The relationship between the fungus and its host plant, where the fungus can kill herbivores that feed on the plant, is a mutualistic relationship. The fungus provides protection for the plant, while the plant provides nutrients for the fungus.
Explanation:The relationship between a fungus and its host plant, where the fungus lives in the plant and kills herbivores that feed on the plant, is a mutualistic relationship. This is because both the fungus and the plant benefit from the interaction. The fungus provides protection for the plant by repelling herbivores, and the plant provides nutrients and a place to live for the fungus.
Other examples of fungal-plant mutualism include endophytes, which live inside plant tissue without damaging the plant. Endophytes release toxins that repel herbivores and confer resistance to environmental stress factors.
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Why does heating up a protein cause it to lose function?
How does exposure to chemicals that cause mutations increase the risk of developing cancer? carcinogens can cause mutations in genes. hazardous chemicals can damage proto-oncogenes. carcinogens can cause abnormal protein synthesis. the rate of cancer causing mutations increases with age. hazardous chemicals can damage tumor suppressor genes?
Consider the life cycle of a typical frog. Where within the life cycle does fertilization take place? A) A. B) C. C) D. D) E.
Final answer:
Fertilization in the life cycle of a typical frog occurs externally in moist environments. The life cycle consists of a larval stage where the tadpoles live in water, breathing with gills, and a metamorphosis stage where they develop into air-breathing adults.
Explanation:
In the life cycle of a typical frog, fertilization takes place externally. Frogs lay their eggs in moist environments to prevent the eggs from dehydrating, as they lack a hard shell. The life cycle of frogs includes the larval stage, where tadpoles are filter-feeding herbivores, breathing with gills and having a lateral line system. This is followed by metamorphosis into the adult stage, during which the gills and lateral line system are absorbed, limbs develop, and they transition to a carnivorous diet and air-breathing lifestyle with lungs and an eardrum.
Horses and donkeys can interbreed. The offspring that develops called a mule, is sterile and unable to produce its own offspring. Would these be considered the same or different species?
what is the difference between a non-mutated gene and a mutated Gene
Chimpanzees have been trained to communicate with humans through:
Which strand of dna is synthesized toward the middle of the replication bubble? see section 15.3 (page 321) ?
A DNA replication bubble forms at a specific sequence of bases called the origin of replication (ori). So, the correct option is B.
What is Origin of replication?The origin of replication is defined as the particular sequence in a genome at which replication is initiated which may include replication of DNA in living organisms such as prokaryotes and eukaryotes or replication of DNA or RNA in viruses, such as Double stranded RNA virus.
During the process called initiation, the replication machinery called replisomes assemble onto the DNA in a bidirectional fashion. These assembly loci form the start sites of DNA replication or replication origins. A DNA replication bubble forms at a specific sequence of bases called the origin of replication (ori).
Therefore, the correct option is B.
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Your question is incomplete, most probably the complete question is:
A DNA replication bubble forms at a specific sequence of bases called the ___________. see section 15.3 ( page 321).
topoisomerase origin of replication dna polymerase leading strand lagging strandA nurse is teaching a class to parents about keeping medications and household cleaning supplies out of the reach of toddlers. the nurse explains that this is necessary because toddlers:
How does the age structure affect population growth short answer?
Chromosomes are composed of complex molecules known as _____.
Answer:
DNA
Explanation:
Chromosomes are X-shaped structures in the cells of living organisms and the form genetic material is transferred to offsprings. Chromosomes are composed of long polynucleotide chains called DNA. Deoxyribonucleic acid or DNA is the stored form of genetic material in cells. They contain the information needed by an organism's for survival.
DNA is a very long chain of nucleotides, hence, in order to fit into a cell, the cell devises a means by wrapping the long DNA around certain proteins called HISTONES. The initial wrapping of DNA around the core of histone proteins form the NUCLEOSOME structure. The nucleosome is then further coiled around histones to form CHROMATIN. Chromatin later condenses during cell division to form the visible CHROMOSOME structure.
In a nutshell, a chromosome contains a complex long strands of DNA molecules, the genetic material.
When the complete der ring des nibelungen (the ring of the nibelung) is performed, it lasts about how long?
It is 18 hours long.
The nurse is educating a patient regarding breathing techniques. what technique should the nurse avoid in a patient with chronic obstructive pulmonary disease (copd) who has marked hyperinflation?
What is a possible cause of solar prominences?
Answer:
The dense cloud of luminescent ionized gas protruding from the chromosphere of the Sun into the corona is termed as solar prominence. The prominences on certain occasions extend thousands of kilometers above the chromosphere of the Sun. The reasons for the solar prominences are not clear, however, they involve intense magnetic forces.
The prominences differ considerably in shape, size, and motion and are of two prime kinds, that is, quiescent and active. The solar prominences may form over timescales for a day and may prevail in the corona for many weeks or months, and loop hundreds of thousands of miles into space.
Dogs have 78 chromosomes in their diploid cells. how many chromosomes are in their haploid cells?
Which post disaster phase is generally characterized by optimism due to an infusion of resources?
Membranes in living cells, including those in humans, are characterized by a separation of charge across the membrane. effectively, the membranes are thus charged capacitors with important functions related to the potential difference across the membrane. is energy required to separate these charges in living membranes and, if so, is its source the metabolization of food energy or some other source?
Yes, energy is required to separate the charges. Mostly, the inner of the cell membrane is negatively charged compared to the outside. When the cell becomes depolarized, ions, especially, Sodium ions, are pumped out by active transportation to restore resting potential. Active transport requires energy from ATP powered by food metabolism.
Final answer:
Yes, energy is required to separate charges across the cell membrane, and it is derived from the metabolization of food. This process is crucial for establishing a membrane potential necessary for many cellular functions, including signal transmission in nerve and muscle cells.
Explanation:
Energy and Charge Separation in Cell Membranes
Cell membranes in living organisms, including humans, function similarly to capacitors as they exhibit a separation of charge across their structure. This charge separation, or membrane potential, is fundamentally important for many cellular processes, including the conduction of electrical signals in nerve and muscle cells. The membrane potential is typically in the range of 70 to 90 mV, creating an immense electric field due to the thinness of the membrane.
The formation and maintenance of this potential difference do require energy. In biological systems, this energy is derived primarily from the metabolization of food, which provides the ATP necessary for energy-dependent processes such as active transport. Notably, the sodium-potassium pump, one of the critical active transporters, utilises this energy to maintain concentration gradients of sodium and potassium ions across the cell membrane, thereby contributing to the separation of charges.
Indeed, it is estimated that a significant portion of a cell's energy expenditure, about 25%, is dedicated to creating and sustaining the membrane potential. This underscores the vital role that the managed separation of charges plays in cellular homeostasis and function.
Which part of an individual amino acid distinguishes it from other amino acids? which part of an individual amino acid distinguishes it from other amino acids? central carbon side chain acid group amine group?
The part of individual amino acid that distinguishes it from other amino acids is the side chain.
Amino acidsAmino acids generally have 4 components:
The central carbon atomThe alpha carboxylic groupThe alpha amino groupThe side chain or the R groupAll the 20 naturally occurring amino acids have different sides or R groups. Thus, the R or side group differentiates one amino acid from another.
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Stimuli that increase the probability of a response they follow by removing an unwanted stimulus are called _____.
A placebo is a substance that is unlikely to affect the dependent variable true or false ?
Answer:
true
Explanation:
apex
Chris begins to sweat when he works out. the sweating that occurs
A nurse is caring for a client with the diagnosis of right ventricular failure. which condition unrelated to cardiac disease is the major cause of right ventricular failure?
Which problem is most directly caused by dumping waste in landfills?
Pollution of undergroundwater
Sexual reproduction has never been observed in which type of fungus
what is formed as a waste product in photosynthesis and used as a reactant in respiration.
True or false if a plant grows toward the stimulus it shows a negative tropism
False.
A plant growing towards a stimulus is positive tropism.
The brain operates on two levels. one of these is the _____ level.
Answer:
The two levels are Awareness and Unconsciousness (consciousness)
Explanation:
A brain is an organ of the central nervous system it functions can be found in all vertebrate and invertebrate animals. located close to the visual senses. Gives signals impulses that act as action potentials that act on distant parts of the body. Unconsciousness is the state when the ability to maintain a sense of the environment and the surroundings is essentially lost involving a complete or near-complete lack of response to stimuli. It may also occur as a result of brain hemorrhage or brain hypoxia, severe fatigue and other cause. Where consciousness i.e the awareness is the quite opposite in which the person operates his present state of mind.Ecosystem productivity is principally limited by _______.
Messages from the brain to the muscles and glands in the body begin their journey in the __________.
Final answer:
Messages from the brain to the body's muscles and glands start in the central nervous system (CNS), with the spinal cord playing a key role in conducting these motor impulses.
Explanation:
Messages from the brain to the muscles and glands in the body begin their journey in the central nervous system (CNS). The spinal cord serves as part of the CNS and acts as an information superhighway, conducting motor impulses from the brain via the motor (efferent) nerves. These nerves carry the nerve impulses away from the brain to various parts of the body, such as glands and muscles, allowing for a coordinated response to various stimuli. The nervous system is a vast network that includes not only the CNS but also the peripheral nervous system (PNS), which connects the brain and spinal cord to the rest of the body.
What is the difference between a virus and bacteria
What factor would account for a strong synovial joint?
A.small reinforcing ligaments
B.low muscle tone
C.synovial fluid
D.the deepest articular surface
Small reinforcing ligaments are the factor contributing to the strength of a synovial joint. They provide stability and prevent dislocation, hence making the joint stronger. Other factors like low muscle tone, synovial fluid, and the deepest articular surface do not directly contribute to the joint's strength.
Explanation:The factor that would account for a strong synovial joint is essentially the small reinforcing ligaments. Ligaments are tough, flexible tissues that connect bones or cartilage and also hold joints together. A synovial joint fortified with small reinforcing ligaments will tend to be stronger as they provide stability and help to prevent dislocation.
Options B, low muscle tone, and D, the deepest articular surface, do not directly contribute to the strength of a synovial joint. Synovial fluid, option C, certainly plays a role in the joint's ability to function smoothly by acting as a lubricant, but it does not inherently make the joint stronger.
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