately effective, patience should be exercised as the medication might take some time to take effect in the body.
Explanation:It seems like these questions are part of a test about interpreting data from drug dosage schedules and understanding the effect of altering these schedules. The answers would greatly depend on the unseen graphs, but general principles can still be discussed.
One should adhere to the recommended dosage schedule to ensure effectiveness and safety. If a painkiller isn't working immediately, it may take some time for the medication to take effect in the body; patience is necessary (option D).
Understanding the target graph for drug E might lead to a conclusion that the best option is every 4, 6 or 12 hours depending on when the drug concentration falls to the minimum effective level and rises to the maximum tolerance level.
Continuing to take pill type C every two hours might lead to overdose if the levels don't stabilize or decrease after reaching a peak, before taking the next dose.
A controlled-release pill without its coating would release the medicine too quickly which could cause an overdose (option A).
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Arctic foxes have blue-gray fur in summer and change to white fur in winter. what would be one way to test whether this change is influenced by cooling seasonal temperatures?
The reduced self control of murders is most clearly related to reduced brain activity in their ______ lobes.
Reduced self-control in murderers is linked to decreased activity in the frontal lobes, critical for impulse control and moral reasoning.
The reduced self-control of murderers is most clearly related to reduced brain activity in their frontal lobes. The frontal lobes are critical regions of the brain involved in impulse control, planning, and higher-order thinking, including morality and the regulation of aggression. Various studies have illustrated the relationship between reduced activity in the frontal lobes and violent behavior or a diminished capacity for moral judgment. Notably, research has found that the cerebral cortex, which houses the frontal lobes, is less active in individuals who have committed violent crimes, such as murderers and death row inmates, pointing to a possible failure to regulate emotions and aggression. One particularly telling historical case involving damage to the frontal lobe is that of Phineas Gage, which helped to underscore the significance of the frontal lobes in personality and social behavior. Additionally, experiments involving individuals with lesions in the frontal lobe demonstrate a propensity to make morally questionable decisions when faced with ethical dilemmas.
The pcr (polymerase chain reaction) protocol that is currently used in laboratories was facilitated by the discovery of a bacterium called thermus aquaticus in a hot spring inside yellowstone national park, wyoming. this organism contains a heat-stable form of dna polymerase known as taq polymerase, which continues to function even after it has been heated to 95 degrees
c. why would such a heat-stable polymerase be beneficial in pcr?
Name the types of tooth found in carnivores and herbivores
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Have a nice dayWhich food contains the material needed to build muscle, but does not contain the macromolecules that give quick energy?
A.Hamburger B.Potatoes C.Bread D.Broccoli
A client is discharged to his daughter's home. he weighs 250 lb (113.4 kg) and is immobile. the nurse should instruct the daughter on the use of a:
Answer:
Lifts such as Bariatric Lift
Explanation:
When a patient has weight more than average weight as per the height and body mass rule, then a patient requires help in lifting himself/herself while doing daily chorus activities.
In this case client has a great weight i.e 250 lb (113.4 kg), thus her daugther would not be able to support her father all alone. Thus, nurse would have suggested her to use Bariatric Lift Equipment. This equipment is used to lift heavy weighted patients while transferring from bed to wheel chair or vice versa.
How is the urinary system affected by the normal aging process?
Olfactory receptors send axons through the cribriform plate. they synapse on neurons in the
how can knowledge of the human genome be useful for in vitro fertilization techniques
What are similarities and differences between cells from different organisms?
A multicellular organism has cells that are specialized to perform various functions that work together to maintain the organism as a whole, as opposed to a unicellular organism, which depends on only one cell to fulfill all of its functions.
What similarities and differences in cells of organisms?Numerous more similarities exist among cells. They are all encircled, for instance, by an outer cell membrane that controls.
The primary difference between the two is that eukaryotic cells have a distinct nucleus that houses the cell's genetic material.
Whereas, prokaryotic cells lack a nucleus and have genetic material that is free to move around the cell.
Order, sensitivity, or response to stimuli, reproduction, adaptability, growth and development, regulation, homeostasis, and energy processing. It is important traits or functions that all groups of living things have.
Therefore, many similarities and differences between cells from different organisms.
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