Answer:
The core
Explanation:
I guess I dont really know maybe check on goog'e?
Scientists have determined that Earth's interior has layers with different properties. One property is that the inner core is solid. Which of the following statements can be used as evidence to support this property?
A.
During an earthquake, both P waves and S waves travel away from the focus through the interior of Earth.
B.
After an earthquake, P waves are detected on the opposite side of Earth but S waves are not.
C.
P waves do not refract based on the density of the medium it is traveling in, but S waves do.
D.
Seismographs that are far from the epicenter of an earthquake detect P waves much sooner than S waves.
Explanation:
During
an earth quake both p waves and s waves travel away from the focus
Answer:
B
Explanation:
B
Which of the following explains why it is mandatory for pet owners to vaccinate their pets against the rabies virus?
Responses
Rabies affects pets more frequently than wild animals, so the government requires all pets to get vaccinated.
Rabies is an airborne virus, so being in close proximity with infected pets will cause humans to be infected.
Rabies can cause death if not treated immediately, and curing the virus after incubation is impossible.
Rabies is spread through touch, so even petting an animal can transmit the virus to humans.
The following explains why it is mandatory for pet owners to vaccinate their pets against rabies virus : Rabies can cause death if not treated immediately, and curing the virus after incubation is impossible.
Why is it mandatory for pet owners to vaccinate their pets against rabies virus?The reason why it is mandatory for pet owners to vaccinate their pets against the rabies virus is that rabies can cause death if not treated immediately, and curing virus after incubation is impossible.
Rabies is viral disease that affects nervous system of mammals, including humans and pets. Once symptoms of the disease appear, it is almost always fatal, making vaccination the best way to prevent disease. Vaccinating pets against rabies not only protects the pet from the disease but also helps to prevent the spread of the virus to humans and other animals.
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A new species is descovered and scientists are trying to calssify it. One of the key features found is that the species is entirely dependent on other organisms for its fodd necessary to ssutain life. What type of species is this? A. Autotrophic B. Heterotrophic C. Producer D. Mixotrophic
Answer:
B. Heterotrophic
Explanation:
Heterotrphic animals depend on other orgamisms for food. They are made of carnaviors and omnavores. They eat other animals for food.
The field of inquiry that studies human culture and evolutionary aspects of human biology; includes cultural anthropology, archeaology, linguistics, and physical, or biological anthropology. __________
Answer:
physical, or biological anthropology.
Explanation:
When there is a need to study human kind through the X-ray of relationships between human biology, its cultural diversity, and evolution ,the aspect anthropology for this is Biological anthropology.
Therefore biological anthropology is concerned about how the interaction between the cultural diversity and biological process results in the adaptations of mankind to different environments.The influence of these on growth, behaviours, existence.
The primary focus of biological anthropologists is to study in details the concept of ,mechanism of variation, adaptation.and how these lead to evolution and origin of mankind.
Sequel to this ,most evidences for this concept are obtained from the study of fossil materials,study of other related primates to man, and components of functional biology and genetics.
Which tasks are commonly performed in Biotechnology Research and Development jobs? Check all that apply.
C analyzing data
O using laboratory tools
O preparing meals for patients
O recording resulti of experiments
C prescribing medícations
O designing products and systems
O treating patients
Answer:
Explanation:
The tasks commonly performed in Biotechnology Research and Development jobs are:
C Analyzing data
O Using laboratory tools
O Recording results of experiments
O Designing products and systems
It is worth noting that preparing meals for patients, prescribing medications, and treating patients are not typical tasks associated with Biotechnology Research and Development jobs. These tasks are more commonly associated with medical or healthcare positions.
Answer:
O using laboratory tools
O recording results of experiments
O designing products and systems
C analyzing data.
Explanation:
why unraveling past climate changes is important and discuss several ways in which such changes are detected
Unraveling past climate changes is important because it helps us to understand the causes and consequences of climate change.
What is climate change?Climate change refers to the long-term changes in temperature and weather patterns. These may be natural or man-made changes.
Some examples of climate changes include sea level rise, rapid loss of ice mass loss in Greenland, Antarctica, and the Arctic, changes in floral and plant blossoming, and extreme weather occurrences.
Some methods by which past climate changes can be detected include:
Ice cores provide information on past climatic and weather conditions.Tree rings give information about past weather conditions.Sediment coresFossil recordsHistorical recordsLearn more about climate change at: https://brainly.com/question/1789619
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Complete question:
Explain why unraveling past climate changes is important and discuss several ways in which such changes are detected.
In animals sexual reproduction requires
Answer:
The placement of sperm within female's reproductive track.
Explanation:
In animals, sexual reproduction requires sperm of male has to be placed in the reproductive track of female where eggs are present. The sperm of male fuse with eggs of female produces zygote which turns into an offspring. The sperm of male and egg of female are haploid in nature means having half number of chromosomes but when they fused together then the zygote which is formed is diploid i.e. double number of chromosomes. The gametes are formed through meiosis not mitosis. Mitosis cell division occur in body cells.
Which president signed an executive order to restore the Chesapeake Bay?
Answer: Chesapeake Bay Executive Order and Two-year Milestones
In 2009, President Obama issued an executive order (EO 13508) that called on the federal government to renew the effort to protect and restore the watershed.
If gastrulation was blocked by an environmental toxin, then__.
If gastrulation was blocked by an environmental toxin, then embryonic germ layers would not form.
When an embryo transitions from a one-dimensional layer of epithelial cells (blastula) to a multilayered, multidimensional structure known as the gastrula, it goes through a youthful developmental process called gastrulation.
The three layers of embryonic tissue, or germ layers, are created as a result of gastrulation. These cells will multiply, move, and differentiate during development into the four main adult tissues: epithelial tissue, connective tissue, muscle tissue, and nerve tissue.
The stages of gastrulation in amniotes are as follows: (1) the embryo develops asymmetries; (2) the primitive streak forms; and (3) cells from the epiblast intrude at the primitive streak and undergo an epithelial to mesenchymal transition to generate the germ layers.
Complete question:
If gastrulation was blocked by an environmental toxin, then
A) cleavage would not occur in the zygote.
B) embryonic germ layers would not form.
C) fertilization would be blocked.
D) the blastula would not be formed.
E) the blastopore would form above the gray crescent in the animal pole.
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Most articles pass right through the atom, this means that most of the atom is
Most articles pass right through the atom, this means that most of the atom is an empty space.
What is an atom?An atom is described as a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.
Protons and neutrons make up the core nucleus of an atom, which is encircled by an electron cloud. In relation to the size of the atom as a whole, the nucleus is exceedingly small.
As a result, the electrons surrounding the nucleus are the primary target of interactions when particles or even light pass through an atom. The majority of the atom's remaining space, which includes the nucleus, is vacant.
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What are some possible sources for early organic molecules?
Answer: I hope this is the right answer you were looking for, if not I'm sorry
Explanation:
The first organic molecules formed about 4 billion years ago. This may have happened when lightning sparked chemical reactions in Earth's early atmosphere. RNA may have been the first organic molecule to form as well as the basis of early life.
List down the female reproductive organs. Describe any three
of them in short.
Answer:
uterus , ovaries , fallopian tubes.
Explanation:
5x_=1 jdjdjcjdjdjjdkd
Answer:
what...
Explanation:
Parasitic helminths are a major cause of disease in undeveloped countries around the world. Discuss the role that microbiologists can and have played in helping to reduce the number of infections caused by parasitic helminths as well as diagnoses and treatments.
The role microbiologists can play in reducing the number of Parasitic helminths infections is to create public awareness for environmental and personal hygiene.
What is Parasitic helminths infections?These are infections that are caused by parasitic helminths.
The role microbiologists can play in reducing the number of Parasitic helminths infections is to create public awareness for environmental and personal hygiene.
This infection can be diagnosed through stool analysis in a laboratory and antihelminth drugs can be given such as albendazole for the treatment.
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UREGENT PLEASE HELP
. Which of the following statements regarding gas exchange is correct?
A) Contracting muscle tissue will not need increased amounts of O₂.
B) Blood that is leaving metabolically active tissues will be high in O2.
C) Blood that is leaving the lungs will be high in O₂ and low in CO₂.
D) Blood returning to the heart from body tissues will be low in CO₂.
The correct statement regarding gas exchange is:
C) Blood that is leaving the lungs will be high in O₂ and low in CO₂.
What happens during gas exahcnge?During gas exchange, oxygen (O₂) is taken up by the body's tissues, while carbon dioxide (CO₂) is released by the tissues and transported back to the lungs to be exhaled. In the lungs, oxygen is taken up by the red blood cells and carbon dioxide is released into the alveoli to be exhaled.
Therefore, blood leaving the lungs will be high in oxygen and low in carbon dioxide.
Option A is incorrect because contracting muscle tissue requires increased amounts of oxygen to support the higher metabolic activity.
Option B is incorrect because blood leaving metabolically active tissues will be low in oxygen due to its utilization by the tissues.
Option D is incorrect because blood returning to the heart from body tissues will be high in carbon dioxide, which is a waste product of cellular respiration.
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Jeannie was studying heredity and drew the illustration shown below.
Image
What is Jeannie showing with the dark lines inside each cell?
Anything that can be seen inside the nucleus of a cell. Proteins and DNA are organised into genes, which form a chromosome.
What are chromosomes and how many are there?Chromosomes—threadlike structures made up of protein and a single DNA molecule—are used to carry genetic information from cell to cell. Chromosomes are housed in the nucleus of cells in both plants and animals, including humans.
Each cell normally has 23 pairs of chromosomes. Chromosomes, according to Sutton and Boveri's Chromosomal Theory of Inheritance, are the means by which genetic inheritance is conveyed. Rather, chromosomal behaviour includes segregation, independent assortment, and, on rare occasions, linkage; neither Mendelian genetics nor gene linkage are completely true.
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Match the letter of each lens or mirror shown in Figure 19-1 with the correct description below. Answers may be used more than once.
A. Convex mirror: This type of mirror is curved outward like a dome and produces an upright, magnified image.
What is Convex mirror?A Convex mirror is a curved mirror which has a reflecting surface that bulges outward, away from the viewer. It is also known as a diverging mirror, as it causes light rays to diverge away from the mirror's surface. Convex mirrors are often used in security, to help see around corners, as well as in vehicles, to provide a wider field of view. The image formed by a convex mirror is always smaller and upright compared to the object it is reflecting, making it useful for applications such as rear-view mirrors.
B. Concave lens: This type of lens is curved inward like a bowl and is used to focus light.
C. Plane mirror: This type of mirror is flat and produces an upright, reversed image.
D. Convex lens: This type of lens is curved outward like a dome and is used to spread out light.
E. Concave mirror: This type of mirror is curved inward like a bowl and produces an upright, magnified image.
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Complete Question:
Match the letter of each lens or mirror shown in Figure 19-1 with the correct description below.Answers may be used more than once.1.__A__convex mirror2.__D__convex lens3.__B__concave lens4.__C__plane mirror5.__E__concave mirror6.___C_produces an upright, reversed image
A scientist is designing an investigation to study the impact of invasive bird populations on local, native bird populations at backyard bird feeders. What population is most likely to be a control group for the investigation?
Amount of food
Number of bird feeders
Invasive bird populations
Local backyard birdfeeders without food
The native bird population will probably serve as the study's control group.
What does the term "native birds" mean?
Native bird refers to any individual of a species of the Aves class that is native to Antarctica or visits periodically as a result of natural migrations, as defined in this part's subpart D.
What does a bird represent spiritually?
In countless cultures around the world, birds have represented luck, health, wealth, fertility, love, truthfulness, and a variety of other things.
Are birds significant to native cultures?
Indigenous cultures value their connections to familiar birds. It demonstrates our ties to the earth. The "inheritance" is this extensive cultural knowledge.
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Square root of 40???
im deparate
Answer:
the square root abt 6.324555
The primary function of the humoral, or antibody-mediated, immune response is to control freely circulating pathogens.
Drag the images into the corresponding boxes to indicate the correct order of events illustrating the mechanism of antibody-mediated immunity.
Humoral
1- A B cell binds to the antigen for which it is specific. A T-dependent B cell requires cooperation with a T helper cell.
2- the B cell, oftern with stimulation by cytokines from a T helper cell, differentiates into a plasma cell. Some B cells become memory cells.
3- Plasma cells proliferate and prodcue antibodies against the antigen.
The pathogen is first engulfed by a macrophage. The macrophage then breaks down the bacterium and displays the pathogen's antigens in step two. The third step involves a T helper cell attaching to a macrophage and becoming an activated T helper cell. Step 4: A B cell is triggered by a T helper cell that has bound to another B cell.
How does antibody-mediated immunity work?The antibody-mediated immune response's effector response is completed in three steps: B-cell growth and activation to create antibodies. A change in antibody class. Antigen elimination is mediated by antibodies.
What is the proper flow of dialogue in a humorous response?The following is a timeline of what happens in the comedy reaction. 1) Pathogen-eating macrophages display antigen on TH cell-specific MHC II markers. 2) Particular TH cells attach to the MHC II complex through particular cell receptors. 4) A TH cell that has been activated multiplies and produces interleukin II.
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Consumers rely on other
organisms. Why?
A. They cannot make their own food.
B. They cannot capture other organisms.
C. They cannot protect themselves
Consumers rely on other organisms because A. They cannot make their own food.
What are Consumer heterotrophic organisms in the ecosystems?Consumer heterotrophic organisms in the ecosystems are species that cannot synthesize their own food such as occurs in the case of animals that need to eat other organisms to satisfy their energy needs, while plants and algae are autotrophs.
Therefore, with this data, we can see that Consumer heterotrophic organisms in the ecosystems are not able to produce their own foods and therefore they need to eat other organisms to survive.
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Consumers rely on other organisms because they cannot make their own food.
The correct option is A.
What are consumers in living things?In ecology, consumers are organisms that obtain their energy and nutrients by feeding on other living organisms or their organic wastes. They are also known as heterotrophs, as they cannot produce their own food and rely on other organisms for sustenance.
Consumers can be further classified based on what they eat. Herbivores are consumers that eat only plants, while carnivores eat only other animals. Omnivores eat both plants and animals, while detritivores and decomposers break down dead organic matter and recycle nutrients back into the ecosystem.
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Which statement describes a climate condition? NEED IT ASAP
Answer:
an ice storm js expected anytime
Explanation:
this is a climate condition beacuse its a condition caused by the climate
if two chromosome have equal length and size , and different in gene number would severity of chromosomal abnormalities in this two chromosome are equal?
Answer:
Unequal.
Explanation:
The severity of chromosomal abnormalities in these two chromosome are unequal that are equal in length and size but unequal in gene number are because the gene number are different from one another. If the size of gene increase or decrease from the normal range then it will leads to chromosomal abnormalities in the cell so the cells that has normal gene number has normal chromosome as compared to those cells where abnormal gene is present so the chromosomes are abnormal.
HELP PLEASE ASAP!! PLS HELP!
Answer: I think the first one is d and the second is a
Explanation:
A hetero gous ail yellow plant is crossed with a homorygous short green. Show the genoype od phenotypes of the Fi offspring and the probability of each.
The genotype of the F1 offspring is YyTt, and the phenotype is yellow and tall. The probability of each phenotype in the F1 offspring is as follows yellow and tall is 1/2 or 50%, green and short is 1/2 or 50%.
The genotype and phenotype of the F1 offspringGenotype refers to the genetic makeup or combination of alleles present in an organism, while phenotype refers to the observable traits or characteristics expressed by an organism. Genotype represents the genes an organism carries, while phenotype represents the physical or observable features resulting from the interaction between genotype and the environment.
When a heterozygous ail yellow plant (genotype Yy) is crossed with a homozygous short green plant (genotype tt), the F1 offspring will have the genotype YyTt and the phenotype of yellow and tall. The probability of this phenotype occurring in the F1 generation is 50%. Additionally, there is a 50% probability of the F1 offspring having the phenotype of green and short.
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fad diets often exclude one food group such as most dietary carbohydrates or most dietary fat. which of the following reasons best describe why it’s not a good idea to drastically limit dietary carbohydrates
Dietary carbohydrate restriction is not a good idea because it can result in decreased energy, nutrient deficiencies, and disruption of the gut microbiome. It can also increase the risk of chronic disease.
What are fad diets frequently based on?A fad diet usually has some or all of the following characteristics: It guarantees a quick fix. Promotes 'magic' foods or food combinations. Food can the ability to alter body chemistry.
What foods do fad diets include?Some promote specific foods, such as cabbage, probiotic foods, or raw foods. Diets that are high in fat, low in carbohydrates, or high in protein may also be included. They eliminate important nutrient sources, such as grains. Alternatively, certain ingredients, such as lectins, are eliminated.
What exactly are fad diets and why are they harmful?When you follow a fad diet, you pay more attention to what you eat. However, the majority of the weight you lose is likely to be water and lean muscle, rather than body fat. It is also difficult to meet the requirements of a strict diet. Fad diets frequently restrict your food options or force you to eat the same foods over and over.
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Select the most accurate statement describing the basic function of the light reactions of photosynthesis.
A) The basic function of the light reactions of photosynthesis is the conversion of solar energy to chemical energy.
B) The basic function of the light reactions of photosynthesis is the trapping of light energy.
C) The basic function of the light reactions of photosynthesis is the production of glucose.
Answer:
It is converted to chemical energy, so A
A scientific theory can come from
Answer:
A scientific theory can come from observations, experiments, and evidence gathered through research. It is a well-substantiated explanation of some aspect of the natural world based on empirical evidence and has been repeatedly tested and confirmed through observations and experiments. The scientific method is typically used to develop and test scientific theories. It involves making observations, asking questions, formulating hypotheses, testing them through experiments, and analyzing the results to conclude.
Explanation:
A scientific theory can come from observations, experiments, and data analysis. It is based on a body of evidence and has predictive power.
Explanation:A scientific theory can come from observations, experiments, and data analysis. It is a well-substantiated explanation of some aspect of the natural world that is based on a body of evidence. Theories in science are supported by empirical evidence and have predictive power.
For example, the theory of evolution in biology is supported by evidence from the fossil record, genetics, comparative anatomy, and other fields. It explains the diversity of life on Earth and makes predictions about the relationships between different species.
In physics, the theory of relativity explains the relationship between space, time, and gravity. It has been tested through experiments and observations, demonstrating its accuracy.
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Picture yourself around a campfire. Which of these would be an example
of convection?
A metal rod would not be a good choice for roasting marshmallows because metal transfers
thermal energy.
O As the air around the campfire is heated and becomes less dense, it rises and
moves upward.
A metal rod would not be a good choice for roasting marshmallows because
metal transfers thermal energy.
Answer:
O As the air around the campfire is heated and becomes less dense, it rises and moves upward.
Explanation:
This is true because, the convection transfer needs the particle of elements to transport the heat from where it is in abundance to where it is in less abundance. Just like a water boiling becoming hot at the point closer to the fire than the top of the pot, so also will the air around campfire transfer heated air from the place closer to the campfire to upwards aware from the fire.
Convection is the flow of air around the campfire when it is heated and the decrease in density as it rises upward in the atmosphere. Thus, the correct option is C.
What is convection of heat?Convection is the transfer of heat from one place to the other due to the movement of fluids present in it. It is a distinct method of heat transfer in systems. The convective heat transfer involves combined processes of conduction and advection in a system and its surrounding. Convection is the dominant form of heat transfer in liquids and gases.
The thermal radiation in the fire is mostly in the form of infrared waves and visible light. However, the campfire heat transferred via convection shoots straight up in the sky and never reaches to the ground level.
Therefore, the correct option is C.
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What is the term for a localized group of organisms belonging to the same species?
a. biosphere b. ecosystem c. population d. environment
Answer:
c. population
Explanation:
A localised group of organisms that belong to the same species is called Population. This can be a local population if the organisms stay at a particular place or a metapopulation if the organisms tend to move from one geographical location to another.