Earth had essentially little atmosphere when it originated 4.6 billion years ago from a heated mixture of gases and minerals. The ground had melted on it.
An atmosphere developed when Earth cooled, primarily from gases released by volcanoes. It included methane, hydrogen sulphide, and 10 to 200 times as much carbon dioxide as the atmosphere we are surrounded by today.
The force from this devastating impact melted the whole planet, produced our moon, and hurled Earth's atmosphere into space. With the emission of gases like nitrogen, hydrogen, carbon, and oxygen throughout time, this global magma ocean produced the earliest form of the atmosphere we know today.
Earliest event.
Earth is a molten ball.Heavy rains fall for thousands of years to form oceans.Photosynthesizing organisms develop.The ancient oceans absorb \(CO_2\) from the atmosphere.Volcanoes spew gases from Earth’s interior into the atmosphere.The atmosphere becomes mostly water vapor and \(CO_2\) .Oxygen slowly builds up in the atmosphere.Earth’s surface hardens.The atmosphere becomes mostly nitrogen.Oxygen and nitrogen make up 99 percent of the atmosphere.Learn more about Earth Visit: brainly.com/question/15205710
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The pedigree below is for a family that has the allele for thalassemia, a recessive genetic disorder. Which individual has thalassemia?
individual 2
individual 5
individual 7
individual 10
Answer:
Individual 10 is the answer
Explanation:
I just took the quiz on edge
Answer:
The answer is Individual 10, hope that helps.
Explanation
Because it is right on Edge
What do the different categories of hurricanes represent
Answer:
Category 1 - Winds 74 to 95 mph (minor damage)
Category 2 - Winds 96 to 110 mph (Extensive damage)
Category 3 - Winds 111 to 129 mph (Devastating)
Category 4 - Winds 130 to 156 mph (Catastrophic damage)
Answer:
I think its wind
Explanation:
because if you see the picture of a hurricane then you can see the wind being strong.
Only a few Asian carp can cause big problems down the road
True Or False?
Answer: True
Explanation: Asian carp have no natural predators in the United States and a breeding pair's offspring can overpopulate rivers in a few years. Good luck! :D
What is a model that uses DNA comparisons to see how long two different organisms have been evolving independently from each other?A. molecular clock hypothesisB. phylogenetic treeC. cladogramD. evolutionary tree
A model that uses DNA comparisons to see how long two different organisms have been evolving independently from each other is referred to as molecular clock. It makes use of a genetic material that go through mutation. This is used to calculate the time of evolution between two different organisms.
A phylogenetic tree is also called as evolutionary tree. It is a diagram used to illustrate the lines of evolutionary descent of various species from a common ancestor. A cladogram is is a diagram that illustrate the relationships of various froups of taxa.
Answer - A. molecular clock hypothesis
even if people cannot easily spread bird flu from person to person, how might the virus that causes bird flu spread in the world?
Answer:
Bird flu, also known as avian influenza, is a virus that primarily affects birds. Although the virus can infect humans, the transmission of the virus from birds to humans is rare.
Explanation:
Here are some ways bird flu can spread in the world:
The virus can spread from one bird to another, leading to outbreaks in poultry farms.Wild birds can carry the virus and spread it over long distances, infecting other birds that come into contact with contaminated water or soil.The virus can also be spread through the international trade of poultry and poultry products, where infected birds or contaminated products can be transported across borders.As avian influenza virus can survive for long periods in water and soil, and contaminated surfaces can also spread the virus.In summary, the five senses are sight, hearing, smell, feeling, and taste. The five senses work together to help you live, protect yourself, learn, and enjoy the world around you. What happens to a person's vision when they are farsighted? Seleccione una: a. Can see up close b. Can't see up close c. Can't see far way d. Need books written in braille
Answer:
b
Explanation:
unable to see things clearly, especially if they are relatively close to the eyes, owing to the focusing of rays of light by the eye at a point behind the retina; hyperopic.
How does a forensic scientist estimate the height of a victim?
Explanation:
They took all the body samples given to them by policeThey then look out for DNAAfter deriving the DNA they can find the length of their leg bones or spine bones and vertebrae.By which they can find the height
chief cells synthesize and secrete enzymes, primarily inactive ______, into the lumen of the stomach.
Chief cells synthesize and secrete enzymes, primarily inactive pepsinogen, into the lumen of the stomach.
Chief cells are a sort of specialized cell found in the interior of the lining of the stomach, especially the interior of the gastric organs found interior the fundus and body areas.
These cells are attempted and genuine for discharging a grouping of chemicals and other substances that offer assistance to break down nourishment interior the stomach.
Within the improvement of pepsinogen, chief cells as well transmit other chemicals such as gastric lipase, which is included inside the retention of fats, and renin, which makes a separation to arrange depleted proteins in infant child children.
By and huge, the overflowing of these chemicals by chief cells may be a crucial separation of the stomach-related course of activity, making a separation to break down food and remove supplements that can be ingested and utilized by the body.
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✎﹏☾✦☁️❣️ Briefly explain the process of photosynthesis .❣️☁️
Answer:
hope this will help u
Explanation:
photosynthesis is the process in which plant make their own food with the help of sunlight,water and carbon dioxide. water and carbon dioxide are raw materials in photosynthesis because they help to prepare their food.During photosynthesis, plants take in carbon dioxide and water from the air and soil. Within the plant cell, the water is oxidized, meaning it loses electrons, while the carbon dioxide is reduced, meaning it gains electrons. This transforms the water into oxygen and the carbon dioxide into glucose. The plant then releases the oxygen back into the air, and stores energy within the glucose molecules.
Explanation:
PHOTOSYNTHESIS
This is a process in which green plants and other organisms make their own food from simple inorganic substances which are sunlight ,CO2 and chlorophyll.
Which accurately describes solar weather? Choose the two correct answers.
A. The intensity of solar weather is constant and unchanging.
B. Solar flares and sunspots increase as solar minimum approaches.
C. Solar flares and sunspots increase as solar maximum approaches.
D. The intensity of solar weather changes frequently.
Answer:
C & D
Explanation:
C - The Sun has an 11 year solar cycle. When the solar cycle is at a minimum, active regions of the sun are rare and not many solar flares are detected. They dramatically increase as the Sun approaches the maximum part of its cycle.
D - It's the Sun. It's moody. Solar flares are pretty sporadic, they're sudden and often unpredictable.
Whch lists correctly orders the outer planets from least to greatest from the sun
Answer:
The order of planets from closest to farthest from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. The largest planet is Jupiter, followed by Saturn, Uranus, Neptune, Earth, Venus, Mars and, the smallest planet, Mercury.
Explanation:
The list that accurately orders the outer planets from closest to farthest away from the Sun is as follows: Jupiter, Saturn, Uranus, and Neptune. The correct option is A.
What are planets?A planet is a celestial body that orbits the Sun, has enough mass to overcome rigid body forces and assumes a hydrostatic equilibrium shape, and has cleared the neighborhood around its orbit.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune are the planets, in order of their distance from the Sun.
Jupiter through Neptune all have ring systems, and all except Mercury and Venus have one or more moons.
The list that correctly orders the outer planets from closest to farthest away from the Sun is as follows: Jupiter, Saturn, Uranus, and Neptune.
Thus, the correct option is A.
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Your question seems incomplete, the missing options are:
Jupiter, Saturn, Uranus, Neptune
Saturn, Jupiter, Uranus, Neptune
Jupiter, Saturn, Neptune, Uranus
Neptune, Uranus, Saturn, Jupiter
Heart disease is the leading cause of death among both men and women in the United States.
It is usually caused when a sticky substance called plaque builds up in the arteries. Often, the
only symptoms of heart disease are chest pain or discomfort.
Why do you think heart disease is so prevalent in the United States? How could heart
disease affect other
organ systems?
Heart Diseases prevalent in the United States due to the leading causes of High blood pressure, a High Cholesterol level, diabetes, Overweight and obese, Alcohol overuse are the key factors.
Heart disease could affect other organs as if the heart is weak, blood could not be circulated and pumped properly thus fluid will start filling in kidneys, lungs, stomach, etc. cause swelling in ankles in feet or legs.
Coronary heart disease is most common cause of death, data suggests that over 20.1 million adults age 20 and older have CAD. CAD can occur when arteries that supply blood and oxygen to heart becomes clogged due to fatty materials called plague. Such factors results sudden Cardiac arrest.
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How do you exhale stress?
Answer:
Relax the back of your tongue on inhalation to avoid a gaspy, noisy air intake.
Explanation:
;-;
what are the most common types of organisms in the ecosystem.
Answer:
producers, consumers and decomposers. They are all important parts of an ecosystem. Producers are the green plants.
Explanation:
Hope this helps
I have to find two words for an acrostic poem and it’s about atmosphere and I need a word that starts with R and E?
Describe the scientific explanations of the origin of life of Earth.
The scientific experiment on the origin of life on earth is according to the RNA world hypothesis, which is supported by many scientists, RNA rather than DNA was the earliest genetic molecule of life on Earth.
What is the origin of life on earth?The natural process through which life emerges from non-living materials, such as simple organic compounds, is known as abiogenesis or biopoiesis. Abiogenesis theories can be broken down into three basic stages: geophysical, chemical, and biological. Therefore, biogenesis, protobiogenesis, and biopoiesis are other terms for the origin of life.
Although the signature traits of living systems are explained by the creation of a self-replicating catalytic enzyme, the origin of the photobiological molecule itself is not explained.
Therefore, according to a scientific experiment on the genesis of life on Earth, RNA rather than DNA was the first genetic molecule of life on Earth.
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Model 1 illustrates four major areas of water storage on Earth. They are the atmosphere, surface water, oceans , and
Model 1 illustrates four major areas of water storage on Earth: the atmosphere, surface water, oceans, and groundwater.
Why is ground water part of the earth storage?Because it makes up a sizeable share of the total amount of freshwater on the planet, groundwater is a component of the Earth's water storage. Groundwater is refilled by precipitation that seeps into the ground.
It is water that is found below the Earth's surface, in the crevices between rocks and soil particles. This water is a significant source of irrigation and drinking water for many communities since it can be kept for extended periods of time.
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Part C
This simulation shows only the changes in energy that cause the motion of the skateboarder. What energy
transformations are going on within the skateboarder's body during this process?
As the skateboarder moves, several energy transformations take place within their body. Some of the energy transformations include:
1. Chemical energy to kinetic energy: When the skateboarder pushes off the ground, the energy stored in the chemical bonds of their muscles is converted into kinetic energy, which is responsible for their motion.
2. Kinetic energy to gravitational potential energy: As the skateboarder moves up a ramp, their kinetic energy is converted into gravitational potential energy.
3. Gravitational potential energy to kinetic energy: When the skateboarder moves down the ramp, the gravitational potential energy is converted back into kinetic energy.
4. Kinetic energy to thermal energy: As the skateboarder moves, they also experience frictional forces which convert some of their kinetic energy into thermal energy.
5. Chemical energy to thermal energy: The continuous movement of the skateboarder requires the energy stored in their muscles to be converted into thermal energy, which is released as heat.
I hope that the assistance I provided was helpful.
The motion of the skateboarder is powered by energy transformations that occur within their body. As the skateboarder moves, their body converts stored chemical energy (from food) into kinetic energy, which is the energy of motion. This conversion happens through a series of complex biochemical processes that occur within the skateboarder's muscles.
When the skateboarder pushes off the ground, their leg muscles contract, converting chemical energy stored in the form of ATP (adenosine triphosphate) into kinetic energy as the legs move and the skateboarder accelerates. As the skateboarder continues to move, the muscles in their body work together to maintain balance and control, converting chemical energy into kinetic energy and potential energy as the skateboarder jumps, turns, and performs tricks.
Additionally, the skateboarder's body also experiences other forms of energy transformation during this process. For example, as the skateboarder moves, their body generates heat through metabolic processes, which is a form of thermal energy. The skateboarder also loses energy through friction with the ground and air resistance, which is converted into heat and sound energy.
In summary, the motion of the skateboarder is powered by a series of complex energy transformations that occur within their body. These transformations involve the conversion of stored chemical energy into kinetic and potential energy, as well as the generation of heat and sound energy through friction and air resistance.
Adult female monkeys from one population breed with male monkeys of a nearby population. The introduction of new alleles into the first population's gene pool is an example of
Answer:
The introduction of new alleles into the gene pool of the first population, from another population, is an example of gene flow.
Explanation:
In population genetics, gene flow consists of the passage or transfer of gene alleles between populations, a process that is related to the migratory dynamics of a population.
When gene flow occurs, a population can gain new genetic material or lose it, which is reflected in traits or characteristics of that population.
If an adult monkey interbreeds with an adult monkey from another population there will be a gene flow that will probably introduce specific trait information into the gene pool of their respective populations.
Which two large landmasses formed when Pangaea first started to separate?
Africa and Europe
O Europe and Laurasia
Gondwanaland and North America
Laurasia and Gondwanaland
Laurasia and Gondwanaland were formed when Pangaea first started to separate.
What are landma-sses?A landmass is a very large area of land such as a conti-nent.
Landmasses include:
super continents
continents
Is-lands
There exist four major continuous landmasses on Earth:
Americas,
Ant-arctica, and Australia.
Afr-o - Eurasia,
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proton pump inhibitors may be used in the management of peptic ulcer disease to
Proton pump inhibitors (PPIs) are a class of medications commonly used in the management of peptic ulcer disease, which includes gastric and duodenal ulcers.
PPIs work by inhibiting the hydrogen-potassium ATPase enzyme, also known as the proton pump, in the parietal cells of the stomach lining. This process reduces the production of hydrochloric acid, creating a less acidic environment in the stomach.
A less acidic environment promotes the healing of peptic ulcers, as it minimizes further damage to the stomach or duodenal lining. Additionally, this reduction in acidity aids in the prevention of ulcer formation caused by nonsteroidal anti-inflammatory drugs (NSAIDs), which can irritate the stomach lining. PPIs can also alleviate pain and other symptoms associated with peptic ulcer disease, such as heartburn and indigestion.
It is worth noting that PPIs are often used in combination with other medications, such as antibiotics, to treat peptic ulcers caused by Helicobacter pylori bacteria. This dual therapy approach targets the underlying infection and helps prevent ulcer recurrence.
In summary, proton pump inhibitors play a crucial role in managing peptic ulcer disease by reducing stomach acid production, promoting ulcer healing, and preventing further damage. They may be used alone or in combination with other medications to effectively treat and manage the symptoms and underlying causes of peptic ulcer disease.
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Unlike the biological species concept, the morphospecies concept relies on:____.
a. phenotype.
b. ehavior.
c. physiology.
d. offspring.
Unlike the biological species concept, the morphospecies concept relies on Phenotype.
Biological species concept- A species taxon is a collection of creatures that may effectively interbreed and give birth to viable offspring, according to the Biological Species Concept. That idea holds that both interbreeding within a species and reproductive barriers between creatures of various species help to protect the integrity of a species.
Morphospecies concept- The morphological species concept applies to both asexual and sexual creatures and describes a species according to its body form and other structural characteristics. It contrasts from the present definition of a species, where a collection of creatures that can breed with one another and produce viable offspring of the same species.
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What tissue(s) is associated with skin cells?
Answer:
The tissues that are associated with skin cells are epithelial tissue, connective tissue and subcutaneous cellular tissue.
Explanation:
The skin is the outermost covering that the human body possesses, fulfilling important functions such as protection, relationship with the external environment - through sensitive receptors - and thermoregulation. Skin is divided into epidermis, dermis and hypodermis.
The external cells of the skin, the epidermis, are epithelial cells that when united form the keratinized flat stratified epithelium, a epitelial tissue. The second layer of the skin, dermis, is predominantly formed by elastic fibers that associate to form the connective tissue. The innermost layer of the skin is the hypodermis, or subcutaneous cellular tissue, formed mainly by fat cells.Finally, the skin cells are related to other tissues, such as the vascular and nervous, necessary for the nutrition and sensitivity of the skin
How can you tell by looking at the magnetic field lines where
the field is the strongest?
Answer:
The density of field lines indicates the strength of the field.
Explanation:
HELLPPP! a lot of points!!
Which of the following is a functon of the muscular system?
Movement of food, blood, and body parts including limbs (arms and legs)
Produce Blood
Excrete waste from the body
Information processing
Answer:
Movement of food, blood, and body parts including limbs (arms and legs)
Explanation:
Answer:
The answer is movement of food, blood and body parts !! Good Luck
Explanation:
Check the image for question
middle which diagram shows the changes in appearance of a plant cell when a remains in a concentrated sugar solution for thirty minutes? what is th answer
The osmosis diagram is the one that most accurately represents how a plant cell might change in appearance after spending thirty minutes in a concentrated sugar solution.
Osmosis is the process by which water molecules move from an area with a lower concentration of solutes to an area with a higher concentration of solutes across a semi-permeable membrane.
If a concentrated sugar solution were present, the solute concentration outside the plant cell would be higher than that inside.
Water from inside the plant cell would naturally try to exit the cell as it is submerged in the concentrated sugar solution in an effort to balance the solute concentration on either side of the cell membrane.
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Where do I put the 4 protons
Answer:
Protons and Neutrons go in the middle
Explanation:
A science student claims that a substitution mutation is less likely to affect gene function than an insertion or deletion mutation. Use logical reasoning and evaluate this claim.
Insertions and deletions usually do more harm than replacements that change only one amino acid because they generate a frameshift that alters the interpretation of codons after them.
What is frame-shift mutation?The disruption of a DNA sequence's triplet reading frame due to an insertion or deletion involving base pairs that are not multiples of three.
This only affects one amino acid, since they create a frame-shift that alters the reading of succeeding codons and, consequently, changes the entire amino acid sequence that follows the mutation.
Therefore, insertions and deletions typically do more damage than substitutions.
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A gene that has two codominant alleles and one recessive allele, such as the gene conferring human blood type, has ______ possible genotypes and ______ possible phenotypes.
A gene that has two codominant alleles and one recessive allele, such as the gene conferring human blood type, has 6 possible genotypes and 3 possible phenotypes.
The alleles of the gene in question are denoted by IA, IB and i where IA and IB are codominant over i.
The possible genotypes for the gene are:
IAIA, IAIB, IAi, IBIB, IBi, and ii.
Therefore, there are 6 possible genotypes for the gene.
The possible phenotypes are A, B and O. The phenotypes A and B are codominant, while the phenotype O is recessive. Therefore, the possible phenotypes for the gene in question are A, B and O. Thus, there are 3 possible phenotypes.
Therefore, a gene that has two codominant alleles and one recessive allele, such as the gene conferring human blood type, has 6 possible genotypes and 3 possible phenotypes.
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