Glucose-6-phosphate dehydrogenase deficiency (G6PD) is inherited as an X-linked recessive allele in humans. A woman whose father suffered from G6PD marries a man who has the disease. What proportion of their sons would have the disease? (A) 100 % (B) 1 / 2 (C) 1 / 4 (D) zero
Answers
The proportion of their sons having the disease would be zero.
The 46 chromosomes found in human cells could be divided into two groups: autosomes (44) as well as sex chromosomes (2). In contrast to bacterial chromosomes, human chromosomes are typically linear. Such as bacteria, they could be housed inside the nucleus.
Let's refer to the dominant gene as XG as well as the mutant allele as Xg due to the X-linked recessive characteristic. The woman most likely possesses the genotype XG/Xg, having Xg coming from her father as well as XG from just a healthy mother.
The husband would belong to the genotype Xg/Y should he have a G6PD deficiency. A Punnett square can be utilized to estimate the genotypes of offspring due to our being aware of the parental genotypes.
This would not change the estimated percentage of sons who will be affected because the father sometimes doesn't pass on his X chromosome to their sons.
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Related Questions
names of crops that end with 'to'
Answers
Answer:
tomato
potato
Explanation:
that's all i could come up with
if 30% of the nucleotides in a single-stranded rna molecule are adenine, then what percent are expected to be thymine? responses
Answers
The single-stranded RNA molecule does not contain thymine (T) nucleotides. Instead, it contains uracil (U) nucleotides in place of thymine. Hence, the percent of thymine nucleotides in a single-stranded RNA molecule is zero.
RNA contains four types of nitrogenous bases: adenine (A), guanine (G), cytosine (C), and uracil (U).Adenine (A) and uracil (U) are complementary bases, and they can pair up in the RNA molecule. Hence, the percent of uracil (U) nucleotides in a single-stranded RNA molecule can be calculated as follows:Percent of adenine (A) nucleotides = 30%Percent of uracil (U) nucleotides = Percent of adenine (A) nucleotides = 30%Percent of guanine (G) nucleotides = 20% (since the total percentage of adenine and guanine nucleotides in RNA is 50%)Percent of cytosine (C) nucleotides = 100% - (Percent of adenine (A) + Percent of guanine (G) + Percent of uracil (U))Percent of cytosine (C) nucleotides = 100% - (30% + 20% + 30%)Percent of cytosine (C) nucleotides = 20%Hence, the percentage of nucleotides in a single-stranded RNA molecule are as follows:30% adenine (A)20% guanine (G)30% uracil (U)20% cytosine (C)
Single-stranded RNA does not contain thymine (T) nucleotides. It contains uracil (U) nucleotides in place of thymine. The percentage of thymine (T) nucleotides in RNA is zero. The percentage of uracil (U) nucleotides in RNA can be calculated using the percentage of adenine (A) nucleotides. If 30% of the nucleotides in a single-stranded RNA molecule are adenine (A), then 30% of the nucleotides are expected to be uracil (U).
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System assembly and programming You are advised to spend no longer than 2.5 hours on this activity. Develop a user-friendly system that is well organised, structured and formatted, including: producing the software program and annotating the code the assembly of any hardware (if required) refining the system so that it operates as expected and can handle some unexpected events. Once completed, insert the annotated code into the Electronic Task Booklet. Design, assemble, program and test a safe prototype system to monitor and control the interior lighting and window blind in a room to improve the security of an unoccupied office. To monitor and control office security, One 90 Office Safe has requested a prototype system that will, as a minimum: monitor the daylight level outside of the office building turn the interior lighting on and off in response to changes in daylight levels turn the electric motor on and off to open and close the window blind in response to changes in daylight levels provide the option to deactivate/reactivate the system. The client has not specified all the prototype system's functions and constraints. These other functions and constraints are for you, as the developer, to determine and justify. For example, the client has not stated: a specific daylight level to operate the system that the electric motor needs to change direction to open or close the window blind, as this could be achieved in other ways. You must follow an appropriate development process and use a microcontroller. In developing the prototype system you should consider enhanced user experiences and how it would deal with any unexpected events that may occur. One 90 Office Safe needs a new system that will automatically operate the interior lighting and window blind in a room to improve the security of an unoccupied office. The steps in the automated monitoring and control system are: 1. A light sensor monitors the daylight level outside the office building. 2. When the amount of daylight falls below a certain level: • the interior lighting in the room will switch on • an electric motor will close the window blind automatically, which takes 10 seconds. 3. When the amount of daylight rises above a certain level: • the electric motor will open the window blind automatically, which takes 10 seconds • the interior lighting in the room will switch off. The client has not stated that the electric motor needs to change direction to open or close the window blind, as this could be achieved in other ways. To monitor and control office security, the client has requested a prototype system that will, as a minimum: monitor the daylight level outside of the office building turn the interior lighting on and off in response to changes in daylight levels turn the electric motor on and off to open and close the window blind in response to changes in daylight levels provide the option to deactivate/reactivate the system. In developing the prototype system, you should consider enhanced user experiences and how it would deal with any unexpected events that may occur.
Answers
Answer:
Explanation:
Developing a user-friendly system to monitor and control the interior lighting and window blind in an unoccupied office for improved security can be achieved by following these steps:
Hardware Assembly:
1. Gather the required hardware components, including a microcontroller, light sensor, electric motor, interior lighting system, window blind mechanism, and any necessary wiring.
2. Assemble the hardware components, ensuring proper connections between the microcontroller, light sensor, electric motor, and the lighting and blind systems.
3. Test the hardware connections to ensure they are functioning correctly.
Software Programming:
1. Write the software program to control the system's operations based on the inputs from the light sensor and user commands.
2. Start by initializing the microcontroller and necessary variables.
3. Implement code to continuously monitor the daylight level using the light sensor input.
4. Set a threshold value for the daylight level to determine when to switch the interior lighting and open/close the window blind.
5. If the daylight level falls below the threshold, turn on the interior lighting and activate the electric motor to close the blind. Allow a 10-second delay for the blind to close.
6. If the daylight level rises above the threshold, turn off the interior lighting and activate the electric motor to open the blind. Allow a 10-second delay for the blind to open.
7. Provide an option in the code to deactivate/reactivate the system based on user input.
8. Implement error handling and exception management to handle unexpected events or system failures.
System Refinement and Testing:
1. Run test scenarios to ensure the system operates as expected under different lighting conditions and user commands.
2. Check for any bugs or errors in the code and make necessary adjustments for improved functionality.
3. Consider user experience and ensure the system is intuitive and easy to operate.
4. Test the system's response to unexpected events, such as sudden changes in daylight levels or sensor malfunctions.
5. Refine the system based on test results and user feedback to enhance its performance and usability.
By following this development process and using a microcontroller, you can create a prototype system that effectively monitors and controls the interior lighting and window blind in an unoccupied office, enhancing security and providing user-friendly functionality.
In considering the cross YyRr x YyRr, the phenotype ratios of the F2 generation will be _____.
Answers
Answer:
f2
Explanation:
Name the three types of population distribution,
describe each, and explain the conditions that
govern each.
Answers
Answer:
random clumped uniform i think
Explanation:
Answer:
The three types of population distribution are uniform, random, and clumped.
Uniform distribution is rare. Individuals are evenly spaced and there is fierce competition for resources.
In random distribution, some individuals are close together, and some are spread apart. This occurs when there are sufficient resources available.
In clumped distribution individuals are clustered around patchy resources. This is the most common type of distribution.
Explanation: EDGE 2021
To ensure that you are always able to make the correct ethical decision in a given case, you should choose one and only one moral theory and stick with that theory in every situation. True False
Answers
The given statement "To ensure that you are always able to make the correct ethical decision in a given case, you should choose one and only one moral theory and stick with that theory in every situation." is false because adhering to a single moral theory in all situations does not guarantee consistently correct ethical decisions.
The statement implies that there is a singular moral theory that can provide the correct ethical decision in every situation.
However, ethical dilemmas are often complex and multifaceted, and different moral theories offer different perspectives on what constitutes the right course of action.
Choosing one moral theory and rigidly adhering to it may lead to an oversimplified and narrow approach to ethical decision-making.
Ethical theories, such as consequentialism, deontology, and virtue ethics, offer valuable insights into morality, but they also have limitations and varying interpretations.
Each theory emphasizes different aspects of ethics, such as outcomes, duties, or character traits. By adopting a rigid stance, one may overlook relevant considerations or fail to appreciate the nuances of a particular situation.
A more comprehensive approach to ethical decision-making involves drawing insights from multiple moral theories and considering the context, consequences, principles, and virtues at play.
This allows for a more well-rounded evaluation of the ethical dimensions of a situation. Flexibility and an open mind enable a deeper understanding of the complexities involved and a higher likelihood of arriving at a morally sound decision.
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weathering and erosion
Answers
Weathering is the breaking down or dissolving of rocks and minerals on Earths surface. Once a rock has been broken down, a process called erosion transports the bits of rock and minerals away. Water, acids, salt, plants, animals, and changes in temperature are all agents of weathering and erosion
Explanation:
Weathering is when a peice of rock breaks down, but does not move. It stays in one place. Erosion on the other hand is when the peice of rock breaks down but is carried away.
Which of the following could be present in a eukaryotic cell? *
Ribosomes
Cell Wall
Cell Membrane
Nucleus
Membrane-Bound Organelles
DNA
Answers
Answer:
Ribosomes
Membrane-Bound Organelles
Nucleus
Explanation:
Each eukaryotic cell has a plasma membrane, cytoplasm, a nucleus, ribosomes, mitochondria, peroxisomes, and in some, vacuoles; however, there are some striking differences between animal and plant cells.
1. Which of the following is an example of sensitization:
You blink each time your eye doctor gives you a puff of air in your eyes.
A dog was hit by his previous owner, and now the dog cowers each time his new owner reaches out to pet him.
You no longer feel your shirt touching your skin.
You're walking on the sidewalk and a bicyclist almost hits you, so you jump out of the way.
Answers
The example of sensitization from the given alternatives is that 'A dog was hit by his previous owner, and now the dog cowers each time his new owner reaches out to pet him.'
Sensitization refers to the process in which an organism becomes more sensitive to stimuli, both good and bad. It happens when the body's nervous system becomes oversensitized to a particular stimulus that it begins to respond even to weaker or non-threatening stimuli.
The example given in the first option refers to a simple reflex action that occurs in response to the puff of air that is blown into the eyes during the eye examination. The third option is about sensory adaptation, which occurs when sensory receptors are exposed to stimuli for an extended period, resulting in a reduction in sensitivity. The fourth option refers to the fight or flight response that occurs as a result of a threatening stimulus, in which an individual's body prepares to confront or flee from danger.
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the higher plant symbiont benefits from the mycorrhizal relationship by principally obtaining which of the following from the fungus.
Answers
Mycorrhizal relationships are mutualistic relationships between fungi and plant roots. The fungus forms a network of hyphae that is much larger than the roots of a single plant. In this way, the fungus can help plants access nutrients that would otherwise be unavailable.
Most fungi get carbohydrates from plants in exchange for nutrients that they've gathered. A mycorrhizal relationship is a good example of this. The fungus gets carbohydrates from the plant, which it uses for energy. In return, the fungus helps the plant absorb water and nutrients from the soil.
Because of the mycorrhizal relationship, plants are able to access nutrients that would otherwise be unavailable to them. The fungus is also able to get carbohydrates that it wouldn't be able to get otherwise. This makes the mycorrhizal relationship a very beneficial one for both parties involved.
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What does the term angiosperm literally mean?
A. seed leaf
B. enclosed seed
C. open seed
D. seed cone
Answers
Answer:
Angiosperm. n., plural: angiosperms. [ˈændʒɪəˌspɜːm] A flowering, fruit-bearing plant or tree known for having ovules (and therefore seeds) develop within an enclosed ovary.
Answer: B. Enclosed seed
Explanation:
GIVING BRAINLIEST!!!!!PLS HELPP!!! :((
How does a duckling become a bigger and stronger adult duck?
A) Body repair
B) Warmth
C) Growth
D) Motion
Answers
Answer:
I am pretty sure it is C. Growth
Explanation:
I am not fully sure but if it is wrong I apologize
Answer:
C
Explanation:
And i seen your questions
you always say giving brainliest
but you never do!!
that's kinda RUDE!!!
13. are the proposed cfc replacements themselves greenhouse gases? why is their emission considered to be less of a problem in enhancing the greenhouse effect than was that of the cfcs themselves?
Answers
Yes, the proposed CFC replacements themselves are greenhouse gases.
The emission of these replacement gases is considered to be less of a problem in enhancing the greenhouse effect than was that of the CFCs themselves due to their shorter lifetimes in the atmosphere and lower global warming potentials.
CFCs have been found to be highly effective at destroying the ozone layer, which protects the earth from harmful UV radiation.
As a result, they have been phased out as refrigerants and other uses. However, the replacements for CFCs, such as hydrochlorofluorocarbons (HCFCs) and hydrofluorocarbons (HFCs), are themselves greenhouse gases.
HCFCs and HFCs have shorter lifetimes in the atmosphere and lower global warming potentials than CFCs, which means that their effects on climate change are less severe.
While they are not ideal replacements, they are currently the best options available for many uses, and efforts are being made to find alternatives that are even less harmful to the environment.
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Please help me I don’t want to go to summer school
Answers
Help
Which of the following types of agriculture is least likely to use chemical pesticides? (2 points)
Biodynamic
Industrial
Precision
Urban
Answers
Precision agriculture (PA) is a farming management technique that relies on monitoring, measuring, and reacting to temporal and spatial variability to increase agricultural production sustainability.
It is employed in the raising of crops and animals. In order to automate agricultural activities and enhance their performance, diagnosis, and decision-making, precision agriculture frequently makes use of technology. Precision agriculture research aims to establish a DSS for whole farm management with the objective of improving input returns while protecting resources.
Thanks to the development of GPS and GNSS, precision agriculture is now a reality. Maps showing the spatial variability of as many variables as may be measured can be made thanks to the farmer's and/or researcher's capacity to precisely determine their location in a field.
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during aerobic cellular respiration, oxygen is important because it is the final ___?
Answers
Answer:
Oxygen is the final electron acceptor in aerobic respiration.. Without the presence of oxygen, electrons would remain trapped and bound in the final step of the electron transport chain, preventing further reaction
Explanation:
I ACCIDENTLEY SCREAMED PRETTY GAY
Answers
Answer:
.
Explanation:
Answer:hahahahah really why thats so funny
Explanation:
Which of the following statements concerning glyceraldehyde-3-phophpate is false?
a) it can be exported from the chloroplast to the cytosol for conversion into sucrose
b) it can be used to make starch, which is stored inside the stroma of the chloroplast
c)it can be transported to the cytoplasm and converted to pyruvate via glycolysis
d) it can be transported into the thylakoid space for a use as a secondary electron acceptor downstream of the electron transport chain.
Answers
The correct option is D, it can be transported into the thylakoid space for use as a secondary electron acceptor downstream of the electron transport chain.
Thylakoids are specialized membrane-bound structures found within the chloroplasts of plant cells and some photosynthetic bacteria. They play a crucial role in the process of photosynthesis, which is the conversion of light energy into chemical energy. Thylakoids are responsible for capturing and harnessing light energy, and they contain the key pigment molecules called chlorophyll.
These flattened, disc-like structures are stacked together in columns called grana, which are interconnected by structures known as stroma lamellae. The grana provide a large surface area for the absorption of light energy, while the stroma lamellae help facilitate the movement of electrons during the light reactions of photosynthesis.
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Question 10 of 11
hree sentences describe how a wildfire can harm a forest ecosystem?
A. Animal habitats are destroyed.
B. Soil that is no longer held in place by roots erodes.
C. Ash and charcoal add nutrients to the remaining soil.
D. Animals and plants are killed.
Answers
A wildfire can harm a forest ecosystem by destroying animal habitats, killing animals and plants, and causing soil erosion. The correct answers are A), C), and D).
When a wildfire burns through a forest, it can destroy the homes of many different species, leaving them without shelter or food. The fire can also kill many plants and animals, disrupting the delicate balance of the ecosystem. In addition, the heat from the fire can cause the soil to become unstable and prone to erosion, leading to further damage to the ecosystem.
While ash and charcoal from the fire can add nutrients to the remaining soil, the overall impact of the wildfire is typically negative for the forest ecosystem.
The correct answers are A), C), and D).
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____is the phase of bacterial growth where proteins and enzymes are made while is the phase where there is a decrease in bacterial population.
Answers
Log phase is the phase of bacterial growth where proteins and enzymes are made while decline/death phase is the phase where there is a decrease in bacterial population.
Log phase is also known as the exponential phase. It is the phase of bacterial growth curve where the population of bacteria increases exponentially. That is why maximum formation of proteins or enzymes occurs in this phase.
Decline phase comes after the plateau phase of the bacterial growth curve. At this stage, the bacteria begin to die. The causes of their death can be: lack of resources like food, lack of space, stress conditions, etc.
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WHY DID THIS HAPPEN I WAS AT 86.5% SOMEONE TALK TO ME AND MAKE ME HAPPY AGAIN :(
Answers
Answer:
it seems maybe you didnt turn in an assignment or late ?
Explanation:
Answer:
ahhh it'll be ok *pats back* trust me ;D
Explanation:
You are looking through a microscope at stained cells that appear to have a stiff outer edge and smaller structures inside
Answers
Three genotypes in a very large population have, on average, the following values of survival and fecundity, regardless of their relative frequencies: Genotype A1A1 A1A2 A2A2 Survival to adulthood (viability) 0.80 0.90 0.50 Number of offspring 3.0 4.0 8.0 Absolute fitness 2.4 3.6 4.0 Which of the following best describes what will happen at this locus in the long run? There will be a stable polymorphism because the heterozygote has a higher survival rate than either homozygote. Nothing will happen because the differences among genotypes in survival and fecundity cancel each other out. Allele A2 will be fixed eventually. One allele will be fixed but we cannot predict which one. Allele Al will be fixed eventually.
Answers
The population under observation has three genotypes: A1A1, A1A2, and A2A2. These genotypes have survival rates of 0.80, 0.90, and 0.50, and fecundity rates of 3.0, 4.0, and 8.0, respectively.
The absolute fitness of these genotypes is 2.4, 3.6, and 4.0, respectively. Which of the following statements best describes what will happen to the locus in the long run? Allele A2 will eventually become fixed is the correct option. This is due to the fact that allele A2 has the highest fitness of the three alleles, with a fitness of 4.0, and will thus outcompete the other two alleles in the population over time. Eventually, A2 will become the only allele present in the population because it is more effective at reproducing and surviving than A1. Over time, A2 will increase in frequency while A1 will decrease, and ultimately, A2 will become fixed in the population because it will be the only allele remaining.
Therefore, allele A2 will be fixed eventually. The statement "There will be a stable polymorphism because the heterozygote has a higher survival rate than either homozygote" is incorrect.
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How many numbers of parents contribute jeans to the blue headed Wrasse
Answers
Cheetahs are a species of cat best known for being the fastest land animal, with the ability to sprint at speeds of up to 120
kilometers per hour. Cheetahs have small heads, lean bodies, long legs, and a yellowish-tan coat with distinctive black spots.
Cheetahs face extinction pressure from climate change, hunting by humans, and habitat destruction, which is reducing the size of
their populations, Predict how these pressures have affected the genetic diversity of cheetahs.
A)
Genetic diversity has increased due to the need to survive in changing
environments.
B)
Genetic diversity has decreased due to inbreeding due to dwindling
population size.
Genetic diversity has increased due to interbreeding with neighboring
species.
D)
Genetic diversity has decreased due to habitat destruction.
Answers
Will give brainliest to first correct answer.
Explain how stem cell therapy helped Lucy break down deoxyadenosine.
Answers
Explanation:
The stop codon mutation caused her proteins to not be made correctly and were actually shorter. ... Stem cell therapy helped Lucy fight off the extra stop protein which allowed her to make more proteins and break down deoxyadenosine normally.
match the biomolecules to their monomers.proteinsanswer 1choose...lipidsanswer 2choose...carbohydratesanswer 3choose...nucleic acids
Answers
Match the biomolecules to their monomers Proteins: Amino acids, Lipids: They are not made up of monomers, Carbohydrates: Monosaccharides, Nucleic acids: Nucleotides.
Proteins are made up of monomers known as amino acids, while carbohydrates are made up of monomers known as monosaccharides. Lipids, on the other hand, are not made up of monomers since they are not polymers. Nucleic acids are made up of monomers known as nucleotides.
Proteins: Proteins are macromolecules composed of amino acids linked together by peptide bonds. Amino acids are the building blocks of proteins, and there are twenty different amino acids commonly found in proteins. Lipids: Lipids are made up of fatty acids and glycerol but are not made up of monomers since they are not polymers. There are different types of lipids such as phospholipids, triglycerides, and steroids.
Carbohydrates: Carbohydrates are the most abundant biomolecules in the world, and they serve many essential functions in the body. They are composed of monomers known as monosaccharides. Examples of monosaccharides include glucose, fructose, and galactose. Nucleic acids: Nucleic acids are biomolecules composed of monomers known as nucleotides. Nucleotides have three main components: a sugar, a phosphate group, and a nitrogenous base. There are two types of nucleic acids: DNA and RNA.
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what is the equal movement of molecules going in and out of the cell called
Answers
Is air really dry? Or it’s just air
Answers
Answer:
It is just air
Explanation:
Answer:
It depends
Explanation: Dry air is a theoretical sample of air that has no water vapor. ... When the relative humidity drops below about 40% the air feels dry to skin. If very low relative humidities persist it can make the skin dry, lips chapped and can put more static in the air.
Hope I helped ;) It wouldn't hurt to mark this as brainliest. LOL
Geologists have special tools to help them learn more about how energy is carried in the lithosphere. If a geologist observed that the speed of seismic waves in an area was increasing, what might he infer? a Tectonic plates in the lithosphere have moved. b There is water underground in the area. c The lithosphere is mainly made up of solid rock. d The temperature of the inner core has cooled somewhat.
Answers
Answer:
The answer is option A "Tectonic plates in the lithosphere have moved."
Explanation:
Despite the fact that the innovation doesn't exist to go into the entirety of Earth's layers, researchers can even now become familiar with an incredible arrangement about Earth's structure through seismic waves.
Seismic waves are vibrations in the earth that send energy and happen during seismic movement, for example, quakes, volcanic emissions, and even man-made blasts. There are two sorts of seismic waves, essential waves and optional waves. Essential waves, otherwise called P waves or weight waves, are longitudinal pressure waves like the movement of a smooth . Auxiliary waves, or S waves, are more slow than P waves. The movement of auxiliary waves is opposite to the heading of the wave travel, like the movement of energetically shaking a rope