Which of the following types of stars is most likely to end up as a supernova?
In Graph A, the curve peaks at 800 nm, in the red section of the visible light spectrum. In Graph B, the curve peaks at 550 nm, in the green section of the visible light spectrum. In Graph C, the curve peaks at 450 nm, in the blue section of the visible light spectrum. In Graph D, the curve peaks at 300 nm, in the violet section of the visible light spectrum.
A
B
C
D
Answers
Answer:
The answer is graph D
Explanation:
In terms of star type, Massive stars or Blue Supergiants are most likely to become supernovae after they fully consume their fuel and experience gravitational collapse. The data mentioned in the question doesn't have connectivity with being a supernova.
Explanation:The question asks which type of star is most likely to end up as a supernova. However, the information provided about different spectral curve peaks doesn't reign relevant to this question. That said, to answer the question in the astronomical context, the statement can be made - Massively large stars are most likely to end up as a supernova. Analogously, if you categorize stars by their types, Massive stars, particularly Blue Supergiants, are most likely to become supernovae after they exhaust their nuclear fuel and experience gravitational collapse. The enormous energy of this collapse causes the outer layers of the star to explode, creating the supernova.
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Related Questions
The ______ period ended in the greatest extinction of the phanerozoic eon.
Answers
Answer:
The Permian period ended in the greatest extinction of the phanerozoic eon.
Final answer:
The greatest extinction of the Phanerozoic Eon occurred at the end of the Permian period, known as the Permian extinction. It resulted in the loss of a significant amount of marine and terrestrial species. Volcanic activity and global warming are believed to have played a role in this mass extinction event.
Explanation:
The greatest extinction of the Phanerozoic Eon occurred at the end of the Permian period, which is part of the Paleozoic Era. This extinction event, known as the Permian extinction, was the largest in Earth's history, resulting in the loss of approximately 96 percent of marine species and 70 percent of terrestrial species. It is believed that widespread volcanic activity and a runaway global-warming event contributed to this mass extinction.
which individual below would be considered heterozygous?
A.DD
B.Dd
C.dd
Answers
A woman is experiencing back labor and complains of constant, intense pain in her lower back. what is an effective relief measure?
Answers
Back labor as the name implies is a very intense pain in the lower back experienced by pregnant women as the expected date of delivery gets closer. It is usually caused by undue pressure on the spine due to incorrect positioning of the baby.
There are several options that can effectively relieve back labor.
They are:
An Epidural Anaesthesia: This is a type of pain relief drug that is injected into the back to reduce pain in the back or in other parts of the body. This is usually administered at the discretion of the anesthesiologist;Regular Pain Relief medicationTaking a physical position to relieve the pain pressure point: Usually, the pain in the lower back is caused by the baby pressing against the lower spine. By adopting an all-fours position, and resting one's head on a pillow or other material that help to support the head, the pressure is eased off the back for some time;Ambulation: This simply means walking around. Crouching, or trying out various positions with the body such as squatting may also help to reduce the pressure off the spine
Other forms of pain relief procedures that may work are:
Reflexology or Acupuncture: the practice of using the finger to place a firm pressure below the center of the ball of the foot.Hydrotherapy: The application of hot and cold compress against the lower back in an alternating pattern.Learn more about back labor pain here:
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Graphs are _____ of relationships.
Answers
Answer:
Diagrammatic representation
Explanation:
Graphs are diagrammatic representation of relationships.
Answer:
Geometrical representation
Explanation:
Graphs are geometric representations of relationships presented through a data set used to facilitate understanding of the information presented in that set. Charts help you quickly identify patterns, verify results, and compare measurements. In addition, they can be used in many ways and in different areas of knowledge.
Which of the passages from lincoln's gettysburg address uses logic and reason?
A.we have come to dedicate a portion of that field
B.the brave men,living and,dead who struggled here
C.here gave the last full measure of devotion
Answers
Answer:
B.the brave men,living and,dead who struggled here
Explanation:
Answer:
B. the brave men, living and, deaf who struggled here
In the _______ cycle, a virus integrates its DNA into the host's DNA, and its DNA is replicated when the host DNA is replicated.
A. lysogenic
B. infectious
C. retroviral
D. lytic
Answers
In the lysogenic cycle, a virus integrates its DNA into the host's DNA, and its DNA is replicated when the host DNA is replicated.
Answer:
The correct answer is option A. "lysogenic".
Explanation:
During a viral infection, the virus uses different cycles of reproduction to achieve its goal of replicating itself inside a host organism. In the lysogenic cycle the virus integrate its DNA into the host genome, using the host replication system to replicate its own DNA along with the DNA of the host. During this cycle the host continues to live and reproduce normally as no pathogenicity is still evident from the virus.
Natural selection changes allele frequencies because some _______ survive and reproduce more successfully than others.
Answers
Answer:
E) individuals
Explanation:
A family has seven sons. The chance that their eighth child will be a daughter is _____. One chance in seven, one chance in eight, one chance in two, practically none
Answers
Answer:
they have 7 boys so i would say 1in 8 chance
Explanation:
What is the most abundant vertebrate on earth?
Answers
Which of the following is NOT one of the basic functions performed by the nervous system?
sensory input
integration
developmental growth
output
Answers
Answer:
developmental growth would be the answer
Answer: Developmental Growth
Explanation:
The nervous system of the body is known for the conduction of message from brain to various parts of the body.
It includes, input, integration and out. Developmental growth is mainly controlled by growth hormones which is secreted from the pituitary gland.
This is not a basic function of nervous system, it is a function of endocrine glands.
An example of natural selection is the red color of a male cardinal. The females of the species choose mates based on the vibrant colors of the males' feathers. If females begin using different criteria than feather color when they choose mates, what would most likely happen to the color of the male cardinals over time?
Answers
During which stage does land get ready for the arrival of new species? A. migration B. ecesis C. nudation D. reaction E. competition
Answers
Answer:
C. nudation
Explanation:
When an ecological system has been destroyed by some catastrophe, what is left is usually barren land. This barren land is not suitable for the majority of the organisms to live on it, so changes are needed. Nudation is the first process, and it is part of the primary succession. This process is actually the one responsible for the minor changes that happen on the barren land, preparing it slowly for the organisms to be able to move into it and start developing a new ecosystem.
Answer:
Nudation
Explanation:
Disturbance initiates the prosses of succession. Both abiotic and biotic factors cause disturbances. At this stage, the bare land without any living organisms develops for the arrival of new species. ( Monoclimax theory)
(can i have brainlyist please?)
Mammals that give birth to fully developed live young are termed
Answers
Answer:
Viviparous
Explanation:
I think that's the word you are looking for
Viviparous animals give birth to live offspring after they have developed in the parent's body
The opposite of this would be Oviparous, meaning an animal that lays eggs.(birds, etc)
Fun fact:
the echidna (also known as a spiny anteater) and the duck-billed platypus are the only mammals known to lay eggs!
What codes for proteins?
A. DNA
B. RNA
C. Polypeptides
D. Amino acids
Answers
Answer:
D. Amino Acids
Explanation:
DNA and RNA viruses are included in an organism's genome. The genome component that codes for a protein or RNA is called a gene. The protein-coding genes consist of tri-nucleotide units called codons, each with an amino acid code.
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Which of the following are causes of evolutionary change? 1)Genetic drift 2) Natural selection 3) Gene flow 4)Mutation
Answers
Evolutionary change is caused by four primary mechanisms: Genetic drift, natural selection, gene flow, and mutation. Each of these mechanisms contribute to the diversity and adaptation of populations.
Explanation:The causes of evolutionary change are: 1) Genetic drift, 2) Natural selection, 3) Gene flow and 4) Mutation.
Genetic drift refers to random changes in the frequencies of alleles within a population. It can result in significant changes in a population's genome, especially in small populations.
Natural selection is the process by which traits that enhance survival and reproduction become more common in successive generations of a population. It drives the adaptation of populations to their environments and is a key mechanism of evolution.
Gene flow happens when individuals from one population migrate to and breed in a second population. This can introduce new genetic variations to the receiving population.
Mutation refers to changes in an organism's DNA. It can introduce novel genotypic and phenotypic variations to a species over time, and is a key driver of diversity in populations.
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How can you reduce the amount of waste you send to landfills?
Answers
By managing the waste and by treating the waste by different ways like in biogas plants, using them as manure in farms etc.
Answer:
By reducing , segregating and compressing
Explanation:
The solid waste being sent to the landfill site can be reduced in following ways -
a) Segregating the organic and inorganic waste. Since organic waste can be decomposed, it must be treated separately instead of dumping into landfill.
b) Reducing the volume of solid waste through compressing at waste handling plants instead of directly dumping into land fill sites.
c) All the reusable and recyclable waste such as plastic, paper, glass must also be segregated at the point source.
A difference between monocot and dicot angiosperm flowers that can help identify them is that dicots A. Grow flowers with petals in multiples of 4s and 5s. B. Grow flowers with petals in multiples of 3s. C. Don't grow flowers. D. Don't grow pink flowers.
Answers
Dicots grow flowers with petals in multiplies of 4 and 5, monocots in multiples of 3. See the attached pic:)
A difference between monocot and dicot angiosperm flowers that can help identify them is that dicots Grow flowers with petals in multiples of 4s and 5s.
How can dicots and monocots be identified?Dicot flowers have a precise number of sepals, or petals, that make them multicolored. The number of petals in dicots occurs in groups of four or five.Tetramerous flowers have four petals in multiples of four, whereas pentamerous blooms have five petals in multiples of five.Monocots have three sepals and three petals on average. Petaloid or petal-like sepals are defined as having the shape and color of petals in some circumstances. Monocot blooms have six stamens on average.learn more about monocot and dicot here:
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Glucose molecules from food sources provide energy to the cells of the human body. After a person eats, the level of glucose in their blood increases. If a person's blood glucose level becomes too high, a hormone in the pancreas, known as insulin, is released. Insulin helps move glucose out of the bloodstream. This causes the blood glucose level to decrease and return to equilibrium. The production of insulin is a mechanism that regulates the human body's internal environment and aids in A. the storage of genetic information within cells. B. the production of sugar molecules through photosynthesis. C. the production of carbon dioxide through cellular respiration. D. the maintenance of homeostasis within the body system.
Answers
Answer:
D. the maintenance of homeostasis within the body system.
Explanation:
Answer:
A: The maintenance of homeostasis within the body system
Explanation:
Study Island
Which of these claims is supported by scientific evidence?
Answers
Answer: in the last 10 years, sea level has risen twice as fast as in previous centuries
Explanation:
If a cell loses control of gene expression what happens?
Answers
Answer:
Abnormal, unhealthy cells will develop.
The blind spot is located in the area of the retina
Answers
Answer:
true
Explanation:
Answer:
where the optic nerve leaves the eye
Explanation:
Energy for use in cells is stored in form of 1.chemical bond energy 2.physical energy 3.heat energy 4.mechanical energy.
Answers
Answer:
pretty sure its 1
Explanation:
Energy for use in cells is stored predominantly in the form of chemical bond energy. When chemical bonds are broken, like in metabolism of glucose, stored energy is unlocked and utilized. Other forms of energy - mechanical, heat, radiant, and electrical - are involved in energy conversions but not typically stored in the same way.
Explanation:In the context of cell function, energy is primarily stored in the form of chemical bond energy. For instance, chemical energy, a type of potential energy, is stored in molecules like glucose in our cells. When the chemical bonds of glucose are broken down in a process called metabolism, this stored energy is released and used by the cells. This is unlike mechanical, heat, or physical energy, which are involved in energy transformations but not typically stored for use by cells.
It's important to note that mechanical energy powers physical activity while radiant energy is emitted as waves such as in sunlight and heat energy is generally involved in substance conversion. Electrical energy, on the other hand, is the power of moving electrons.
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Many scientists think that genetically modified crops will be pivotal in addressing the growing food demand. Do you agree with this belief? Explain your answer.
Answers
Answer:
Not necessarily pivotal, but it would be just dumb not use every opportunity to
increase food security, food safety and healthiness, yield efficiency, ressource efficiency, farmers' safety and last but not least reduce carbon emissions.
I don't think that when they invented the Haber-Bosch process they debated about wether it was 'pivotal' in order to feed the world's population - although in hindsight, it absolutely was!
They just used it because everyone profited from it.
Today, we're in the same situation with biotechnology.
Answer:
Yes. We have only a limited amount of land and space, and every plant is adapted to its own environment. Through gene manipulation, we could perhaps create plants that can grow in a wide variety of environments, grow taller or wider, or be more resistant to diseases
Explanation:
Where can repetition be found in the bolded excerpt from walt whitman's poem?
A.the repetitive use of the word diagrams
B.the repetitive use of the word astronomer
C.the repetitive use of the word when
Answers
You are responding to a call where an 8-year-old has been stung by a wasp. his skin is pale with patches of raised red spots on his hands, arms, and face. these spots are most likely what?
Answers
Answer:
an allergic reaction to the wasp bite
Explanation:
this happens when a wasp first stings u it's only temporary of course
Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things
Answers
Answer:
Label A; Respiration
Explanation:
Respiration identifies the part of the atp molecule that changes when energy is released in the cells of all living things.
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The label that identifies the part of the ATP molecule that changes when energy is released in the cells of all living things is the phosphate group.
ATP, or adenosine triphosphate, is a molecule that stores and carries energy within cells. It consists of ribose sugar, an adenine base, and three phosphate groups.
When energy is needed for cellular activities, the high-energy phosphate bond between the last two phosphate groups is broken through hydrolysis, releasing a phosphate group and forming ADP (adenosine diphosphate) along with a free phosphate.
This process releases energy that can be used to power various cellular functions, such as muscle contractions, active transport, and enzyme-catalyzed reactions, supporting the vital processes of living organisms.
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Susan is conducting an experiment to see if plants will grow better with application of fertilizer. She separates 50 plants into two groups of 25. One group receives a liquid fertilizer when watered every other day, and the other group receives only water on the same days. The plants are kept in a greenhouse with constant and equal amounts of sunlight, and a constant temperature. She measures the plants once a week for 12 weeks. At the end of 12 weeks, the plants with the fertilizer grew an average of 9 inches, and the ones that were not given the fertilizer grew an average of 5 inches. In this scenario, the plants that received fertilizer are the __________ group, and the plants that did not receive fertilizer are the ____________ group.Contro
Answers
Answer:
First blank: Experimental or test
Second blank: Control group
Explanation:
To distinguish control versus experimental group just remember that in a control group the independent variable is controlled or held constant. In the experimental group the independent variable is changed.
In other words, the experimental group is the group that receives the treatment, or test.
This type is done to isolate the effects of the independent variable. What happens all variables in both groups are kept the same. The only difference is the independent variable should change in one to reliably determine whether the changes in the dependent variable(in this case plant growth) was caused by the independent variable (fertilizer).
Answer:
The correct answer will be option-
1. The experimental group
2. The control group
Explanation:
In the given question the key variable to be studied or independent variable is the application of the fertilizer. A scientific experiment is designed in a way that the samples must be grouped into two categories: the experimental group and the control group.
The experimental group is the group which receives the key variable to be tested which is the fertilizer. So the samples which received the fertilizer belongs to the experimental; group.
The control group is the group of samples which lacks the key variable to be studied, so the samples which did not receive any fertilizer will be considered a control group.
Cells have receptors on their surfaces to sense their environment and to communicate with other cells. Viruses use these cell receptors to
A. cause the cell to disintegrate, or lyse.
B. insert their genetic material into the cellular genetic material.
C. cause the cell to move to an area well suited for viral replication.
D. enter the cell.
Answers
Answer:
D. enter the cell.
Explanation:
The cell surface receptors present at the surface of host cells are used by viruses to enter the cell. During their attachment to the host cell, viruses recognize and bind to the cell surface receptors of the host cells. This is followed by the entry of nucleocapsid or nucleic acid of the virus into the host cell.
In this way, viruses use the cell surface receptors of the host cells during their adsorption to the host cells.
Amy got up late this morning so she skipped breakfast and went straight to her soccer practice. which fuel source is her body relying upon to supply the glucose that her brain needs to function?
Answers
A researcher wonders whether an acidic environment affects the growth of frogs. She varies the pH in five different tanks containing ten tadpoles each, and measures the length of the frogs after one year. All frog tanks are provided the same amount of food. What is the dependent variable in this experiment?
a. pH of the tanks
b. number of tanks
c. amount of food
d. length of frogs
Answers
Answer:
answer choice is A.
Explanation:
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