If the genotype for a trait is hybrid, the trait expressed will be
a reccessive
b dominant
c purebred
d honozygous
Answers
The correct answer is b) dominant.
When the genotype is hybrid, it means that the organism has two different alleles for that trait, one dominant and one recessive.
If the genotype for a trait is hybrid, the trait expressed will be:
a) recessive
b) dominant
c) purebred
d) homozygous
The answer is b) dominant. When the genotype is hybrid, it means that the organism has two different alleles for that trait, one dominant and one recessive. In this case, the dominant allele determines the phenotype, or the physical expression of the trait.
The recessive allele is masked by the dominant one. Depending on how the dominant and recessive genes interact, a heterozygous genotype might involve: In complete dominance, the dominant allele completely covers up the recessive one. The recessive allele isn’t expressed at all. One example is eye color, which is controlled by several genes.
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Related Questions
How much is DNA important to identify a group? Give a brief explanation on race ,whiteness and property? Does biological anthropologists and genome scientist need to add the relation between Europeans and Indigenous people while doing their research?
Answers
DNA is important in identifying genetic relationships within a group, but it alone is not sufficient to determine complex social constructs like race, whiteness, or property; the inclusion of social, cultural, and historical factors is crucial in understanding these concepts.
Biological anthropologists and genome scientists should consider the relationship between Europeans and Indigenous people in their research to provide a more comprehensive understanding of human genetic diversity and population history.
DNA analysis can provide valuable insights into genetic relationships within a group, such as determining genetic ancestry or identifying related individuals. However, race, whiteness, and property are social constructs that go beyond genetic factors and are shaped by historical, cultural, and socioeconomic factors. These concepts are complex and cannot be solely explained by genetic data. Therefore, it is important for researchers, including biological anthropologists and genome scientists, to recognize the limitations of genetic data and consider the broader social context when studying race, whiteness, and property.
In the context of researching Europeans and Indigenous people, it is crucial for researchers to acknowledge and incorporate the historical and ongoing relationships between these groups. This includes understanding colonization, displacement, and the impact of power dynamics on genetic diversity and health outcomes. By including this relationship in their research, scientists can contribute to a more accurate and nuanced understanding of human genetics and promote social and scientific equity.
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Name the early-twentieth-century hypothesis that was at first rejected by geologists and the more comprehensive theory that later replaced it.
Answers
The theory of plate tectonics was at first rejected by geologists and the more comprehensive theory later replaced it.
What is continental drift theory?The continents were "drifting" over the surface of the planet, occasionally crashing into one another and into seas.
As we know,
Wegener's theory was largely rejected since he offered no explanation for how the continents may move.
The name of the theory was theory of plate tectonics.
Thus, the theory of plate tectonics that was at first rejected by geologists and the more comprehensive theory that later replaced it.
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PLEASE HELP I WILL MARK BRAINLIEST!!!!
A thunderstorm! You see a flash of lightning across the sky. Five seconds later, your hear the thunder. If
lightning and thunder come from the same source, then why don't they occur at the same time?
They do! The time difference is due to the way sound waves and light waves travel. Light travels
extremely fast through the air, 300,000,000 m/s. Sound travels much slower, 343 m/s through air.
Therefore we can see light in an instant, but it takes a while to hear thunder. The speed of light waves and
sound waves depends on the medium through which they travel. Take a look at the data in the image
above.
How do the speeds of sound and light waves compare?
1x
A
B
C
D
Sound waves travel fastest through a dense medium like the solid ground.
Light waves can travel through a vacuum; sound waves cannot.
Light waves cannot travel through a dense material like a solid.
The denser the medium, the faster sound travels.
E
The speeds of light and sound are affected in the same way in different mediums.
Answers
Answer: (B)
Explanation: They are asking for a comparison between light waves and sound waves.
A and C is wrong because it only says about sound waves
D only says about sound waves
E is completely wrong because they are affected differently in different mediums.
a device that is held in your hand to transmit and recieve verbal communication is called
Answers
Answer:
radio maybe?? could also be cellphone lol
Explanation:
2 points
C-C-C-H
TL 1
H H H
---
I-U-I
I
I-U-I
I-O-I
I-O-I
I-0-1
I
1
Name the following molecule*
I-O-I
1
O=0
I-O
Answers
Can I see the picture it might help
iodine oxide? there's a lot going on i can't really tell
T/F neuralgia is nerve pain caused by inflammation, pressure, toxins, and other diseases.
Answers
The statement "Neuralgia is nerve pain caused by inflammation, pressure, toxins, and other diseases" is true.
Any area of the body can experience the pain, which is typically sharp, shooting, or scorching. Numerous things, including as irritation, stress, toxins, infections, and other illnesses can lead to neuralgia.
Trigeminal neuralgia, which results in excruciating facial pain, postherpetic neuralgia, a complication of shingles, and occipital neuralgia, which affects the nerves in the skull and neck, are a few frequent varieties of neuralgia.
The underlying cause of the pain and its intensity affect neuralgia treatment. Anticonvulsants, antidepressants, and painkillers are a few examples of medications that may be used to treat symptoms.
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True, neuralgia is nerve pain caused by inflammation, pressure, toxins, and other diseases.
Inflammation is part of the body's defense mechanism. It is the process by which the immune system recognizes and removes harmful and foreign stimuli and begins the healing process. Inflammation can be either acute or chronic
When inflammation happens, chemicals from your body's white blood cells enter your blood or tissues to protect your body from invaders. This raises the blood flow to the area of injury or infection. It can cause redness and warmth. Some of the chemicals cause fluid to leak into your tissues, resulting in swelling.
Neuralgia is a term used to describe nerve pain that can be caused by a variety of factors including inflammation, pressure, toxins, and other diseases.
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in your lab, you have added Gram Stain to an unknown bacterium. The stain shows up as a dark
purple, unlike the regular bacteria you are researching (which is pink). What does this information tell
you about the structure of each bacteria?
Answers
This information tells you that the unknown bacterium has a Gram-positive cell wall, while the regular bacteria being researched have a Gram-negative cell wall.
What does Gram staining tell about the bacterium?The color of the unknown bacterium after Gram staining indicates that it has a different cell wall structure than the regular bacteria being researched. Gram staining is a laboratory technique used to differentiate between different types of bacteria based on their cell wall composition. Bacteria that appear purple after Gram staining have a thicker peptidoglycan layer in their cell wall, known as a Gram-positive cell wall. Bacteria that appear pink have a thinner peptidoglycan layer, known as a Gram-negative cell wall.
This information can be useful in determining the type of bacteria and in selecting appropriate treatments, as different antibiotics and other treatments are effective against different types of bacteria based on their cell wall structure.
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Help 15 point reward
Answers
Answer:
1.D
2.B
3.Mass
4.A
5.C
Explanation:
I know what these are because I have the vocabulary
what happens when you start to go deeper into the atlantic ocean in your own words please?
Answers
Answer:
the density of the water will keep crushing you until you are DEAD
Explanation:
Answer:
not sure if you still want an answer, but here:
the further down you go, the colder it'll get because the sunlight won't reach down as far, also making it darker. the pressure will also keep building up until it gets to be too much for your body to handle and literally crushes you.
100 POINTS
Why did NASA design the Lunar Prospector spacecraft to crash into the Moon?
A.
to find the presence of water
B.
to find the strength of the lunar surface
C.
to collect mineral samples on subsequent missions
D.
to find the chemical composition of the Moon
Answers
Answer:
Lunar Prospector was designed to collect data to compile the first complete compositional and gravity maps of the Moon during its planned one year mission in lunar polar orbit. ... In March 1998, NASA announced that data from Lunar Prospector suggested the presence of water ice at both the lunar poles.
Answer:
NASA announced that data from Lunar Prospector suggested the presence of water ice at both the lunar poles.
If glucose is the sole energy source for cellular respiration in an animal, what proportion of the carbon dioxide exhaled is derived from oxidation of pyruvate to acetyl coa?.
Answers
The proportion of the carbon dioxide exhaled derived from the oxidation of pyruvate to acetyl CoA is 1/3.
Pyruvate is produced by glycolysis in the cytoplasm and its oxidation takes place in the mitochondrial matrix before chemical reactions begin, pyruvate enters the mitochondrion crossing the inner membrane and arriving at the matrix.
Pyruvate + NAD⁺ + CoA-SH ⇒ acetyl-CoA + NADH + CO₂
This is the reaction of the conversion of pyruvate into acetyl CoA.
1 molecule of pyruvate is converted into 1 molecule of carbon dioxide.
Also, 2 molecules of pyruvate are converted into 2 molecules of carbon dioxide (as glucose on glycolysis yields 2 molecules of pyruvate).
Acetyl-CoA also contributes to the citric acid cycle and generates two molecules of CO₂.
Pyruvate thus generates a total of 3 molecules of CO₂, whereas glucose generates 6 molecules of CO₂ (as glucose on glycolysis yields 2 molecules of pyruvate)
Thus, Fraction = 2/6 = 1/3.
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PLEASE HELP.
Where does the water come from to feed the drainage basin?:
ground water
water vapor
surface water
ocean water
Answers
Is water that occupies pore space in the rock and soil layer beneath our feet, filling natural underground storage areas called aquifers, going on to feed into surface water sources like lakes, ponds, rivers, and even the ocean
do seagulls show a preference for where they land? to answer this question, biologists conducted a study in g
Answers
Yes, seagulls do show a preference for where they land. Biologists conducted a study in which they observed the behavior of seagulls in different environments.
The study found that seagulls tend to choose landing sites that provide them with the best access to food and shelter. Seagulls prefer to land in areas where they can easily spot their prey, such as fish, crabs, and other small animals. They also look for landing sites that offer some form of protection from predators, such as cliffs, buildings, or trees.
In addition, the study found that seagulls are highly adaptable and can quickly adjust their landing preferences based on changes in the environment. For example, if the food source in one area becomes scarce, seagulls will often move to a different location in search of better opportunities.
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complete question is:-
do seagulls show a preference for where they land? to answer this question, biologists conducted a study in which they observed the behavior of seagulls in different environments.
Any help would be appreciated! I am pretty confused TBH.
Answers
What key molecule is needed in any Active Transport scenario? *
Answers
Answer:
adenosine triphosphate (ATP)
Explanation:
Active transport mechanisms require the use of the cell's energy, usually in the form of adenosine triphosphate (ATP).
Charles Darwin concluded that the 13 species of finches on the Galapagos islands:A. all adapted to the same predators in different ways.B. All of these.C. probably evolved from one single ancestral species from the mainland.D. are identical to species on the mainland.
Answers
The correct answer is C. probably evolved from one single ancestral species from the mainland. Darwin realized that Finches differed form their relatives in mainland. The finches he saw were all particular on their own, so he concluded that their isolation from mainland and their insular habitat make them to evolve different traits, eventually each finch become a different species.
Help me with this problem please!
Answers
Two questions about the T. Rex:
T. Rex does not have an amniotic egg because there is no history of closely connected animals having an amniotic egg.A new study reveals that fierce predators like T. rex and tall, telescope-necked dinosaurs like Brachiosaurus were warm-blooded creatures.It is likely to provide reasons by using a cladogram if the given data in the cladogram correctly describe the character of the animal (T. Rex).
T. Rex does not have an amniotic egg because there is no history of closely related creatures having an amniotic egg.
A hypothesis is a theory set up to explain a phenomenon.
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What effect does stimulating the vagus nerve have on heart rate? from which subdivision of the autonomic nervous system (ans) does the vagus nerve carry motor fibers?
Answers
What happens when vagus nerve is stimulated?
Vagus nerve stimulation stabilizes aberrant electrical activity in the brain by stimulating the vagus nerve with the help of an implanted pulse generator and lead wire. Anti-seizure medications don't completely work for about one-third of epilepsy patients.Why is vagus nerve stimulation used?
Vagus nerve stimulation (VNS) uses the vagus nerve to provide regular, gentle electrical pulses to the brain in an effort to prevent or decrease seizure activity. The procedure involves implanting a device under the skin in the left chest area.Learn more about vagus nerve stimulation
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What is it about a person that could cause ordinarily beneficial traits to become so self-defeating?.
Answers
You may have feelings of inadequacy when you can't have—or give your children—the kind of life that others seem to have. All of these situations and challenges can lead to stress, which in turn lead to the development of Self Defeating Behaviors (SBD).
What is beneficial traits?Beneficial traits are extremely varied and may contain anything from protective coloration to the ability to operate a new food source, to a change in size or constitution that might be useful in a certain environment.Over time, these favorable traits become more common in the residents. Through this process of natural preference, favorable characteristics are transmitted through generations. Natural preference can lead to speciation, where one species gives rise to a new and distinctly different species.The artificial section is the identification by humans of seductive traits in factories and animals, and the steps taken to enhance and memorialize those traits in future years.To learn more about beneficial traits, refer to:
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approximately 60% of the ca2 in the blood becomes part of the filtrate while the remainder of the ca2 is bound to in the blood and is prevented from being filtered. multiple choice question.
Answers
Approximately 60% of the Ca2+ in the blood becomes part of the filtrate, while the remainder of the Ca2+ is bound in the blood and prevented from being filtered.
When blood is filtered through the kidneys, certain substances are selectively removed from the blood and excreted as urine, while others are retained and returned to the bloodstream. One such substance is calcium (Ca2+).
In the case of calcium, approximately 60% of the Ca2+ present in the blood is filtered and becomes part of the filtrate. This means that it enters the renal tubules, where further processing and reabsorption take place. The filtrate eventually progresses through the nephrons and into the collecting ducts, where water and certain solutes are reabsorbed back into the bloodstream.
However, the remaining 40% of the Ca2+ in the blood is bound to proteins and other molecules, forming complexes that are too large to pass through the filtration membrane. These bound Ca2+ molecules are effectively prevented from being filtered and remain in the bloodstream. This bound or protein-bound calcium plays important roles in various physiological processes and is not readily excreted in the urine.
Overall, the filtration of calcium in the kidneys is a dynamic process in which a significant portion (approximately 60%) enters the filtrate, while the remaining portion (40%) is bound in the blood and retained within the circulation.
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Explain what happens to the percentage stomatal opening when plant roots are partially exposed to
water compared to when they are fully exposed to water. Justify your answer using the graph above.
Answers
Through their stomata, plants transpire their water in the form of vapor or gas. Stomatal transpiration, or between 50 and 90 percent of all transpiration, loses the most water.
How do stomata respond to water status?
We still don't have a complete mechanistic knowledge of how stomatal responses to humidity, soil moisture, and other factors that affect plant water status affect photosynthesis, productivity, water production, ecohydrology, and climate forcing. Here, I go over earlier and more current developments in stomatal water interactions. The synthesis of abscisic acid in leaves may play a role in the metabolically mediated response to leaf water status in stomatal responses to evaporative demand and soil drought. Humidity, light, and temperature responses may also be influenced by additional speculative mechanisms involving vapor and heat transfer within leaves, although these mechanisms need more theoretical development and experimental verification..
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Sickle-shaped red blood cells carry less oxygen than healthy cells. What is another side effect of this disease?
A.
The blood vessels constrict in order to further reduce the flow of blood throughout the body.
B.
Blood viscosity increases and results in decreased blood flow throughout the body.
C.
The shape of the cells causes an increase in blood pH and reduces the need for oxygen.
D.
all of these
Answers
Answer:
B. Blood viscosity increases and results in decreased blood flow throughout the body.
hope this helps :D
In humans, how has that term been historically modified?
Answers
In humans, the term "race" has been historically modified. This term has been used to categorize people into different groups based on their physical characteristics such as skin color, hair texture, and facial features.
However, this categorization has been found to be biologically meaningless as there is more genetic variation within these groups than between them. Additionally, this categorization has been used to justify discriminatory practices such as slavery, segregation, and genocide.
Therefore, it is important to recognize the flawed nature of this term and move towards a more inclusive and equitable understanding of human diversity. This can be achieved through promoting cultural awareness, celebrating differences, and recognizing the humanity of all individuals regardless of their physical characteristics.
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PLEASE ANYONE I NEED HELP!!!!
what is the net ionic equation and what are the spectator ions of Bel2(aq) + PbSO4(aq) = BeSO4(aq) + Pbl2(s)
Answers
Explanation Worked out
The antibiotics lincomycin A and B are separated by elution chromatography using a bed of cellulose beads with a solvent system of butanol, acetic acid, and water. The total volume of the bed is 100 liters and void fraction is 0.40. The equilibrium constants, K, have been previously measured as 11.0 and 12.0 for A and B, respectively. Estimate the volume of eluate at which the peak will occur for each of these antibiotics.
Answers
To estimate volume of eluate at which the peak will occur for each antibiotic, we need to consider the equilibrium constants (K) and the void fraction of bed. estimated elution volume for lincomycin A is approximately 3.64 liters, while for lincomycin B, it is approximately 3.33 liters.
The equilibrium constant (K) represents the distribution of a solute between the stationary phase (cellulose beads) and the mobile phase (solvent system). A higher K value indicates a stronger affinity of the solute for the stationary phase.
In this case, lincomycin A has an equilibrium constant (K) of 11.0, while lincomycin B has a K value of 12.0. Since lincomycin B has a slightly higher K value, it will have a stronger affinity for the cellulose beads and will take longer to elute from the column compared to lincomycin A.
The void fraction of the bed is given as 0.40, which means that 40% of the total bed volume is occupied by the cellulose beads, while the remaining 60% is the volume available for elution.
To estimate the volume of eluate at which the peak will occur for each antibiotic, we can calculate the elution volume based on their equilibrium constants and the void fraction.
For lincomycin A: Elution volume = Void fraction * Total bed volume / K
Elution volume = 0.40 * 100 liters / 11.0 = 3.64 liters For lincomycin B:
Elution volume = Void fraction * Total bed volume / K
Elution volume = 0.40 * 100 liters / 12.0 = 3.33 liters
Therefore, the estimated elution volume for lincomycin A is approximately 3.64 liters, while for lincomycin B, it is approximately 3.33 liters.
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Mutations that prevent the function of V-type pumps would mosy likley inhibit which of the following?
A) glucose uptake
b) regulated secretion
c) autophagy
d)oxidative respiration
e) nerve signaling
Answers
V-type pumps also are called vacuolar proton pumps. These pumps are present in the cell and are used for several purposes such as pH regulation and transport of protons.
The mutation that inhibits the function of V-type pumps would prevent the transport of protons that would affect the pH of the cell.The V-type pumps are found in the lysosomal membrane, and they are responsible for the transportation of protons into the lysosome. The proton-pumping mechanism in the lysosome creates an acidic environment that is required for the degradation of various materials. The acidic pH of the lysosome activates the enzymes that break down the material. Therefore, mutations that prevent the function of V-type pumps would most likely inhibit regulated secretion.Ans: (b) regulated secretionThe regulated secretion of proteins is performed by exocytosis in many cells such as neurons, endocrine cells, and secretory cells. In regulated secretion, proteins are packaged in secretory granules or vesicles and are then released by exocytosis upon a signal. Therefore, the pH of the lysosome has an indirect impact on the secretory pathway. Hence, regulated secretion would be most affected by the mutation that prevents the function of V-type pumps.
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Amphibians are not completely free to live on dry land because they can escape from predators by jumping into the water. their food organisms live in water. they obtain oxygen from water through gills. their reproduction depends on water. their ancestors were fish.
Answers
Answer:
they obtain oxygen from water through gills
Explanation:
Amphibians are a group of organisms renowned for their ability to live on land and water. They include frogs, toads etc. Despite their numerous adaptive features that enable them to survive on land, they can still not live independently of water or aquatic environment.
This is because a stage of the life cycle of most amphibians require water for respiration via their GILLS. Amphibians in their juvenile stage e.g. tadpoles rely on water for them to breathe. Adult amphibians make use of lungs and skin for respiration.
who good at physiology
Answers
Answer:
not me sorry for wasting your time
Explanation:
SORRY
Which of the following statements about change in ecosystems is true?
a. Ecosystems experience change through human activity only
b.
Ecosystems experience change through natural events only
C. Ecosystems experience no change.
d. Ecosystems experience change through human activity and natural events
Please select the best answer from the choices provided
Ο Α
B
С
D
Answers
I WILL GIVE YOU BRAINLIEST!!!
What kind of animals are scorpions, ticks, and mites?
Select one:
a. Invertebrates
b. Echinoderms
c. Annelids
d. Vertebrates
Answers
Answer:
A. Scorpions, ticks, and mites are invertebrates.
They aren't echinoderms, annelids, or vertebrates.
Answer:
invertebrates
Explanation:
The arachnids (class Arachnida) are an arthropod group that includes spiders, daddy longlegs, scorpions, mites, and ticks as well as lesser-known subgroups.