Answers
Answer:
The answer is D. it has a thick atmosphere of hydrogen and helium
Related Questions
In Mendel's first set of experiments, he crossed pure-breeding plants. Which
of the following statements summarizes his results from these experiments?
A. In each case, one form of the trait disappeared in the offspring,
and one form appeared in the offspring.
B. In each case, about half of the offspring presented each trait.
C. In each case, the offspring presented a different trait from the
parent plants.
D. In each case, about three-fourths of the offspring presented one
form of the trait, and about one-fourth presented the other form.
Answers
D. In each case, about three-fourths of the offspring presented one form of the trait, and about one-fourth presented the other form.
Answer:
D. In each case, about three-fourths of the offspring presented one form of the trait, and about one-fourth presented the other form.
Explanation:
The result of the experiment showed that out of 4 offsprings, 1 was pure tall, two were tall with a reccesive dwarf trait and one was pure dwarf
So there were 3 tall offsprings and one dwarf offspring
So 3/4 th of the offsprings presented one trait and 1/4 th presented the other
Which direction does an arrow point in a food chain or food web?
Answers
The arrow in the food chain or food web always points out from the organism that is being eaten to the organisms that do the eating. This also shows the flow of energy in the ecosystem as it transfers from one organism to another organism.
construct a dichotomous key which can be used to identify the five antelopes shown in figure 1.1 use only visible features.
Answers
The dichotomous key used to identify the antelopes might be based on the presence/absence of certain muscles, weight, etc.
What is a dichotomous key?A dichotomous key is a system to classify species and/or taxonomic groups by using two different choices.
For example, the presence/absence of certain physical features can be used to identify the antelopes.
Moreover, the threshold in certain features such as weight/height can also be used to classify species.
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How does the sucrose molecule leave the body?
Answers
Answer:
Short word, "Pee/Urine"Explanation:
If your drinking water then color of your Pee is based what you drink.5. Differentiate between:
a. Scientific study and general study
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please please help ! The results of gel electrophoresis are shown below, with four different
strands of DNA labeled.
electrode
II
Il kolle
The
Which strand of DNA is the shortest?
O A. 1
O B. 3
C. 2
O D. 4
Answers
Answer:
1
Explanation:
<3
The strand of DNA which is the shortest is 1 and is denoted as option A in this scenario.
What is DNA?This is referred to as deoxyribonucleic acid and contains the genetic components in organisms.
From the chart we can deduce that the shortest strand and most appropriate choice is 1.
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que pasaría si un organismo de la red trófica desapareciera
Answers
Respuesta:
La respuesta más simple posible sería decir que toda la red alimentaria colapsaría y todos los organismos de la red morirían de hambre. ... Eso es porque la vida vegetal suministra la energía inicial al sistema de la red alimentaria. Sin plantas, no hay alimento para los herbívoros.
¡Espero que esto ayude!
Which of the following contributed to the Indian Ocean tsunami disaster that occurred in December 2004?
A)
The earthquake that caused the tsunami was the largest earthquake ever recorded.
B)
Most of those killed lived in India, where buildings were not constructed to withstand the forces of the wave.
C)
Levees built to withstand tsunamis failed due to poor construction.
D)
There was no tsunami warning system in place in the Indian Ocean at the time.
Answers
Answer:
c
Explanation:
it seems the most correct out of all of them because as you can see it says .
Answer:
Its D) There was no warning system in place.
Explanation:
I got it right on edge 2021
29. Brain has one son, two grandchildren, and three great-grandchildren. This is example of
O exponential growth.
Odynamic growth.
O linear growth.
Obinary growth.
Answers
This is an example of exponential growth.
Exponential growth refers to a pattern of growth where the quantity or size of something increases at an accelerating rate over time.
In the given scenario, Brain has one son, two grandchildren, and three great-grandchildren.
Each generation is producing more offspring, resulting in a rapidly increasing number of descendants.
The progression from one generation to the next demonstrates exponential growth because each subsequent generation adds more individuals than the previous one.
As the generations continue, the number of descendants grows exponentially larger.
Exponential growth can be observed in various natural and human-made systems, such as population growth, compound interest, and the spread of infectious diseases.
In this case, the number of descendants in Brain's family tree follows an exponential pattern, as each new generation multiplies the number of offspring, leading to a significant growth rate.
Therefore, the example given aligns with the concept of exponential growth.
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How does a cancerous tumor happen? A Carcinogens break down cell membranes B. Too much fat and cholesterol swells the cells to create a tumor Mitosis goes into overdrive and makes too many cells too quickly D. Meiosis results in one cell becoming four, which over time causes tumors
Answers
Answer:
Mitosis goes into overdrive and makes too many cells too quickly
Explanation:
Imagine an illness that affects the function of ATP synthase in a human cell. Where is ATP synthase located in a cell? What does it do? What would happen in the enzyme’s “home organelle” (what is it?) if this function stopped? How do you think this human would feel? A full credit answer to this question includes a brief explanation of aerobic cellular respiration and its purpose, followed by your imaginary virus infection. There is no single correct answer to the imaginary infection question, but your answer must demonstrate that you understand the function of the ETC, ATP synthase, and how this process works.
Answers
The cell with a non-functional ATP synthase will be unable to synthesize ATP molecules.
What is the role of ATP synthase?ATP synthase is a protein molecule which is found within the mitochondria.
The role of ATP synthase is in the synthesis of ATP from free inorganic phosphate and ADP using the energy stored in the proton gradient set up when protons cross the inner mitochondrial membrane from the intermembrane space into the matrix.
During aerobic respiration, electrons are passed through electron carriers on the mitochondrial membrane, setting up a proton gradient which is used by ATP synthase for ATP synthesis.
Thus, a cell which has impaired ATP synthase function will be unable to synthesize ATP molecules.
In conclusion, ATP synthase is responsible for ATP synthesis.
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the elements are located in certain groups and families based on their
Answers
The elements are located in certain groups and families based on their Similar chemical behavior because they have the same number of valence electrons and similar chemical properties.
Hope this helps :)
Which of the following factors would have a negative impact on the organisms that live in the salt marsh?
Habitat restoration
Increased biodiversity over time
Stable pH levels over time
An invasive species outcompeting native species for resources
Answers
Answer:
Habitat restoration
Explanation:
It will have a negative effect
The factor that would have a negative impact on the organisms that live in the salt marsh is option d, where an invasive species outcompetes native species for resources.
When an invasive species enters a salt marsh ecosystem, it often lacks natural predators and can rapidly reproduce, outcompeting native species for vital resources such as food, space, and shelter. This competition can disrupt the balance of the ecosystem and negatively impact the native species that are adapted to the specific conditions of the salt marsh.
Invasive species often have aggressive feeding habits, consume native species as prey, or outcompete them for limited resources, leading to a decline in the population size or even the extinction of native species. This disruption can have cascading effects on the entire ecosystem, affecting trophic interactions and nutrient cycling.
Salt marshes are complex habitats with specific ecological niches, and native species have evolved to rely on the availability of certain resources and interactions with other species. The introduction of an invasive species can disrupt these intricate relationships and upset the ecological equilibrium.
Therefore, the presence of an invasive species outcompeting native species for resources in a salt marsh would have a negative impact on the organisms residing there, leading to a loss of biodiversity and potential ecological imbalances. Therefore the correct option is d
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What part of the brain is the arrow pointing to in the diagram?
Answers
Answer:
The Occipital Lobe
Explanation:
The Brain is the part of the central nervous system enclosed in the cranium of humans other vertebrates, consisting of soft, convoluted mass of gray and white matter and serving to control and coordinate the mental and physical actions.
The Occipital Love is the most posterior love of each cerebral hemisphere, behind the parietal and temporal lobes.
With asexual reproduction is the genetic information the same or different?
Answers
Answer:
same
Explanation:
Asexual reproduction gives rise to two physically and genetically identical daughter cells. Thus, the genetic information remains the same.
In asexual reproduction, the daughter cells divide through the process of mitosis, which results in two daughter cells from one parent cell.
In mitosis, the chromosomes which are duplicated segregate into the two emerging cells around which then a nuclear membrane forms. In this case, there is no recombination by crossing-over or chiasmata formation that happens in the case of meiosis.
It is the recombination by crossing-over or chiasmata formation that results in varying genetic information.
Thus, as these processes do not happen in mitosis, genetic information remains the same.
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A bacterium called Salmonella can cause
food poisoning.which kingdom is it in?
Answers
Answer:
monera kingdom
Explanation:
Answer:
The kingdom is Monera Kingdom
Explanation:
How is sediment formed?
A. Loose material is cemented by pressure.
B. Chemical changes cause sediment to compact together.
C. Molten rock cools above Earth’s surface.
D. Weathering breaks down rock and other material.
Thank you for whoever helps :)
Answers
Answer: D. Weathering breaks down rock and other material
Explanation:
Because weathering/erosion cause rocks to break down into tiny sediments over time
I need help to make an acronym with these words
Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species
like, for example, "please excuse my dear aunt sally"
(parenthesis, exponents, multiplication, division, addition, subtraction.
Answers
Answer:
Dear kayla please come obediently for Gary's safety
in humans long eyelashes is dominant (e ) to short eyelashes (ee), having dimples (d ) is dominant to not having dimples (dd) and free ear lobes (f ) are dominant to attached earlobes (ff). what is the likelihood of producing a child with long eyelashes, dimples and attached earlobes from the following cross? eeddff x eeddff
Answers
The likelihood of producing a human with these traits from the cross Eeddff x Eeddff is 1 out of 4, or 25%.
A Punnett square is a grid that displays the potential progeny of a cross between two people. The children can be read from the other axis of the grid, and each box in the grid represents a potential gamete (sperm or egg) that can be generated by one of the parents.
The parent Eeddff can produce either E or e for the first attribute (eyelashes), and the parent Eeddff can create either E or e as well. The Punnett square for the eyelash characteristic is as follows: According to the last Punnett square, only one probable human, DdFE, possesses long eyelashes (E), dimples (D), and attached earlobes (f).
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Balance this equation
Answers
Answer:
6CO2 + 6H2O → C6H12O6 + 6O2
Explanation:
Jake has become very anxious ever since he started taking harder classes in his major.
The university's counselor diagnosed him with an anxiety disorder. Compare and contrast how the behavioral, humanistic, and cognitive approaches would view the origins and treatment of Jake's anxiety. Then, describe how psychologists view each of
the three approaches today."
Answers
The behavioral, humanistic, and cognitive approaches provide different perspectives on the origins and treatment of Jake's anxiety.
The behavioral approach would view Jake's anxiety as a learned response that has been reinforced over time. They might suggest that Jake's anxiety is a result of negative experiences or associations with his academic performance, leading to increased anxiety symptoms. Treatment would focus on identifying and modifying maladaptive behaviors through techniques such as exposure therapy and behavior modification.
The humanistic approach would emphasize Jake's self-actualization and personal growth. They might view his anxiety as a result of a discrepancy between his self-concept and the challenges he is facing in his major.
Treatment would involve providing a supportive and empathetic environment where Jake can explore his feelings and values, with the goal of helping him align his personal goals with his academic pursuits.
The cognitive approach would focus on Jake's thoughts and beliefs about his academic performance. They would suggest that his anxiety stems from negative and distorted thinking patterns, such as excessive self-criticism or catastrophic thinking.
Treatment would involve cognitive restructuring, helping Jake identify and challenge irrational thoughts, and developing more adaptive and realistic thinking patterns.
In contemporary psychology, these approaches are not seen as mutually exclusive, but rather complementary. Psychologists recognize that a multidimensional approach, integrating elements from different perspectives, can provide a more comprehensive understanding of psychological issues.
Treatment approaches often combine techniques from various approaches to address the unique needs of each individual, emphasizing a holistic and personalized approach to mental health.
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In a population recovering from the Bottleneck Effect, the initial gene pool is likely to be as genetically diverse as the original populatio
True or False
Answers
Answer: I’d say True
Explanation: Genetic drift can result in the loss of rare alleles, and can decrease the size of the gene pool. Genetic drift can also cause a new population to be genetically distinct from its original population, which has led to the hypothesis that genetic drift plays a role in the evolution of new species.
Which of the following is a primary source?
O Annotated bibliography
O Encyclopedia
O Diary
O Literature review
Answers
Answer:
A diary is a primary source
Which of the following invloves the combination of two haploid sex cells to create an individual ?
Answers
Sexual reproduction is a process in which two gametes or haploid cells (with only one set of chromosomes) unite to form a diploid cell (with two sets of chromosomes). The diploid cell obtained has the ability to undergo mitosis to divide numerous times to form an individual.
In contrast, asexual reproduction does not use gametes and has more diverse mechanisms depending on the organism we are talking about.
Therefore, the answer is sexual reproduction.
I need help.
1. Pick one of the Canadian Biomes (Terrestrial or Aquatic)
2. Pick a minimum of 10 organisms. (At least a producer, composer and decomposer) from that biome and draw a Food Web involving all of your selected organisms.
Answers
I cannot draw, but I can provide you with the requested information.
Canadian Biome: Boreal Forest
Organisms:
1. Black Spruce (Producer)
2. Moose (Primary Consumer)
3. Red Fox (Secondary Consumer)
4. Snowshoe Hare (Primary Consumer)
5. American Black Bear (Secondary Consumer)
6. Grey Wolf (Tertiary Consumer)
7. Pine Marten (Secondary Consumer)
8. Northern Saw-whet Owl (Tertiary Consumer)
9. Red Squirrel (Primary Consumer)
10. Woodpecker (Secondary Consumer)
11. Fungi (Decomposer)
Food Web:
Black Spruce → Red Squirrel → Northern Saw-whet Owl
Black Spruce → Red Squirrel → Pine Marten
Black Spruce → Snowshoe Hare → Lynx
Black Spruce → Snowshoe Hare → Red Fox
Black Spruce → Moose → Grey Wolf
Black Spruce → Moose → American Black Bear
Black Spruce → Moose → Pine Marten
Black Spruce → Moose → Red Fox
Fungi → Decomposition → Nutrients for Black Spruce and other Producers
Note: This food web is just an example, and there can be many other organisms and relationships in the Boreal Forest biome.
Your friend claims that an energy pyramid may not have the same shape as a pyramid of numbers for the same ecosystem, as shown in the diagrams.
Energy Pyramid
Pyramid of Numbers
Trophic 3
level
2
Trophic 3
level
2
Joules (J)
Number of individuals
Which statement accurately uses the diagrams to support this claim?
• A. A few large producers can support a very large primary consumer population, as shown in the pyramid of numbers.
B. Occasionally, primary consumers are able to carry out photosynthesis, as shown in the pyramid of numbers.
c. A large number of producers can support the same number of primary consumers, as shown in the energy pyramid.
D. Higher trophic levels always contain fewer individuals, as shown in both the energy pyramid and the pyramid of numbers.
Answers
The correct statement that accurately uses the diagrams to support the claim that an energy pyramid may not have the same shape as a pyramid of numbers for the same ecosystem is: Higher trophic levels always contain fewer individuals, as shown in both the energy pyramid and the pyramid of numbers.
The correct answer is option D.
Both the energy pyramid and the pyramid of numbers illustrate the relationship between trophic levels in an ecosystem. The energy pyramid represents the flow of energy through different trophic levels, with each level consuming a portion of the energy from the level below. As energy is transferred, some energy is lost as heat, resulting in a decrease in available energy at higher trophic levels. This reduction in energy availability limits the number of organisms that can be supported at each level, leading to a decrease in the number of individuals as we move up the pyramid.
Similarly, the pyramid of numbers represents the number of individuals at each trophic level in the ecosystem. It typically follows a similar pattern to the energy pyramid, with a larger number of individuals at lower trophic levels and a decreasing number of individuals at higher trophic levels. This is because energy transfer is not 100% efficient, and as energy flows through the food chain, it supports a smaller number of organisms at each successive level.
The statement in option D accurately highlights the consistent pattern observed in both the energy pyramid and the pyramid of numbers, where higher trophic levels contain fewer individuals. This supports the claim that the shape of an energy pyramid may not necessarily match the shape of a pyramid of numbers, as the number of individuals in each trophic level is influenced by factors other than energy availability, such as predator-prey interactions and reproductive rates.
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how does the structure of fatty acids relate to the way they interact with other molecules?
Answers
The structure of fatty acids relate to the way they interact with other molecules because they are hydrophobic and hence interact accordingly to several molecules.
Fatty acids are a part of the lipids. These are long chains of carbon that may be saturated or unsaturated. The saturated fatty acids are straight chains whereas kinks can be observed in the unsaturated fatty acids due to double bonds. This kink is essential to provide the fluidity to the membranes.
The fatty acids are hydrophobic because the bonds between the carbon and hydrogen are non-polar. The non-polar nature is responsible for hydrophobicity and thus the fatty acid remains away from the water molecules.
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What function makes the HIV virus unique?(1 point)
It attacks neurons in the nervous system and causes paralysis.
It has viral DNA that is transmitted through indirect contact with infected persons
It attacks and destroys red blood cells in the bodies of its host organisms.
It copies the information for reproduction from RNA back into DNA.
plz help
Answers
The function which makes the HIV virus unique is: B. It has viral DNA that is transmitted through indirect contact with infected persons.
HIV is an acronym or abbreviation for human immunodeficiency virus and it refers to a type of venereal disease that destabilizes and destroys the immune system of an infected person, thereby, making it impossible for antigens to effectively fight pathogens.
Generally, the high mutation or replication rate of the human immunodeficiency virus (HIV) owing to its enormous genetic diversity (deoxyribonucleic acid - DNA) makes it easily transmittable from an infected person to another.
This ultimately implies that, the HIV virus is unique among other viruses because it can be transmitted without having a direct contact with an infected person such as:
Sharing a hair clipper with him or her.Using an object that has been infected by a HIV patient.Additionally, it is extremely difficult to develop an effective and accurate vaccine against the HIV virus because it possesses a high error rate.
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Define monomer and polymer
Answers
Answer:
Monomer is a molecule that can be bonded to other identical molecules to form a polymer.
Polymer is a substance which has a molecular structure built up chiefly or completely from a large number of similar units bonded together
A monomer is a molecule that forms the basic unit for polymers, which are the building blocks of proteins
Polymer is a big molecule that forms from monomers, it consist of macromolecules (large molecules)
Can someone help with this problem
Answers
The percentage change in concentration of dissolved oxygen when the water temperature rises from 10 °C to 15 °C is 9.49%.
What is the percentage change in concentration?The percentage change in concentration is determined as follows:
percentage change = (|new value - old value| / old value) x 100%
the concentration of oxygen at 10 °C = 10.92 mg/L
the concentration of oxygen at 15 °C = 9.76 mg/L.
The percentage change in concentration of oxygen when the water temperature rises from 10 °C to 15 °C will be:
The percentage change in concentration of oxygen = (|9.76 - 10.92| / 10.92) x 100%
The percentage change in concentration of oxygen = 9.49%
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