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1.Is cystic fibrosis a beneficial or harmful mutation? Explain.
2. What are some of the symptoms of cystic fibrosis?
3.How does a person get cystic fibrosis? How are their cells different from that of a person without cystic fibrosis?
4.How has treatment improved for cystic fibrosis patients over the years?
Answers
Related Questions
witch type of heterotroph best discribes a snake
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Identify the molecule that is not a compound.
H
H—Si - H
H
H
H
Reset
H
Next
N
H
010
I
Answers
Answer:
The " o=o" is not the compound
Explanation:
A compound is two or more different elements bonded together. O2 is just one element
11) Do you think de-extinction is a good idea? Why or why not?
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De-extinction is a good idea. Using genetic science for reanimation may help adapt existing ecosystems to extreme changes in the environment, like global warming, and potentially reverse them, writes George Church in Scientific American
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What is one function that exocytosis carries out in the human body?
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Answer:
Exocytosis is used by a number of cells in the body as a means of transporting proteins and for cell to cell communication. In the pancreas, small clusters of cells called islets of Langerhans produce the hormones insulin and glucagon.
Explanation:
Have good day :D
What is The Cell Theory?
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Answer:
cell theory is the historic scientific theory, now universally accepted, that living organisms are made up of cells, that they are the basic structural/organizational unit of all organisms, and that all cells come from pre-existing cells.
Answer:
all living things are made of one or more cells. cells are the basic unit of life; and new cells arise from existing cells. it goes on and on
Explanation:
Climate change caused by natural disasters cannot have a negative impact on ecosystems. Please select the best answer from the choices provided T F
Answers
Answer:
FFFFFFFFFFFFFFFFF
Explanation:
trust i got it right on the test have a wonderful day :)))
Which of the following is NOT true of the Wada test? Group of answer choices It entails the injection of amobarbital. It can be used to determine which hemisphere is language dominant. It determines the extent to which the corpus callosum has been resected. It is used before elective surgery for the treatment of epilepsy.
Answers
The option that isn't true of the Wada test is D. It is is used before elective surgery for the treatment of epilepsy.
What is Wada test?It should be noted that Wada test is used to evaluate how important each side of the brain is with respect to language and memory function.
In this case, the option that isn't true of the Wada test is that is is used before elective surgery for the treatment of epilepsy.
In conclusion, the correct option is D.
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Weather balloons are sent into the atmosphere to record: (Select all that apply)
humidity
temperature
wind
pressure
precipitation
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Answer:
temperature pressure moisture
Explanation:
From my notes hope this helps.
Answer:
temperature pressure moisture
Explanation:
advice the youth on the importance of quality education as one important way to fight poverty
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Education, in my opinion, lifts individuals out of poverty. A global education system helps people rediscover their own value and boosts their self-esteem and love of themselves. Education gives the least fortunate people a chance to fight for their rights before those who are most respected by society.
The best approach to fight poverty, according to Irina Bokova, Director-General of UNESCO (United Nations Educational, Scientific and Cultural Organization), is via education. This is so that the wealthiest residents may fight inequality and improve their lives, which is the best method to reduce poverty. In order to help the most vulnerable people find their intrinsic worth and self-confidence, and the only way to accomplish that is via education, poverty must be eradicated.
What is the importance of quality education ?Charles Hubbard Judd (1873–1966) was a psychologist and a former educationist under whose direction, the University of Chicago rose to prominence as a hub for the academic study of American schools and education.He began to focus a lot of his works on the advancement of the science of education. He believed that education should transition from introspection to the scientific approach in the same way that psychology has. He argued that social life and its institutional arrangements are how education is carried out, and that the key to figuring out the best educational avenues is to conduct a scientific study of how institutions affect people. Judd surrounded himself with individuals who had been his former students and had committed themselves to the study of education. Students who disseminated the scientific method to public schools, organisations that make educational policy, and other universities were drawn to the department. Judd proceeded to write several papers, books, and articles while also serving as editor of the Elementary School Journal and the School Review, which allowed him to spread his ideas further.What is the "Fight to Poverty" ?
Lack of resources to meet necessities like food, clothing, and shelter constitutes poverty. But poverty goes far beyond simply not having enough money. According to the World Bank Organization, hunger is a defining characteristic of poverty. Absence of shelter is poverty.The World Social Summit declared the elimination of poverty to be an ethical, social, political, and economic imperative of humanity and urged governments to address the underlying causes of poverty, meet everyone's basic needs, and make sure the poor have access to resources that can be used to their advantage, such as credit and education.To know more about Importance of education please click here : https://brainly.com/question/1677351
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how mule is produced?
Answers
Answer : horse mare and a donkey jack hybrid of both
Explanation:
Explore the following website:Save The Pacific Northwest Tree Octopus What have the authors done to make the site look valid? What indications are there that the Pacific Northwest Tree Octopus is not real? Give three examples for each answer.
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Answer:
They tried to make it look credible by listing the author and contacts and stuff but do not have any official sources. They are photo edited pictures from other people.
Explanation:
i added pictures from the web site and made note of added tiny details.
astronomy is the study of the ___ beyond earth.
astronomers are scientists who study:
. _____
.___ systems.
. ______
. galaxies.
Fill in all the blanks plssss.s
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T/F the urinary system includes all but which of the following? group of answer choices ureters urinary bladder adrenal glands kidneys urethra
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The given statement was false
Mention the parts as well as their functions of urinary system ?
There are two kidneys. This pair of purplish-brown organs is placed in the Centre of the back, below the ribs. Their role is to:Remove trash and medicines from the body.
Fluid balance in the body
Hormones are released to control blod pressure.
Control red blod cell production.
There are two ureters. These slender tubes transport urine from thekidneys to the bladder. Muscles in the ureter walls contract and relax constantly, driving urine downhill and away from the kidneys. A kidney infection might develop if urine backs up or is allowed to stand still. The ureters empty little volumes of urine into the bladder every 10 to 15 seconds.
Bladder. This hollow, triangle-shaped organ is found in the lowerabdomen. Ligaments linked to other organs and the pelvic bones hold it in place. The walls of the bladder relax and expand to hold urine and contract and flatten to discharge pee through the urethra. A typical healthy adult bladder may hold up to two cups of pee for two to three days.
There are two sphincter muscles. These circular muscles assistprevent urine leakage by wrapping firmly around the bladder opening like a rubber band.
The bladder's nerves When it comes time to urinate or empty thebladder, the nerves signal the individual.
Urethra. This tube helps urine to exit the body. The brain causesthe bladder muscles to contract, forcing pee out of the bladder. At the same moment, the brain instructs the sphincter muscles to relax, allowing urine to escape the bladder via the urethra. Normal urination happens when all of the signals occur in the proper order.
As the adrenal gland was not the part of the urinary system but it was mentioned in the given statement so the given statement was false statement.
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To which category does galaxy #2 belong? Why does it belong in this category?
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Answer:
mildly category .... if am not wrong
Answer:
Explanation:
Galaxy #2 belongs to spiral. This is because it has a bulge at the centre, a disk as well as the curved arms. Contains both Young and Old stars - contains gas and dust - contains more red giants and red supergiant's than disk - some regular rotation about centre.
What Is Dark Matter?
Dark matter is a form of matter thought to account for approximately 85% of the matter in the world. Dark matter consists of particles that do not absorb, reflect or emit light, so they cannot be detected by observing electromagnetic radiation. Dark matter is material that cannot be directly seen. We know dark matter exists because it affects objects we can directly observe.
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In addition to lactose, other sugars show little or no utilization in the presence of glucose. The utilization of many of these sugars (xylitol, arabinose, sorbitol, etc) requires proteins whose genes are found in operons. What feature would all of these operons share if they are being regulated by glucose levels
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The feature that all the operons share if they are being regulated by glucose levels is the presence of a common regulatory protein, which is catabolite activator protein (CAP).
Operons refer to a group of genes that are involved in a similar process that are regulated together in a single unit. In the presence of glucose, the operons that are involved in the utilization of other sugars such as xylitol, arabinose, and sorbitol are regulated. The regulation of the operons by glucose levels is referred to as catabolite repression. The feature that these operons share if they are being regulated by glucose levels is the presence of a common regulatory protein.
The regulatory protein is known as catabolite activator protein (CAP) and it is required for the regulation of the operons. When glucose levels are high, CAP is inactivated and binds to an adjacent site of the DNA of the promoter region of the operon. This leads to the inhibition of RNA polymerase from binding to the promoter and transcribing the genes.
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1. Create a conjecture (claim) in your field of interest. 2. Then state the null and alternative hypotheses. 3. Indicate whether you would use the traditional or p-value method of hypothesis testing.
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Conjecture: Increasing physical exercise improves cognitive function in elderly adults. Null Hypothesis (H0): There is no significant relationship between physical exercise and cognitive function in elderly adults.
What is an example conjecture related to the relationship between physical exercise?1. Conjecture (Claim): Increasing the amount of physical exercise leads to improved cognitive function in elderly adults.
2. Null Hypothesis (H0): There is no significant relationship between the amount of physical exercise and cognitive function in elderly adults.
Alternative Hypothesis (Ha): Increasing the amount of physical exercise significantly improves cognitive function in elderly adults.
3. I would use the p-value method of hypothesis testing to evaluate the claim. This method involves calculating the p-value, which represents the probability of obtaining the observed data or more extreme results if the null hypothesis is true.
By comparing the p-value to a predetermined significance level (e.g., α = 0.05), we can determine whether there is sufficient evidence to reject the null hypothesis in favor of the alternative hypothesis.
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during inhalation, _____muscles contract to elevate the ribs. during forced exhalation, ______muscles contract to depress the ribs
1)internal intercostals; external intercostals
2)rectus abdominis; external obliques
3)diaphragm; transverse abdominis
4)transverse abdominis; diaphragm
5)external intercostals; internal intercostals
.
Answers
During inhalation, external intercostal muscles contract to elevate the ribs. During forced exhalation, internal intercostal muscles contract to depress the ribs.
Explanation:
Inhalation is the process of breathing in. It involves the contraction of the diaphragm and intercostal muscles. The external intercostal muscles are located between the ribs, and they help to elevate the ribs during inhalation. The diaphragm contracts and flattens during inhalation, increasing the volume of the thoracic cavity and reducing pressure in the lungs. Forced exhalation is the process of breathing out with effort, and it involves the contraction of muscles to reduce the volume of the thoracic cavity. The internal intercostal muscles are located deeper between the ribs, and they help to depress the ribs during forced exhalation. The transverse abdominis muscle is also involved in forced exhalation, as it contracts to compress the abdomen and push the diaphragm upward.
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how does a gene that codes for the protein hemoglobin determine whether or not someone has sickle cell disease?
Answers
A mutation in the gene causes the protein to be made abnormally, producing an abnormal type of hemoglobin and can lead to sickle cell anemia.
What happens to the hemoglobin protein in sickle cell disease?
Sickle cell disease (SCD) is a genetic condition caused by mutations in both copies of a person's HBB gene. This gene encodes a component of hemoglobin, the oxygen-carrying protein of red blood cells. This mutation causes hemoglobin molecules to stick together to form crescent-shaped red blood cells.
Hemoglobin is a protein found in red blood cells that carries oxygen around the body. The gene that encodes hemoglobin determines what kind of protein is produced and whether someone has sickle cell anemia.A mutation in the gene causes the protein to be made abnormally, producing an abnormal type of hemoglobin and can lead to sickle cell anemia. People with sickle cell anemia have an abnormal type of hemoglobin called sickle hemoglobin, which can cause red blood cells to become deformed and hard.Therefore, the cells have a low oxygen-carrying capacity and tend to clump together, causing circulatory disturbances and anemia.
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2019 texakalidis combined radial to axillary and spinal accessory nerve (san) to suprascapular nerve (ssn) transfers may confer superior shoulder abduction compared with single sa to ssn.pdf
Answers
Based on the information provided in the question, it seems like you are asking about the effectiveness of combining radial to axillary nerve transfer with spinal accessory nerve to suprascapular nerve transfer for improving shoulder abduction.
A study titled "2019 Texakalidis Combined Radial to Axillary and Spinal Accessory Nerve (SAN) to Suprascapular Nerve (SSN) Transfers may Confer Superior Shoulder Abduction Compared with Single SA to SSN.
This combined approach may indeed lead to better shoulder abduction compared to a single transfer from the spinal accessory nerve to the suprascapular nerve.
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john attaches a ball to a spring
Answers
Answer:
Downwards
Explanation:
Im not sure because there's no choices
A critical rewiew of the literature is necessary in nearly all research projects. True False QUESTION7 OLioctivity and parsimony ase toet rolated to the rigor of an invesigatoo? Truse False QUESTION B Scientific itwestigatoo is characterized by a good theoretical base and a sound methodological design. These charactetistics are both relsted to the of the invesigation Wist must be filled on the line? Rigor Precision and contidance. Otinectivity Farnemeriv.
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1. True 2. True 3. Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the Option a. Rigor
True - A critical review of the literature is necessary in nearly all research projects. It helps researchers understand the existing knowledge and gaps in the field, identify relevant theories and methodologies, and build upon previous studies.
True - Objectivity and parsimony are both related to the rigor of an investigation. Objectivity refers to the impartiality and lack of bias in conducting and interpreting the research, while parsimony refers to the principle of simplicity in explaining phenomena or choosing the most straightforward explanation. Both objectivity and parsimony contribute to the rigor of a scientific investigation.
a. Rigor - Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the rigor of the investigation. Rigor refers to the thoroughness, precision, and reliability of the research process, including the theoretical underpinnings and the robustness of the methods employed.
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The correct question is:
1. A critical review of the literature is necessary in nearly all research projects.
True
False
2. Objectivity and parsimony are both related to the rigor of an investigation?
True
False
3. Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the of the investigation What must be filled on the line?
a. Rigor
b. Precision and confidence.
c. Objectivity
d. Parsimony..
is pcm or pcb better and harder? pls help
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It depends on the application, as both PCM and PCB have advantages and disadvantages.
What is PCB?PCB stands for Printed Circuit Board, and is an electronic component that is used to connect electrical components. It consists of a flat board made of copper, resin, and fiberglass, and is used to connect various components of an electrical circuit. PCBs are used in a wide variety of applications, from computers and cell phones to home appliances and medical devices. PCBs are designed to reduce the size of the circuit and increase its reliability, and provide a more efficient way to create and maintain electrical circuits. PCBs can be manufactured in different sizes and shapes, depending on the application. They are also able to be customized to meet the needs of specific applications.
Generally speaking, PCBs are more cost-effective and easier to design for a wide range of applications, while PCM is more reliable and durable, and is often used in mission-critical applications.
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Foreign substances in the body that are too small to start an immune response by themselves are called
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Foreign substances in the body that are too small to start an immune response by themselves are called hapten .
Antigens are compounds, typically proteins, found on the surface of bacteria, fungi, viruses, or cells. Antigens can also include nonliving things including poisons, chemicals, medications, and foreign objects (like a splinter). Antigen-containing compounds are recognized by the immune system, which then attempts to destroy them.
What is a hapten in immunology?
Hapten, also spelled haptene, small molecule that stimulates the production of antibody molecules only when conjugated to a larger molecule, called a carrier molecule. Related Topics: epitope antigen.
What is the difference between antigen and hapten?
An antigen is a complete molecule that can initiate an immune response on its own, whereas a hapten is an unfinished molecule that is incapable of initiating an immunological response on its own. Two forms of immunogens that can cause immunological reactions are antigen and hapten.Learn more about hapten
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If Earth has 150,100,000 km^2 of
land area, how much land area is included in the
biodiversity hotspots?
PLS HELP NEED FOR TODAY!!!
Answers
Explanation:
A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation.[1][2]A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation.[1][2]Norman Myers wrote about the concept in two articles in “The Environmentalist” (1988),[3] and 1990[4] revised after thorough analysis by Myers and others “Hotspots: Earth’s Biologically Richest and Most Endangered Terrestrial Ecoregions”[5] and a paper published in the journal Nature.[6]A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation.[1][2]Norman Myers wrote about the concept in two articles in “The Environmentalist” (1988),[3] and 1990[4] revised after thorough analysis by Myers and others “Hotspots: Earth’s Biologically Richest and Most Endangered Terrestrial Ecoregions”[5] and a paper published in the journal Nature.[6]To qualify as a biodiversity hotspot on Myers 2000 edition of the hotspot-map, a region must meet two strict criteria: it must contain at least 0.5% or 1,500 species of vascular plants as endemics, and it has to have lost at least 70% of its primary vegetation.[6] Around the world, 36 areas qualify under this definition.[7] These sites support nearly 60% of the world's plant, bird, mammal, reptile, and amphibian species, with a very high share of those species as endemics. Some of these hotspots support up to 15,000 endemic plant species and some have lost up to 95% of their natural habitat.[7]A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation.[1][2]Norman Myers wrote about the concept in two articles in “The Environmentalist” (1988),[3] and 1990[4] revised after thorough analysis by Myers and others “Hotspots: Earth’s Biologically Richest and Most Endangered Terrestrial Ecoregions”[5] and a paper published in the journal Nature.[6]To qualify as a biodiversity hotspot on Myers 2000 edition of the hotspot-map, a region must meet two strict criteria: it must contain at least 0.5% or 1,500 species of vascular plants as endemics, and it has to have lost at least 70% of its primary vegetation.[6] Around the world, 36 areas qualify under this definition.[7] These sites support nearly 60% of the world's plant, bird, mammal, reptile, and amphibian species, with a very high share of those species as endemics. Some of these hotspots support up to 15,000 endemic plant species and some have lost up to 95% of their natural habitat.[7]Biodiversity hotspots host their diverse ecosystems on just 2.4% of the planet's surface,[2] however, the area defined as hotspots covers a much larger proportion of the land. The original 25 hotspots covered 11.8% of the land surface area of the Earth.[1] Overall, the current hotspots cover more than 15.7% of the land surface area, but have lost around 85% of their habitat.[8] This loss of habitat explains why approximately 60% of the world's terrestrial life lives on only 2.4% of the land surface area.which trace mineral is an essential component of thyroid hormones? group of answer choices iron iodine zinc chromium
Answers
The trace mineral that is an essential component of thyroid hormones is iodine, option B is correct.
Iodine plays a crucial role in the synthesis of thyroid hormones, including thyroxine \((T_4)\) and triiodothyronine \((T_3)\), which are responsible for regulating the body's metabolism. These hormones are produced by the thyroid gland and require iodine to be incorporated into their structure.
Without adequate iodine, the thyroid gland cannot produce enough hormones, leading to a condition known as iodine deficiency disorder (IDD). IDD can result in impaired growth and development, goiter (enlargement of the thyroid gland), and cognitive impairment. Therefore, ensuring sufficient intake of iodine through diet or supplementation is vital for maintaining optimal thyroid function and overall health, option B is correct.
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The correct question is:
Which trace mineral is an essential component of thyroid hormones? (group of answer choices)
A) iron
B) iodine
C) zinc
D) chromium
Can i please get a little help <333
Answers
Answer: 3 and 4
Explanation:
The drug Lipitor is a competitive inhibitor of the enzyme HMGCoA reductase. What effect would Lipitor have on the apparent Km for the normal substrate of this enzyme
Answers
The drug Lipitor is a competitive inhibitor of the enzyme HMGCoA reductase. Its effect on the apparent Km for the normal substrate of this enzyme is that it will increase the apparent Km of the normal substrate.
The apparent Km of the normal substrate of an enzyme is the substrate concentration at which the rate of the enzymatic reaction is half its maximal velocity (Vmax). A competitive inhibitor is a molecule that binds to the active site of an enzyme, competing with the substrate for binding.
Therefore, a competitive inhibitor affects the Km value of the substrate by increasing it. Lipitor, also known as Atorvastatin, is a statin drug that works by inhibiting HMG-CoA reductase, which is an enzyme that plays a vital role in cholesterol biosynthesis. By inhibiting this enzyme, Lipitor reduces the production of cholesterol in the liver. This results in an increase in the number of LDL (low-density lipoprotein) receptors on the surface of liver cells, which helps to remove LDL cholesterol from the blood.
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What is gel electrophoresis? Explain how the length of base pairs flow through the gel.
Answers
Answer:
DNA is negatively charged, therefore, when an electric current is applied to the gel, DNA will migrate towards the positively charged electrode. Shorter strands of DNA move more quickly through the gel than longer strands resulting in the fragments being arranged in order of size.
Explanation: :3 hope this helps
any two function of photoreceptor cell
Answers
Answer:
The function of the photoreceptor cell is to convert the light energy of the photon into a form of energy communicable to the nervous system and readily usable to the organism: This conversion is called signal transduction.
There are two types of photoreceptors in the human retina, rods and cones. Rods are responsible for vision at low light levels (scotopic vision). ... Cones are active at higher light levels (photopic vision), are capable of color vision and are responsible for high spatial acuity.
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Based on the elements in glucose, and the way the atoms are attached, you could determine that
glucose is an example of
carbo molecule
hydrogen molecule
organic compound
inorganic compound
Answers
hope this helps