1. Which statement is true about science and society?
Scientific questions about the environment should have lower priority than other questions.
Scientific questions can address physical human needs as well as human curiosity.
Scientific endeavor is limited to questions that benefit the environment.
Science should only answer questions that address physical human needs.
Answers
Scientific questions can address physical human needs as well as human curiosity is true about science and society.
What is Science?
This is defined as a logical approach in finding out about how things work in nature.
This helps to tackle the issue of human needs and curiosity by individuals in solving them.
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Related Questions
Do all animals have the same body temperature? Yes or no.
Give two examples of animals with different body temperatures.
Answers
What evidence exists for the theory of evolution?
Answers
Answer: A scientific theory is a well-substantiated explanation of such facts. The facts of evolution come from observational evidence of current processes, from imperfections in organisms recording historical common descent, and from transitions in the fossil record.
Explanation:
PLSSSS HELP!!! 25 POINTS + BRAINLY
Answers
Answer:
#3
Explanation:
The nucleotide insertion changes the reading frame, causing all kinds of problems. Almost none of the codons will code for the same amino acid.
A botanist wants to study how the
amount of water is used when watering
10 pumpkin plant seedlings will affect
the growth of their pumpkins. She
carefully watered each plant with a set
amount of water each day and she
measured the total mass of the
pumpkins harvested at the end of 3
months.
Answers
Answer:
what's the question?????
Use the Weather probe to measure the land-air and ocean-air temperatures. What are these temperatures at this time?
Answers
Answer:
Use the Weather probeto measure the land-air and ocean-air temperatures. What are these temperatures at this time? 29.1 degrees and 22.2 degrees, respectively. C.
Explanation:
By using the Weather probe to measure the land-air and ocean-air temperatures. It is found that the temperature of land air is found be 29.1°C and the temperature of ocean air is found to be 22.2°C.
What is a weather probe?A weather probe may be defined as an observation post where weather conditions and meteorological data are considerably observed and recorded under controlled conditions. While weather governs the state of the air and atmosphere at a particular time and place.
According to the context of this question, a weather probe determines a facility, either on land or sea, with instruments and equipment for measuring atmospheric conditions to provide information for weather forecasts and to study the weather and climate.
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What are some benefits of meiosis? and mitosis?
Why does it make sense that our sex cells use meiosis?
How might mutations in dna affect an organism?
What do mutations cause?
What are everyday things that can cause mutations?
Answers
Answer:
It comes from the woman’s Fallopian tube after fertilization
Explanation:
After the sperm successfully reaches to the woman’s egg it goes to the Fallopian tube and so on
Which of the following statements are true? - Each anticodon in tRNA pairs with exactly one codon - Each codon in mRNA codes for exactly one amino acid - Each tRNA carries exactly one type of amino acid - There are multiple codons possible for nearly all amino acids - Each tRNA will base pair with only one codon
- The start codon also codes for an amino acid - Each codon in tRNA codes for exactly one amino acid - Each stop codon also codes for an amino acid
Answers
The true statements among the given options are 1. Each anticodon in tRNA pairs with exactly one codon, 2. Each codon in mRNA codes for exactly one amino acid, 3. Each tRNA carries exactly one type of amino acid, 4. There are multiple codons possible for nearly all amino acids, 5. The start codon also codes for an amino acid, and 6. Each stop codon does not code for an amino acid
Each anticodon in tRNA pairs with exactly one codon, this ensures the correct amino acid is added during protein synthesis. Each codon in mRNA codes for exactly one amino acid, this is the basis of the genetic code, which is universal in all living organisms. Each tRNA carries exactly one type of amino acid, the amino acid is specific to the anticodon of the tRNA molecule, ensuring proper translation. There are multiple codons possible for nearly all amino acids, this is due to the redundancy of the genetic code, where several codons can specify the same amino acid.
The start codon also codes for an amino acid, the start codon (AUG) codes for methionine in eukaryotes or a modified methionine (N-formylmethionine) in prokaryotes. Each stop codon does not code for an amino acid, stop codons signal the end of translation, and no corresponding tRNA molecule carries an amino acid for them.
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for a person deprived of water, the satisfaction that follows drinking a thirst-quenching beverage best illustrates
Answers
For a person deprived of water, the satisfaction that follows drinking a thirst-quenching beverage best illustrates the concept of homeostasis.
Homeostasis is the maintenance of a stable internal environment in an organism, and the desire to drink water is a response to an imbalance or disturbance in homeostasis caused by dehydration. The deprivation of water is often associated with thirst. Dehydration causes the body to crave water, and drinking a thirst-quenching beverage brings relief and satisfaction to the body. This response is due to the body's natural tendency to maintain a balance of water and electrolytes, which is essential for proper bodily functions such as regulating body temperature, blood pressure, and metabolism.
Drinking a beverage to satisfy thirst also activates the reward and pleasure centers in the brain, leading to a subjective feeling of satisfaction and relief. This response is mediated by various physiological and psychological factors, including the release of neurotransmitters and the perception of quenching one's thirst.
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when different species evolve a similar, or even the same, solution to life in similar environments and evolve their solution even though they did not have a recent common ancestor with that solution it is called .
Answers
When different species evolve a similar, or even the same, solution to life in similar environments and evolve their solution even though they did not have a recent common ancestor with that solution it is called convergent evolution.
When a group within a species separates from other members of its species and develops its own distinct characteristics, this is referred to as speciation. Convergent evolution refers to the independent evolution of similar characteristics in species from different time periods or epochs. Convergent evolution produces analogous structures that have similar form or function but weren't present in those groups' last common ancestor. Homoplasy is the cladistic term for the identical phenomenon.
Flight is a classic example of recurrent evolution, as flying insects, birds, pterosaurs, but also bats have all independently evolved the useful ability to fly. Analogous features are functionally similar features that have evolved through convergent evolution, whereas homologous structures as well as traits have a common origin but may perform dissimilar functions.
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Examine the figure of a human nephron. Where and when does osmolarity of the filtrate increase? As the filtrate moves down the descending limb of the loop of Henle As the filtrate moves through the proximal tubule As the filtrate moves up to the cortex in the ascending limb of the loop
Answers
The osmolarity of the filtrate increases as it moves down the **descending limb** of the loop of Henle.
In the human nephron, the process of urine formation involves filtration, reabsorption, and secretion. Filtrate first passes through the **proximal tubule** where some water and solutes are reabsorbed. Then, it enters the loop of Henle, which consists of descending and ascending limbs. The descending limb is permeable to water, allowing it to exit the filtrate and be reabsorbed into the bloodstream. This concentrates the filtrate and increases its osmolarity. The ascending limb, however, is impermeable to water and actively transports solutes out of the filtrate, causing a decrease in osmolarity as it moves up towards the cortex. The loop of Henle plays a crucial role in maintaining the body's water balance and concentration of urine.
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The ___ revolution is responsible for much of the pollution the earth experiences today
Answers
The Industrial Revolution is responsible for much of the pollution the earth experiences today.
What is Industrial revolution?The Industrial Revolution was a period of rapid industrialization that took place in the 18th and 19th centuries, and it was characterized by the development of new technologies and methods of production that greatly increased the efficiency and output of industry. However, this period of rapid industrialization also led to the increased production of pollutants such as greenhouse gases, toxic chemicals, and solid waste, which have had negative impacts on the environment and human health.
The pollution caused by the Industrial Revolution continues to be a major problem today, and addressing this pollution is an important challenge for governments, businesses, and individuals around the world.
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to prevent further development of antibacterial resistance it is recommended that fluoroquinolones be reserved for treatment of:
Answers
It is recommended that fluoroquinolones be reserved for the treatment of serious bacterial infections that cannot be treated with other antibiotics.
Fluoroquinolones are a class of antibiotics that are used to treat a variety of bacterial infections. They are effective against a wide range of bacterial species and are commonly used to treat urinary tract infections, respiratory infections, and skin infections. Fluoroquinolones work by interfering with bacterial DNA synthesis, which prevents the bacteria from reproducing. Fluoroquinolones are powerful antibiotics and should only be used when necessary. If they are overused or misused, they can contribute to the development of antibiotic-resistant bacteria.
Antibacterial resistance is a natural phenomenon in which bacteria develop the ability to resist the effects of antibiotics. Antibiotic resistance is a result of bacterial evolution. Bacteria evolve to become resistant to antibiotics as a result of exposure to them. Bacteria can evolve quickly, which means that resistance can develop rapidly as well. Bacteria can become resistant to antibiotics in a variety of ways. They can change the way they interact with antibiotics, they can produce enzymes that break down antibiotics, and they can develop mechanisms to prevent antibiotics from entering their cells.
Antibiotic resistance can have serious consequences for public health. If bacteria become resistant to antibiotics, it can be difficult or impossible to treat bacterial infections. This can lead to longer hospital stays, higher medical costs, and higher rates of morbidity and mortality. Antibiotic resistance can also limit our ability to perform surgeries and other medical procedures that require the use of antibiotics. If bacteria are resistant to antibiotics, these procedures may be riskier or impossible to perform.
In summary,
To prevent further development of antibacterial resistance, it is recommended that fluoroquinolones be reserved for the treatment of serious, systemic infections such as those caused by Pseudomonas aeruginosa or certain species of Enterobacteriaceae.
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The frequency of the homozygous recessive genotype in a population that is at Hardy-Weinberg equilibrium is 0.4225. What would be the frequency of the heterozygous genotype? (give your answer as a number between 0-1 to 3 decimal places do not display it as a fraction or a percentage out of 100)
Answers
The frequency of the heterozygous genotype in this population is 0.455, or 45.5%. This means that almost half of the individuals in the population are carriers of the recessive allele and could potentially pass it on to their offspring.
To calculate the frequency of the heterozygous genotype in a population at Hardy-Weinberg equilibrium, we need to use the equation p^2 + 2pq + q^2 = 1, where p and q represent the frequency of the dominant and recessive alleles, respectively.
We know that the frequency of the homozygous recessive genotype (q^2) is 0.4225, so we can take the square root of this value to get q, which is 0.65 (rounded to two decimal places). Since q represents the frequency of the recessive allele, p must be 1 - q, which is 0.35.
Now, we can use the equation to calculate the frequency of the heterozygous genotype:
2pq = 2 x 0.35 x 0.65 = 0.455 (rounded to three decimal places)
Therefore, the frequency of the heterozygous genotype in this population is 0.455, or 45.5%. This means that almost half of the individuals in the population are carriers of the recessive allele and could potentially pass it on to their offspring.
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17. Identify the gender and phenotypes of Beatrice and Henry's children.
Answers
Determine the phenotype and gender of Beatrice & Henry's offspring. Both of Beatrice and Henry's male offspring are haemophiliacs by phenotype.
Symptoms of severe haemophilia include spontaneous bleeding from joints and muscles [1]. Usually, bleeding starts early and coincides with an increase in physical activity. However, the age of the first joint bleed varies widely, even in people with severe haemophilia. The disease was also discovered to be have genetic heterogeneity, phenotypic plasticity, and variable in expressivity with more advanced clinical and molecular approaches. In F9 variants having five different phenotypes, the variances are more prominent. the chances of obtaining a son with haemophilia is 25% (or one in four). a 25% possibility of having a son that clots normally.
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Which of the following types of the cell transport moves from low to high concentration and requires energy
Answers
Answer:
During active transport, substances move against the concentration gradient, from an area of low concentration to an area of high concentration. This process is “active” because it requires the use of energy (usually in the form of ATP). It is the opposite of passive transport.
Explanation:
This should be correct.
Answer:
Diffusion
Explanation:
Suppose you were able to watch all of the stages of succession in an area from the beginning to the end. Choose primary, secondary or aquatic succession and explain what you would see at the beginning (including what might have triggered the event if applicable), and the stages in between and at the end of the succession process. Be sure to use any relevant vocabulary from the lesson.
Answers
Aquatic succession is a process by which bodies of water transform into plain land. Aquatic succession is also known as hydrosere succession and hydrarch succession.
What are stages of aquatic succession?1. Phytoplankton stage
Your favorite pond formerly had algae, phytoplankton, bacteria, and zooplankton in its water (small aquatic animals). These tiny organisms create a community as pioneers. Pioneer species produce organic materials and nutrition through photosynthesis. As pioneer species die, the pond bottom becomes sludge.
2. Rooted Submerged
The second stage, rooted submerged, begins when muck builds up and shallowens the pond. Rooted plants get optimal nutrition and sunshine. Chara, Elodea, Ceratophyllum, and Hydrilla are submerged hydrophytes.
Hydrophytes develop and entangle. Sediment enters the pond as these plants die. Rising bottom layers shallow the pond. The pond eventually suits a different vegetation.
3. The Floating stage
In the third stage, rooted, floating plant species grow and develop throughout the pond. These plants' leaves float on the water, obscuring sunlight. This kills submerged plants.
Nymphaea and Trapa have roots. However, rooted floating plants will experience the same thing as submerged plants. As more dead plants fall into the pond, its depth will diminish.
4. Reed-Swamp Stage
Stage four—the amphibious reed-swamp stage—follows. The rooted floating plants at the bottom of the pond will die, enriching the soil and making it more productive for water- and land-loving plants.
Typha and Phragmites, thicker amphibious plants, block sunlight from reaching the pond's depths. Rooted submerged or floating plants die.
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What are the 3 functions of the cell membrane?
Answers
Answer:
1. Cell membrane or plasma membrane is composed of a phospholipid bilayer which is semi-permeable.
2. It is responsible to regulate the transportation of materials and the movement of substances in and out of the cell.
3. Many tiny, fat-soluble molecules, such as oxygen, can pass through the membrane, while big, water-soluble molecules, such as sugar, and electrically charged ions, such as calcium, are repelled by the fatty-acid chains.
Explanation:
1. They keep toxic substances out of the cell.
2. They contain receptors and channels that allow specific molecules to pass between organelles and between the cell and the outside environment, such as ions, nutrients, wastes, and metabolic products
3. They separate vital but incompatible metabolic processes conducted within organelles.
The cell membrane plays a critical role in maintaining the integrity and shape of the cell, as well as facilitating cell signaling and communication, and transporting molecules in and out of the cell. These functions are essential for the cell to carry out its many tasks and maintain proper function.
Preserving the integrity and form of the cell: The cell membrane acts as a barrier to protect the contents of the cell from the external environment. Moreover, it aids in keeping the cell's form and stops it from collapsing or bursting. The cell membrane's phospholipid bilayer is selectively permeable, allowing only specific chemicals to flow through. This supports normal cellular activity by assisting the cell in controlling what enters and departs.Cell signalling and communication: The proteins that are a part of the cell membrane are crucial for cell signalling and communication. They play the role of receptors, able to recognise and attach to particular chemicals like hormones or neurotransmitters. This sets off a signalling cascade inside the cell, which may result in modifications to the activity of the cell. Moreover, the cell membrane enables cell-to-cell communication through the transmission of signalling chemicals like cytokines.Transporting molecules into and out of the cell: The cell membrane, as was already noted, is selectively permeable, which means that some molecules can pass through while others cannot. The movement of molecules into and out of the cell is necessary for the cell to absorb nutrients, get rid of waste, and keep the right balance of ions. Molecules are transported across the cell membrane by a number of transport modes, including passive diffusion, assisted diffusion, and active transport.For more such questions on cell membrane.
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not all the data in a dns cache has an expiration value.true or false?
Answers
The statement is True, not all the data in a DNS cache has an expiration value. DNS (Domain Name System) cache is a temporary database maintained by a DNS resolver on a user's computer. It stores DNS query results for a specific period to speed up future requests for the same domain name.
DNS servers contain a list of domain names that they have recently resolved, allowing them to respond quickly to new requests for the same domain name.Certain types of DNS records, such as A records, typically have an expiration value known as a TTL (Time-to-Live). This value determines the length of time a DNS resolver is allowed to cache the results of a DNS query.
However, not all types of DNS records have an expiration value, such as NS records, which specify the authoritative DNS servers for a domain name. These records are not subject to expiration, and the DNS resolver must make a new query to retrieve the updated information. Therefore, while TTLs are commonly used to control caching behavior, not all data in a DNS cache has an expiration value.
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11. Species A and Species B were formed by the
process of speciation. The diagram shows how
the gene pools of Species A and Species B
changed over time.
Original Species
Species A
Species B
Species A
Species B
Which type of ecological interaction is most
likely responsible for the increasing difference
between the gene pools?
Answers
Answer:
Competition for scarce resources by individuals in Species A and B.
Explanation:
I was looking for this one too.
Which of these occurs in sexual reproduction but not in asexual reproduction?
The genetic information is identical to the parents.
The offspring are made of cells.
The genetic information comes from the parents but is not identical.
The offspring inherit traits from the parents.
Answers
Answer:
First option is the correct one.
Explanation:
Asexual reproduction produces offspring that are genetically identical to the parent because the offspring are all clones of the original parent. A single individual can produce offspring asexually and large numbers of offspring can be produced quickly.
Which scenario would most likely result in the extinction of one or more species? The water temperature of a pond decreases slightly, and the members of the pond populations adapt to the change. The conditions are abnormally dry for one season in a desert, resulting in the deaths of a few members of a snake population. A predatory fish is introduced into a lake, resulting in a dramatic decrease in the populations of smaller fish. A new plant species begins growing in a forest, resulting in a new food resource for many animal populations.
ITS C
Answers
Answer:
C. A predatory fish is introduced into a lake, resulting in a dramatic decrease in the populations of smaller fish.
Explanation:
i took a test and i'm pretty sure its right
would the smell of perfume make it across the room faster if it were colder or hotter in the room ?
Answers
Answer:
hotter
Explanation:
Answer:
hotter
Explanation:
What is an aquifer??
Answers
Please help I will give Brainly
Answers
The most likely reason for these variations in the Galapagos finches' beak size and shape was that populations were separated and developed different adaptations over time to suit their particular environment.
The correct option is A.
What did Darwin observe about the Galapagos finches' beak size and shape?Darwin observed that the Galapagos finches' beak size and shape varied from one island to another.
According to the available food on each species' island, he observed that the beaks of the various finch species varied. Finches that consumed huge nuts possessed powerful beaks for cracking open the nuts. Finches with beaks for cracking nuts and seeds were birds that consumed little amounts of them.
Long, pointed beaks were useful for seizing insects in the case of finches, while broad, flat beaks are best for cracking seeds and nuts.
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GIVING BRAINLIEST AND THE REST OF MY POINTS!!!!
How are a tundra and a desert different?
A) A tundra has a lot of precipitation and a desert has little.
B) A tundra has few trees and plants and deserts have many.
C) A tundra has soil that is often sandy and a desert has grass.
D) A tundra is dry and cold and a desert is dry and hot.
Answers
Answer:
D
Explanation:
i think that's the answer
Answer:d
Explanation: tundra is an extremely cold biome consisting of snow-covered lands while a desert is an extremely dry and hot biome consisting of sandy lands
Explain the process of gas exchange in humans.
Answers
Oxygen in taken into the lungs through the process of inspiration.
From there, the alveoli in the lungs are able to take the oxygen molecules (O2) and transport them through their thin membranes (diffusion) to capillaries surrounding the alveoli.
The body's cells use the O2 molecules to complete aerobic respiration, of which CO2 and H2O is a byproduct.
The CO2 is taken back to the lungs' capillaries, where it diffuses from the capillaries to the alveoli. This then is ejected out of the body through expiration, and the cycle begins anew.
Which of the following statements is associated with actin filaments?
a. control of arrangement due to extracellular signals
b. associates with myosin to form contractile structures
c. adoption of only one shape
d. A & B
e. all of the above
Answers
The statement associated with actin filaments is option (d), which is "associates with myosin to form contractile structures" and "control of arrangement due to extracellular signals." Actin filaments are important cytoskeletal structures that are involved in a variety of cellular processes, including cell movement, division, and shape maintenance. They work in conjunction with myosin to create contractile structures such as muscle fibers and play a key role in muscle contraction. Actin filaments are also highly dynamic and their arrangement within the cell can be influenced by extracellular signals, allowing the cell to respond to changes in its environment. Therefore, both options (a) and (b) are associated with actin filaments, making option (d) the correct answer. Option (c), adoption of only one shape, is not accurate as actin filaments can adopt different shapes depending on their function and location within the cell.
The correct answer to your question is:
d. A & B
Actin filaments are associated with both controls of arrangement due to extracellular signals (a) and association with myosin to form contractile structures (b). They play a crucial role in various cellular processes, including cell movement, shape, and division. Extracellular signals can trigger the rearrangement of actin filaments, affecting the overall structure and function of the cell. Additionally, actin filaments work together with myosin in muscle cells to generate force, enabling muscle contraction.
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A club fungus has an erect, above-ground fruiting body and long, branching, underground hyphae.
A club fungus has a thick stem and an umbrella top-shaped head having many irregular-shaped particles spread all over the head.
How do the structures of the fruiting body and hyphae relate to their functions?
Answers
Answer:The fruiting body is tall to maximize photosynthesis, while the hyphae are branched to support the release of waste products.
Explanation:I took the test and had the question.
The more a muscle is stimulated (working), the smaller it will get.
O
true
О
false
Answers
Answer: true
Explanation: Sometimes, a subset of muscle fibers is activated, depending on how much force is needed. When the muscle is stimulated, calcium ions are released from its store inside the sarcoplasmic reticulum, into the sarcoplasm (muscle ). ... The SR is smaller and less elaborate, and stores less calcium ions.
which of the following is not an example of evolution by sexual selection? which of the following is not an example of evolution by sexual selection? male peacock tail feather display peppered moth light coloring in the light forest the horns of male elk the large size dimorphism of elephant seal males
Answers
The one that is NOT an example of evolution by sexual selection is peppered moth light coloring in the light forest.
Evolution by sexual selection is a form of natural selection where certain traits are favored because they increase an individual's chances of successfully reproducing. These traits are often related to attracting mates or competing with others for mates.
The male peacock tail feather display, the horns of male elk, and the large size dimorphism of elephant seal males are all examples of traits that have evolved through sexual selection. These traits are used to attract mates or compete with other males for mating opportunities.
However, the peppered moth's light coloring in the light forest is an example of evolution by natural selection, not sexual selection. This trait evolved because it allowed the peppered moth to blend in with its environment and avoid predation, not because it increased its chances of reproducing.
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