Answer:
It’s called freezing
Explanation:
Answer:
solidification
what's is different about the digestive tract of the earthworm when compared to the salamander.
Answer:
The digestive tract of the earthworm and the salamander are similar in some ways, but they also have some differences. Both animals have a simple, linear digestive tract that consists of the mouth, esophagus, crop, gizzard, and intestine. However, the earthworm has a smaller and simpler digestive tract than the salamander.
One of the main differences between the digestive tracts of the earthworm and the salamander is the presence of glands. The salamander has several glands in its digestive tract, including the salivary glands, liver, and pancreas, which produce digestive enzymes and hormones that help to break down food and absorb nutrients. In contrast, the earthworm does not have any glands in its digestive tract, and it relies on the mechanical grinding action of its gizzard to break down food.
Another difference between the digestive tracts of the earthworm and the salamander is the presence of a stomach. The salamander has a muscular stomach that is used to store and churn food, which helps to break it down and mix it with digestive enzymes. The earthworm, on the other hand, does not have a stomach, and it does not have the ability to store food for extended periods of time.
Overall, the digestive tract of the earthworm is smaller and simpler than that of the salamander, and it lacks some of the specialized structures and functions that are found in the salamander's digestive tract.
Explanation:
Radioactive Decay Energy Quick ChekWhich type of energy does alpha decay generate?(1 point) electromagnetic electromagnetic sound sound potential potential kinetic
39 points
Omnes responsiones sunt:
Alpha lapsum
Momentum
Beta minus
Multitudo massa manet idem, sed numerus atomicus reducitur in unum.
Particulas permutando firmior fit.
Doleo, de his responsis pro te laboro.
Hint: Bible was written in this language originaly.
Hope your a history nerd
Peace out bros.
The type of energy alpha decay generates is kinetic energy, which is the last option as alpha decay is a type of radioactive decay that is generated by the nucleus of the atom.
The energy that is released in alpha decay is primarily in the form of kinetic energy, beause the alpha particle is emitted, it carries away kinetic energy due to the recoil of the remaining daughter nucleus. This kinetic energy can be calculated based on the mass difference between the parent and daughter nuclei according to the principle of conservation of energy. These alpha particles are charged in nature.
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How does endosymbiosis work
Answer:
The endosymbiotic theory states that some of the organelles in today's eukaryotic cells were once prokaryotic microbes. They eventually lost their cell wall and much of their DNA because they were not of benefit within the host cell. Mitochondria and chloroplasts cannot grow outside their host cell.
Explanation:
I hope this helped!
Which of the following describes a community? *
a. The plants, animals, fungi, and bacteria living in an area
b. The plants, animals, fungi, bacteria, rocks, sunlight, water, and climate in an area
c. A group of brown pelicans that live in the same area and reproduce
d. When a snake and a hawk compete for the same prey item.
Answer:
b
Explanation:
Since a community is the animals living there and their environment, I would choose b.
what type of system is currently used to map the ocean?
Answer: echo sounding
Explanation:
Answer:
something that is a system of mapping the ocean is "echo sounding"
Help me! pretty please?
Nick is standing outside waiting for his mother to pick him up after swim practice. He is wet and it is really cold. His body temperature falls below homeostasis levels.
explain: what system, organs, hormones, and/or neurotransmitters are involved? How are they involved?
define ostia in science
Answer:
Ostia are tiny pores present all over the body of sponges. its function is to let the water, along with desire nutrient flows interior of the sponges.
Answer:
An opening, a passage.
Explanation:
science - Anatomy
IN YOUR OWN WORDS explain how cell differentiation creates the different cells in a multicellular organism.
Answer:
A multicellular organism develops from a single cell (the zygote) into a ... tissue and organ development, and cell differentiation (gaining a final cell type identity). ... To function correctly, that body needs well-defined axes (such as head vs. tail). ... Mature cell types of the body, like neurons and liver cells, express different sets
Explanation:
The red line of the hydrogen emission spectrum has a wavenumber of 15240 cm −1 . Calculate the energy of one photon of the red light. energy of one photon = Calculate the energy for one mole of photons of the red light. energy for one mole of photons =
The energy of one photon of red light with a wavenumber of 15240 cm⁻¹ is 2.06 x 10⁻¹⁸ joules. The energy for one mole of photons of red light is 1.24 x 10⁵ joules.
How much energy does one mole of red light photons have?When considering the energy of one photon of red line, it can be calculated using the equation E = hc/λ, where E represents energy, h is Planck's constant, c is the speed of light, and λ is the wavelength of light. By converting the wavenumber to wavelength and substituting the values into the equation, we find that the energy of one photon is 2.06 x 10⁻¹⁸ joules.
To calculate the energy for one mole of photons, we multiply the energy of one photon by Avogadro's number, which represents the number of particles in one mole. This gives us the total energy for one mole of photons of red light, which is 1.24 x 10⁵ joules.
In summary, the energy of one photon of red light is 2.06 x 10⁻¹⁸ joules, and the energy for one mole of photons of red light is 1.24 x 10⁵ joules.
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PLS HELP
write a paragraph with 10+ sentences about the peridodic table. also write another paragraph with 10+ sentences about density
Answer:
Periodic table:
The periodic table is a chart that arranges the chemical elements in a useful, logical manner. Elements are listed in order of increasing atomic number, lined up so elements that exhibit similar properties are arranged in the same row or column as others.
Although Dmitri Mendeleev is most often cited as the inventor of the modern periodic table, his table was just the first to gain scientific credibility. It wasn't the first table that organized the elements according to periodic properties.
There are about 94 elements on the periodic table that occur in nature. All of the other elements are strictly human-made. Some sources state more elements occur naturally because heavy elements may transition between elements as they undergo radioactive decay.
Technetium was the first element to be made artificially. It is the lightest element that has only radioactive isotopes (none are stable).
The International Union of Pure Applied Chemistry, IUPAC, revises the periodic table as new data becomes available. At the time of this writing, the most recent version of the periodic table was approved in December 2018.
The rows of the periodic table are called periods. An element's period number is the highest unexcited energy level for an electron of that element.
Columns of elements help to distinguish groups in the periodic table. Elements within a group share several common properties and often have the same outer electron arrangement.
Most of the elements on the periodic table are metals. The alkali metals, alkaline earth, basic metals, transition metals, lanthanides, and actinides all are groups of metals.
The present periodic table has room for 118 elements. Elements aren't discovered or created in order of atomic number. Scientists are working on creating and verifying elements 119 and 120, which will change the appearance of the table, though they were working on element 120 before element 119. Most likely, element 119 will be positioned directly below francium and element 120 directly below radium. Chemists may create much heavier elements that may be more stable because of the special properties of certain combinations of proton and neutron numbers.
Although you might expect atoms of an element to get larger as their atomic number increases, this does not always occur because the size of an atom is determined by the diameter of its electron shell. In fact, element atoms usually decrease in size as you move from left to right across a row.
The main difference between the modern periodic table and Mendeleev's periodic table is that Mendeleev's table arranged the elements in order of increasing atomic weight, while the modern table orders the elements by increasing atomic number. For the most part, the order of the elements is the same between both tables, though there are exceptions.
Destiny:
That is, density (p) is equal to the total mass (M) divided by total volume (v). This formula can be used to determine the density of any substance. Common units for the measurement of density include grams (g), milliliters (ml), or grams per cubic centimeter. For instance, if there are 50 grams of a given substance within a cubic centimeter, that unit’s density is 50g/mm3.
Density can vary according to temperature and pressure. Applying pressure to an object decreases volume, which then increases density. Increasing the temperature of an object almost always decreases its density by increasing its volume.
By heating the bottom of a volume, especially a fluid volume such as a liquid or gas, convection causes the substance to rise, thus increasing the volume. The temperature variation is typically minor in solids and most liquids, but much greater in gases. The abbreviations to know are:
NTP: Normal Temperature and Pressure. Equal to 20 degrees C (68 F) and 1 atmosphere of pressure. Our examples below are all at NTP.
STP: Standard Temperature and Pressure. Equal to 0 degrees C (32 F) and 1 atmosphere of pressure.
These standardized pressures and temperatures make it possible to confirm equal densities are being used regardless of the application.
polygenic traits such as height or weight are often influenced by the environment of the organism.
Polygenic traits are controlled by more than one gene. Height and weight are good examples of polygenic traits, which are influenced by the environment of the organism. Polygenic traits are traits that are determined by multiple genes, each contributing a small amount to the final phenotype.
Environmental factors play a key role in the expression of polygenic traits such as height or weight. Environmental factors can influence the expression of polygenic traits such as height or weight in various ways. For example, nutrition during development can have a significant impact on the growth and development of an organism, which can ultimately influence their height and weight. Environmental factors such as temperature, humidity, and light exposure can also have an impact on the expression of polygenic traits.
Therefore, it is important to consider both genetic and environmental factors when studying polygenic traits such as height and weight. The expression of these traits is influenced by a complex interplay between genetic and environmental factors, and understanding this interplay is important for predicting and managing human health outcomes.
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Following photolysis, the resulting protons are released into the ______, contributing to the proton gradient across the ______ membrane.
A. chloroplast stroma; thylakoid
B. chloroplast matrix; inner chloroplast
C. chloroplast stroma; outer chloroplast
D. cytosol; inner mitochondrial
E. lumen of the thylakoid; thylakoid
Following photolysis, the resulting protons are released into the lumen of the thylakoid, contributing to the proton gradient across the thylakoid membrane.
The correct option is (D)
Photolysis is a process that occurs during the light-dependent reactions of photosynthesis in the thylakoid membrane of chloroplasts. In this process, water molecules are split, releasing oxygen, electrons, and protons (H+ ions).
The released protons accumulate within the lumen of the thylakoid, creating a higher concentration of protons inside compared to the surrounding stroma.
This accumulation of protons establishes an electrochemical gradient across the thylakoid membrane. The protons within the thylakoid lumen have a higher concentration and positive charge compared to the stroma.
This gradient of protons acts as a source of potential energy that is harnessed by ATP synthase during chemiosmosis. The protons flow back into the stroma through ATP synthase, driving the synthesis of ATP.
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select all of the following that are true about growth factors triggering cell division.
A. growth factors bind receptors on the cell membrane.
B. growth factors are only found in animal cells.
C. in response to a signal, a cascade of chemical reactions inside the cell initiates cell division.
D. growth factors "Wal" along microtubules to receptors on the nuclear membrane.
E. a growth factor stimulates the production of new skin cells at a wound site.
F. growth factors normally act to block exit of the cell from the G1 phase of the cell cycle, thereby suppressing cell division.
A. Growth factors bind to receptors on the cell membrane. C. A signal causes cell division, which is then initiated by a sequence of internal chemical reactions. D. The growth factors "Wal" along microtubules to get to the nuclear membrane receptors.
How do cells function? Describe them.Cells are basic building blocks that form the foundation of all living entities. The body of an individual is made up of several trillions of cells. They provide the body its framework, take in nutrients from the diet, turn those nutrients into energy, and carry out certain functions.
Why is it called a cell, exactly?Robert Hooke introduced the name "cell" in 1665 after using an extremely crude microscope to study a piece of cork. Cell is derived from the Latin cella, which meaning "storeroom or chamber."
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how breast milk is formed in mammary glands
Breast milk is produced by the mammary glands which are made up of lobules, which are clusters of glandular cells that produce milk. Breast milk is produced when a hormone called prolactin stimulates the mammary glands to produce milk. Prolactin is released by the pituitary gland in response to the hormone stimulation from the hypothalamus, which is triggered by the baby's suckling on the nipple.
The mammary glands are a type of exocrine gland found in female mammals, including humans, and are responsible for producing and secreting breast milk. The milk is stored in ducts, which lead to the nipple.
Breast milk is a complex fluid that contains various nutrients, hormones, and antibodies. These components provide vital nutrition to the baby and help to protect them against infections and illnesses. Some of the key nutrients in breast milk include proteins, carbohydrates, fats, vitamins, and minerals.
Breast milk also contains antibodies that help to build the baby's immune system. These antibodies are transferred from the mother to the baby, providing protection against various infections and illnesses. Additionally, hormones in breast milk, such as oxytocin and prolactin, promote bonding and a sense of comfort between the mother and baby.
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Which is a true statement regarding the waste products produced by plant processes?
A. Plants produce oxygen and carbon dioxide.
B. Plants produce oxygen and nitrogen.
C. Plants produce only carbon dioxide.
D. Plants produce only oxygen.
Plants produce oxygen and carbon dioxide. Water and carbon dioxide are changed into oxygen and glucose during photosynthesis.
What are the products of photosynthesis?Water and carbon dioxide are changed into oxygen and glucose during photosynthesis. The plant consumes glucose and produces oxygen as a byproduct. Oxygen and glucose are transformed into water and carbon dioxide during cellular respiration. By-products of the process include carbon dioxide, water, and ATP, which is turned into energy.In the presence of light, the organic molecules carbon dioxide and water are used in photosynthesis to create glucose. The green leaves of growing plants experience this reaction.In the process of photosynthesis, glucose, oxygen, and water are produced.To learn more about photosynthesis refer,
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Recently, the number of elks has increased significantly in a forest. These elks often enter the nearby grassland and eat up all the grass. This is indirectly affecting the livestock industry in that area. Which method might solve the nuisance caused by these excess elks in the forest?
A. establishing WMA
B. hunting
C. research
D. habitat manipulation
Pretty sure the answer is B. Hunting, as this will dwindle the population of elk.
Mini Brain ProjectDirections: Conduct research on a selected brain area or structure. Areas and structures available for research include: frontal lobe, parietal lobe, temporal lobe, occipital lobe, medulla, pons, cerebellum, reticular formation, thalamus, hypothalamus, limbic system, cerebrum, hippocampus, amygdala, corpus callosum, Broca’s area, OR Wernicke’s area. Conduct research using scholarly Internet sources, library sources, and the textbook. What are its major functions? What techniques are used to view or measure it?What other structures is it near?What other structures help or perform similar functions?
Parietal lobe is one of the main lobes in the brain which is located at the upper back area in the skull. It process sensory information that it accepted from the outside world that is associated to touch, taste, and temperature. The techniques used to view the parietal lobe are Positron emission tomography (PET) and functional magnetic resonance imaging (fMRI).
Parietal lobe is near the top and center of the cerebral cortex just at the back of the frontal lobe and at the top of the occipital and temporal lobes.
The occipital lobe help the parietal lobe in visual perception and processing including spatil navigation and reasoning.
One theory of early life on Earth states that the first life forms did not use oxygen for respiration and were unable to make their own food. Based on this theory, which types of organisms were most likely present? Question 4 options: Aerobic, heterotrophic bacteria Anaerobic, heterotrophic bacteria Aerobic, autotropic bacteria Anaerobic, autotrophic bacteria
Answer:
Autotrpic bateria Anaerobic.
Change in a proteins 3D shape and, therefore, its function due to exposure to factors such as excessive heat or a change in pH.
a. hydrolysis
b. denaturation
c. dehydration
d. degeneration
Change in a proteins 3D shape and, therefore, its function due to exposure to factors such as excessive heat or a change in pH is called Denaturation.
Proteins are complex molecules that perform various functions in the body. The structure of a protein plays a critical role in its function. However, sometimes a protein can undergo a change in its 3D shape, which can impact its function. This change can be caused by exposure to factors such as excessive heat or a change in pH.
The term used to describe the change in a protein's 3D shape and function due to exposure to such factors is "denaturation." Denaturation can occur when the protein's native conformation is disrupted, leading to the loss of its biological activity. This disruption can cause the protein to unfold or lose its secondary, tertiary, or quaternary structure.
Denaturation can occur due to various factors, including heat, pH changes, mechanical agitation, or exposure to chemicals. It can have a significant impact on the protein's function, leading to hydrolysis, dehydration, and degeneration. The effects of denaturation can be irreversible, and the protein may not be able to regain its native conformation, which can lead to the loss of its biological function.
Option B is the correct answer.
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What is the building block of all living things?
Answer:
cell
Explanation:
is a building block of living things
An Athlete is getting ready to run an event at a track meet. They usuallyrun the 100m, a fast sprint, which is usually completed in seconds.However, the athlete is needed in a different event today; the 1600m.Although they still have to run fast in order to win, this is going torequire them to run for about 10 minutes. Which graph below mostaccurately depicts this athlete’s ATP production by the end of his 10minute run?
The ability of an athlete to accelerate to maximum speed as quickly as possible is the primary factor in sprint competition.
ATP: what is it?During photosynthesis, this is what happens when energy from the sun is used to make ATP from ADP. In the cells' mitochondria, cellular respiration also results in the production of ATP.
Aerobic respiration, which requires oxygen, or anaerobic respiration, which does not, can accomplish this. When it comes to moving macromolecules like proteins and lipids into and out of cells, ATP plays a crucial role.
The energy required for transport mechanisms to transport these molecules over concentration gradients is provided by the hydrolysis of ATP. Cells actually get their energy from ATP triphosphate tail.
When phosphates break apart into molecules, the available energy is released from the bonds that connect them. Hydrolysis is the process by which water molecules are added.
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what is the difference between a gene that is derepressed and one that is induced? multiple choice there is no difference between a gene that is derepressed and one that is induced. a gene that is derepressed is turned on because a repressor protein is not bound without its cofactor. by comparison, a gene that is induced is turned on because an inducer molecule prevents binding of the repressor. a derepressed gene is turned off and an induced gene is activated to be expressed. genes that are derepressed are turned on because an inducer molecule is present. by comparison, a gene that is induced is turned on because a repressor protein is bound to the operator.
The difference between a gene that is de-repressed and one that is induced is: (2) a gene that is de-repressed is turned on because a repressor protein is not bound without its cofactor. By comparison, a gene that is induced is turned on because an inducer molecule prevents binding of the repressor.
Gene is the basic factor of heredity. It is the unit that carries the information for any trait or character. The gene is present on a chromosome. Each gene has its own specific location on chromosome called the locus.
Repressor is a protein molecule that inhibits the expression of genes. This is achieved by the binding of the repressor molecule to the promoter region so that enzymes like RNA polymerase cannot perform their function.
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HELP!!!! answer quickly
Which of the following is an example of osmosis? *
Movement of free water molecules from an area of high concentration to an area of lower concentration
Movement of ions from an area of high concentration to an area of lower concentration
Movement of free water molecules from an area of low concentration to an area of higher concentration
Movement of ions from an area of low concentration to an area of higher concentration
Answer:
Movement of free water molecules from an area of low concentration to an area of higher concentration
Explanation:
based on their location on the periodic table which two elements are likely to have the most similar reactivity
Explain how the electron transport chain makes ATP.
Answer:
t
Explanation:
While Glycolysis and the Citric Acid Cycle make the necessary precursors, the electron transport chain is where a majority of the ATP is created. The Electron Transport Chain makes energy ... At the end of the chain the electrons are taken up by oxygen molecules to make water. This is why oxygen is known as the final electron acceptor.
Answer:
Explanation:
during electron transport, energy is used to pump hydrogen ions across the mitochondrial inner membrane, from the matrix into the intermembrane space. A chemiosmotic gradient causes hydrogen ions to flow back across the mitochondrial membrane into the matrix through ATP synthase, producing ATP
Photosynthesis occurs in two sets of reactions within the chloroplast: light-dependent reactions and light-independent (dark) reactions.
Light-independent reactions occur in the stroma, or the thick fluid located between the grana, of chloroplasts. What is the main purpose of photosynthetic light-independent (dark) reactions?
A. to make electrons leave the chlorophyll and phosphorylate ADP to form ATP
B.
to split water to release hydrogen ions and form NADPH
C.
to split water to release oxygen into the air
D.
to use CO2, energy, and H+ ions from ATP and NADPH to make glucose sugar
The correct answer is D. to use CO2, energy, and H+ ions from ATP and NADPH to make glucose sugar
The main purpose of photosynthetic light-independent (dark) reactions is D. to use CO2, energy, and H+ ions from ATP and NADPH to make glucose sugar. This process is also known as the Calvin cycle or the C3 cycle. The ATP and NADPH produced during the light-dependent reactions are used in the light-independent reactions to power the conversion of carbon dioxide into glucose. This glucose can then be used by the plant as a source of energy or converted into other biomolecules such as starch or cellulose. This is a long answer, but I hope it provides a thorough explanation.
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Why is graphing important to
scientists? (Give at least 2 reasons)
Answer:
They can help visualize the data.
You can actually see what all of the numbers in a data table mean.
Explanation:
Its hard to look at a set of data and understand what it means without organizing it in a way which is easy to understand and refer back to.
Look at the diagram. Which of these gives the best account of how the islands were formed?
(A) Magma rises over the hot spot and forms an island. The plate moves, and another island forms.
(B) There are many hot spots along the plate boundaries. Each one forms a single island.
(C) The plate boundaries collide and form many volcanoes along the plate boundaries.
(D) As magma heats up in the mantle, it flows along the lithosphere and forms many islands
An island is formed by magma rising over the hot point. A new island is created as a result of plate movement.
What does the term "magma" mean?Under the surface of the Earth, magma is rock that is partially liquid and extremely hot. Lava is the term used to describe magma that flows onto the Earth's surface.
Magma a sort of rock?The source of igneous rocks is magma, a rock that is molten or partially molten. While melts of carbonate and sulfur do occasionally occur, it mostly consists of silicate liquid. Lava is ejected from magma that has either migrated to great depths or the Earth's surface.
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Which layer is it found on?
Answer:
D. Troposphere
can you plzzzzzzzzzzzz helppppppppppppp
Answer:
top 2 boxes eucariotic, procariotic search those on what organisms are eucariotic or procariotic
Explanation: