Which is not correct about type 1 diabetes? which is not correct about type 1 diabetes? the immune system destroys the insulin-producing cells in the pancreas. insulin is produced, but cells are not using it properly. it usually begins in childhood. daily insulin injections are required?
what is difference between virion and viroid (5 to 6 differences are needed)
A water well is a structure created to obtain water from deep in the geosphere. Where is the well obtaining this water?
A water well is a structure created to obtain water from deep in the geosphere. Where is the well obtaining this water?
Answer:
The well is drawing water from the water sources underneath the surface of the Earth, that is, the groundwater.
Explanation:
Groundwater comprises the water, which flows naturally from the surface to the surface underneath. Groundwater also comprises water, which is present in various porous substances that are present underneath the surface of the Earth, like gravel, silt, clay, and sand. The water gets collected below the ground in these porous substances into the compositions known as aquifers. Generally, the well water obtains its water from these compositions.
Which is a step of the convection cycle in Earths atmosphere?
A. Cold, denser air rises.
B. Cold, less dense air falls.
C. Hot, less dense air falls.
D. Hot, less dense air rises.
if a genetic error occurred, resulting in each liver cell in a person having only 1,000 insulin receptors, what specific effect would this have on the liver cells?
When the levels of glucose in the blood elevate, the beta cells in the pancreas discharge insulin that encourages uptake of glucose for storage and metabolism. This hormone is recognized by the insulin receptors found in the surface of the cell.
If an individual is having 1000 insulin receptors, in each cell of the liver in spite of exhibiting the usual 90000 or more, then the individual would not possess the tendency to consume or absorb the usual amount of insulin, monitor the levels of sugar as effectively, or store glucose as effectively.
what is the role of b cells in the human immune system
Homeostasis is the regulation of an organisms internal environment to maintain conditions suitable for life. Homeostasis requires?
balance between all of the body’s systems.
The S phase in the cell cycle is the A. synthesis phase, when DNA is replicated. B. spindle phase, when chromatids are pulled apart. C. sync phase, when the new cell synchronizes with other cells. D. split phase, when the cell reproduces into two
air pressure on top of a planes wing decreases...
A) as the planes speed decreases
B) because the plane eventually has to land
C) As the plane's speed increases
D) As the plane's fuel runs low
Answer: Option C.
Explanation:
As the speed of plane increases and it moves forward it allows to push air on the bottom of the wings of the plane which results in increasing the pressure
The fact of air pressure on top of planes wing decreases with the increase bin plane's speed is based on Bernoulli’s Principle which states that with the fast moving air, the pressure decreases.
Therefore,n when the plane moves up it's wing pushes air down and on the same time the air pressure decreases at the top of the wing, this difference between the high and low pressure allows the flight to lift up.
Hence, the correct option is C.
In numerous studies, treatment of prion preparations with ionizing and uv-radiation does not reduce transmission of disease, however, treatment with denaturants reduces disease transmission. what can be inferred from these observations? choose all the true statements.
The treatment of prions with denaturants reduces disease transmission because prions do not contain genetic information, which is affected by ionizing radiation.
Further Explanation:
Disease transmission can be defined as a process which involves the transfer of infectious agent from one individual to another. This transmission can be direct or indirect depending upon the mode of the transfer of the agent to an individual.
The term prion refers to protein infection particle. Normal prion protein is a protein on the surface of the cells which is encoded by a PRNP gene. Mutation in the PRNP gene results in abnormal or misfolded prion protein. Altered prions contains proteinaceous infectious particle which can transmit disease by inducing normal proteins to become misfolded ones.
Treatment of prion preparations with ionizing and UV-radiation does not reduce transmission of disease as it is not a genetic material or DNA. Denaturants can reduce disease transmission by denaturing the structure of misfolded protein which cannot reform again to become infectious.
Learn more:
1. Learn more about plants: https://brainly.com/question/862697
2. Learn more about bacteria: https://brainly.com/question/4656094
3. Learn more about viruses: https://brainly.com/question/3889603
Answer Details:
Grade: College Biology
Subject: Biology
Chapter: Life processes-Virus
Keywords:
Prion, protein infection particle, proteinaceous infectious particle, denaturants, misfolded protein, PRNP gene.
Prions' resistance to ionizing and UV radiation suggests that they do not contain nucleic acid genomes, and their infectivity being reduced by denaturants confirms the role of protein structure in disease transmission. Their robustness necessitates special handling guidelines in medicine and related fields to prevent transmission of transmissible spongiform encephalopathies.
From the observations that ionizing radiation and UV radiation do not reduce the transmission of disease caused by prions, but treatment with denaturants does, it can be inferred that prions are not inactivated by methods that damage nucleic acids, such as ionizing and UV radiation. This suggests that prions do not rely on nucleic acid components like DNA or RNA for their infectious properties, which is consistent with the fact that prions do not contain their own genome. Since denaturants, which disrupt protein structures, do reduce transmission risk, it underscores the role of the abnormal protein conformation in prion infectivity. This aligns with the unique nature of prions as infectious agents that are composed solely of misfolded protein.
Prions are particularly resistant to methods that typically destroy other infectious agents. This information is critical in fields that deal with transmissible spongiform encephalopathies (TSEs), and it guides the development of safety practices for handling prions. The guidelines must address the robustness of prions and the specific ways to reduce their infectivity, emphasizing the importance of using denaturants over other, less effective methods.
Describe how you should warm up before attempting a maximal test.
Final answer:
To warm up before attempting a maximal test, start with light aerobic exercise, perform dynamic stretches, do sport-specific drills, and finish with light static stretching.
Explanation:
Before attempting a maximal test, it is important to warm up properly to prevent injuries and prepare your body for the intense activity. Here is a step-by-step guide on how to warm up:
Start with 5-10 minutes of light aerobic exercise like jogging or jumping jacks to gradually increase your heart rate and blood flow.
Perform dynamic stretches for major muscle groups, such as leg swings or arm circles, to improve flexibility and range of motion.
Do some sport-specific drills or exercises that mimic the movements you will be doing during the test. For example, if you're doing a maximal test for sprinting, include some sprints at sub-maximal intensity.
Finish with some light static stretching to further improve flexibility and reduce muscle tension.
Remember, warming up properly before a maximal test can help enhance performance and reduce the risk of injuries.
Pool all of the offspring from your 5 replicates. how much phenotypic variation do you find?
The student asked about the phenotypic variation in the offspring. However, the information provided is not sufficient to determine the specific phenotypic variation they found.
Explanation:In this question, the student is asking about the phenotypic variation in the offspring. Phenotypic variation refers to the differences in physical characteristics or traits observed in a population. In order to determine the amount of phenotypic variation, the student is instructed to pool all the offspring from their 5 replicates.
However, the information provided is not sufficient to determine the specific phenotypic variation they found. To calculate phenotypic variation, one would need additional information such as the number of different traits or phenotypes observed and their frequencies in the pooled offspring.
Without this information, it is not possible to accurately quantify the phenotypic variation in the offspring.