Answer:
Lol i see I’m not the only one who uses Brainly on k-12
Explanation:
This is Anaphase of Mitosis. Mitosis is an equational division.
What is Mitosis?A cell prepares for cell division by replicating its chromosomes, segregating them, and creating two identical nuclei during the mitotic phase.
The cell's contents are often evenly divided into two daughter cells with identical genomes after mitosis. A cell copies each chromosome during mitosis and distributes one copy to each of its two daughter cells.
With regard to our example of an instruction manual, it is crucial that each person receive a duplicate of each page.
Therefore, This is Anaphase of Mitosis. Mitosis is an equational division.
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A flower that has both male and female reproductive structures is shown.
Which statement best describes an interaction that will allow a flowering plant to reproduce by self-pollination?
The correct answer is complete flower. A flower that Contains both a male and a female reproductive structure is considered a complete flower.
What are complete flower?A complete flower is a flower that includes all the four whorls such as petals, sepals, the male reproductive structure and female reproductive structure (pistil/ carpel).
Hence it is also called as a complete or perfect flower. Petunia is a complete flower.
Thus the correct answer is complete flower, is also called as a perfect flower.
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YOU GUYS PLEASE HELP ME ITS URGENT AND ITS ABOUT ATOMS IM STRUGGLING PLEASE
Answer:
In order (blanks):
1. Atoms, subatomic, proton, neutron, electron, electron
2. same, different
3. A
4. B
5. Diagram B features compounds, while diagram C features diatomic molecules of an element.
Explanation:
These words and answers may vary depending on your course or teacher, but I tried my best on filling in the blanks for you :)
- and yes, "electron" is indeed filled in twice for number 1.
The ingredients described above are used to make a bonding agent. The most important safety precaution to take when applying this bonding agent is to...
what is an example of a molecule carbon carbon double bond commonly
found in animal tissue
Oleic acid, with its carbon-carbon double bond, is a crucial molecule found in animal tissue. Its functions extend to maintaining cell membranes, supporting the nervous and immune systems, regulating blood pressure, and contributing to hormone production.
Oleic acid, a fatty acid with 18 carbon atoms and a carbon-carbon double bond at the 9th carbon atom, is a prevalent molecule in animal tissue. It is abundantly present in both animal and vegetable fats and oils, making it one of the most commonly found fatty acids in nature. Beyond its widespread occurrence, Oleic acid plays vital roles in the body.As a key component of cell membranes, Oleic acid contributes to their structure and integrity. It is indispensable for the proper functioning of the nervous system, facilitating efficient nerve signal transmission. Additionally, Oleic acid supports the immune system, aiding in the body's defense against pathogens.
Moreover, Oleic acid is involved in regulating blood pressure levels, promoting cardiovascular health. It also participates in the synthesis and regulation of various hormones within the body, ensuring their proper production and function.
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Easy points: Is this a good paragraph for my biology class??The question was why is it important for soil to contain nitrogen, phosphorus, magnesium, and potassium.
Soil is one of the main sources of nutrients needed by plants in order to grow. Nitrogen is used by plants for leaf growth and green color. Without nitrogen in the soil, the plant wouldn’t grow tall and produce enough food.Phosphorus is used by plants to help form new roots, make seeds, fruit and flowers.This is crucial because crops take up phosphorus only from the soil solution.Potassium helps plants form strong stems and fast growth. It also increases disease resistance.It triggers activation of enzymes and is essential for production of ATP. Magnesium is the central core of the chlorophyll molecule in the plant’s tissue. If Mg is deficient, the shortage of chlorophyll results in poor and stunted growth.
Answer:
It makes the roots absorb the nutrients easier
Explanation:
the roots of the plant are meant to absorb water and nutrients for the plants to manufacture food easly and to grow, the soil contain nutrients for the plants to absorb them.
The photo shows a unicellular organism called a diatom.Which structures of this organism work together to carry out all of its life functions?
A: Tissues
B: specialized cells
C: organ systems
D:organelles
Answer:
D
Explanation:
Im taking the quiz rn and hope this helps
Diatoms are photosynthesizing algae having a siliceous skeleton (frustule) and are found in almost every aquatic environment including fresh and marine waters, soils, in fact almost anywhere moist.
Cell Organelles present in Diatoms work together to carry out all the life functions.
What is Diatom?Diatoms as mentioned above are unicellular organisms which occur either as solitary cells or in colonies and can take different shapes.
Individual cells range in size from 2 to 200 micrometers.
A unique feature of diatom anatomy is that they are surrounded by a cell wall made of silica (hydrated silicon dioxide), called a frustule. These frustules have structural coloration due to their photonic nanostructure, prompting them to be described as "jewels of the sea" and "living opals".
Movement in diatoms primarily occurs passively as a result of both ocean currents and wind-induced water turbulence.
Similar to plants, diatoms convert light energy to chemical energy by photosynthesis, but their chloroplasts were acquired in different way.
Diatoms are classified as eukaryotes due to presence of cell organelles i.e. with a nuclear envelope-bound cell nucleus, that separates them from the prokaryotes archaea and bacteria.
Diatoms are a type of plankton called phytoplankton, the most common of the plankton types. Diatoms also grow attached to benthic substrates, floating debris, and on macrophytes.
They comprise an integral component of the periphyton community.
Another classification divides plankton into eight types based on size.
Diatoms are used to monitor past and present environmental conditions, and are commonly used in studies of water quality.
What are Cell Organelles?Cell organelles are specialized structure which perform specific functions in cells.
Among the more important cell organelles are the nuclei, mitochondria, and ribosomes, which assemble proteins.
Based on the presence and absence of organelles, cells are divided into Prokaryotic and Eukaryotic cells.
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After the earth will destroyed then what will be the next generation
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....Explanation....
\(1st \: thing \: we \: don't \\ \: know \: that \: what \: will \: happen \: if \\ \: earth \: is \: destroyed. \: Only \\ \: myths \: nd \: prove \: are \: there \\ \: that \: human \: life \: will \: be \: possible \: on \\ \: mars \: many \\ \: theories \: about \: shifting \\ \: of \: human \: beings \: from \:earth\: to\: earth \:planets\: and \\ \: many \: myths \: says \: that \: everything \: will \: be \\ \: begin \: again \: soo \: no \: body \: knows \\ \: exactly \: what \: the \: truth \\ \: bcz \: we \: have \: not \: seen\:future \: only \: myths \\ \: nd \: theories \\ \: are \: there.\)
\(\large\orange{\boxed{\mathfrak{❦\:Glossy\:Pearl}}}\)
Many public locations, such as airports, hotels, schools, shopping malls, and coffee shops, are hotspots that provide Wi-Fi Internet connections to users with mobile computers or devices. Group of answer choices True False
The statement is true. Many public locations offer Wi-Fi connections as a convenience to their visitors or customers.
This is especially important in today's world where people are constantly connected to their devices and need internet access on the go. Airports, hotels, schools, shopping malls, and coffee shops are just a few examples of public locations that offer Wi-Fi connections. Users with mobile computers or devices can easily connect to these networks, providing them with internet access and allowing them to work, browse the web, or stay connected with friends and family. However, it is important for users to be cautious when using public Wi-Fi connections. These networks may not always be secure and can leave users vulnerable to cyber-attacks or identity theft.
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Why do you suppose it took two days for Claudius Caesar to die
Claudius Caesar took two days to die because he suffered from liver failure, which occurred about 15 hours after he ate poisonous mushrooms.
The poisonous mushrooms caused damage to Claudius Caesar's liver cells, leading to liver failure. This meant that his liver and kidneys were unable to filter and detoxify wastes and other harmful substances from his blood, resulting in the development of symptoms such as nausea, diarrhea, and delirium.
Liver failure is a serious condition that can lead to multiple organ failure and death. In Claudius Caesar's case, it took two days for his body to succumb to the effects of liver failure and for him to pass away.
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what is 3 constants for plants grown in varying lights after 30 days?
The 3 constant for a plant grown in different varying light is the duration of light, the intensity of light and the quality of light like wavelength example green light, blue light or red light growth pattern.
How plants grow differently in excess light and low light.Plants behave differently in 30 days light pattern. There are few plant species that need more dark and less time in the sunlight. These plants are called the short-day plant
There are few plants that need more light. These types of plants are called long-day plants. these plants require more time of sunlight and less exposure to the dark.
Plants have receptors that are sensitive to exposure to light. So, the intensity, the duration of light and the wavelength that colour of the light matter. As plants show maximum growth in a particular wavelength of light.
Hence these are the constant factor of the plant that grows in varying light conditions and they are duration, quality and intensity.
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After nervous stimulation stops, calcium ions returning to the sarcoplasmic reticulum prevent ACh in the synaptic cleft from continuing to stimulate contraction True False
Answer:
False.
Explanation:
Neurotransmitter release occurs from the nervous terminal or varicosities in the neuronal axon. When an action potential reaches the nervous terminal, the neurotransmitter is released by exocytose. The molecule binds to its receptor in the postsynaptic neuron, triggering an answer. As long as the signal molecule is in the synaptic space, it keeps linking to its receptor and causing a postsynaptic response. To stop this process the neurotransmitter must be taken out from the synaptic space. There are two mechanisms by which the neurotransmitter can be eliminated:
• Enzymatic degradation/deactivation: There are specific enzymes in the synaptic space, which are in charge of inactivating the neurotransmitter by breaking or degrading it. The enzyme acetylcholinesterase prevents ACh from continuing to stimulate contraction.
• Reuptake: Receptors located in the presynaptic membrane can capture de molecule to store it back in new vesicles for posterior use. These transporters are active transport proteins that easily recognize the neurotransmitter.
What are 5 examples of biotic factors? No answer choices please help!!!
Biotic factors include animals, plants, fungi, bacteria, and protists. Some examples of abiotic factors are water, soil, air, sunlight, temperature, and minerals.
Answer:
deer, rabbits, fish, elephant, bird
Explanation:
What are the 3 main stages of wound healing?
The three main stages of wound healing are: Inflammatory phase , Proliferative phase, Maturation phase
Inflammatory phase: This stage begins immediately after the injury and lasts for several days. During this stage, the body's immune system responds to the injury by sending white blood cells to the site of the wound to fight infection and remove any debris. Proliferative phase: This stage begins a few days after the injury and can last for several weeks. During this stage, new tissue is generated to fill the wound. The wound begins to granulate, with new blood vessels forming to bring oxygen and nutrients to the site. Maturation phase: This stage begins several weeks after the injury and can last for up to two years. During this stage, the new tissue that was formed during the proliferative phase is remodeled and strengthened. Collagen fibers reorganize and align in the direction of stress, making the new tissue stronger. These stages of wound healing are interdependent and overlap to some degree, and a variety of factors, such as age, nutrition, and underlying health conditions, can affect the healing process.
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the amount of atp stored in a muscle cell can keep a muscle active for about ________. group of answer choices 10-30 seconds 1-3 hours 1-3 minutes 1-2 seconds
ATP is the primary energy source for muscle cells and can keep a muscle active for up to 10-30 seconds.
This energy is stored within the cell and is used to power muscle contractions. After the energy has been used, it needs to be replaced, which is why muscles tire quickly. The amount of ATP stored in a muscle cell is limited and can only power a muscle for a short amount of time. Even though there is a finite amount of ATP stored in a cell, the body is able to regenerate ATP quickly with the help of other sources of energy, such as phosphocreatine, glycolysis, and oxidative phosphorylation. During exercise, the body will use all three sources to replenish the ATP stores within the muscle cells. This allows for the muscle to continue working for 1-3 minutes before fatigue sets in and the muscles are unable to contract any further.
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An ecologist observes a wolf catch and eat a rabbit. This is an example of
O parasitism.
O commensalism.
mutualism.
O predation.
Answer:
Predation is the answer
Explanation:
Predation is the act of an animal killing or attacking another animal for the predator's benefit
An unusually cold January in Florida destroyed entire fields of tomatoes. Florida’s growers are shipping only a quarter of their usual 5 million pounds a week. The price has risen from $6.50 for a 25-pound box a year ago to $30 now.
1.1. Make a graph to illustrate the market for tomatoes before the unusually cold January and in the same graph show how the events in the news clip influence the market for tomatoes. (0.5)
1.2. In April 2014, the money price of a carton of milk was $2.01 and the money price of gallon of gasoline was $3.63. Calculate the relative price of a gallon of gasoline in terms of milk. (0.5) Frigid Florida Winter is Bad News for Tomato Lovers An unusually cold January in Florida destroyed entire fields of tomatoes. Florida's growers are shipping only a quarter of their usual 5 million pounds a week. The price has risen from $6.50 for a 25 -pound box a year ago to $30 now. 1.1. Make a graph to illustrate the market for tomatoes before the unusually cold January and in the same graph show how the events in the news clip influence the market for tomatoes. (0.5) 1.2. In April 2014, the money price of a carton of milk was $2.01 and the money price of gallon of gasoline was $3.63. Calculate the relative price of a gallon gasoline in terms of milk. (0.5)
1.1. Graph to illustrate the market for tomatoes before the unusually cold January and in the same graph show how the events in the news clip influence the market for tomatoes
Here, the price is $6.50 and the quantity supplied is 5 million pounds per week. The equilibrium is at the intersection of the supply and demand curve at point E.
Now, the events of the news clip influence the market for tomatoes, causing a decrease in supply due to the destruction of entire fields of tomatoes, resulting in a shift of the supply curve from S1 to S2.
The new equilibrium is at point F where the price has increased to $30 and the quantity demanded and supplied have decreased to 1.25 million pounds per week.
1.2. In April 2014, the money price of a carton of milk was $2.01 and the money price of a gallon of gasoline was $3.63.
To calculate the relative price of a gallon of gasoline in terms of milk, we use the formula:
Relative price = Price of gasoline / Price of milk
Relative price = $3.63 / $2.01 = 1.81
Therefore, the relative price of a gallon of gasoline in terms of milk is 1.81.
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10 POINTS!! Strong conductivity of plasma allows it to act and react as ______________ and ____________ fields.
Finish the sentence.
Answer:
Strong conductivity of plasma allows it to act and react as electric and magnetic fields.
Are there nuclear reactions going on in our bodies?
Answer:
yes
Explanation:
Answer:
yes
Explanation:
it help us to build up body
2. The block diagram below represents two parallel mountain ranges.
T
Which two geologic processes most likely created this landscape region?
(1) volcanism, followed by metamorphism
(2) faulting, followed by deposition
(3) folding, followed by erosion
(4) glaciation, followed by rifting
Folding, followed by erosion are two geologic processes most likely created this landscape region, hence option 3 is correct.
What are geologic processes?When horizontal sedimentary rock is deposited on top of tilted and eroded rock strata, an angular unconformity develops.
Younger sediments are later deposited on top of the erosional surface when the lower older layers are inclined by folding or faulting and eroded.
Therefore, at or near the earth's surface, weathering (the process of breaking down rock) and erosion (the process of transferring rock material) reduce rocks to ever-tinier fragments.
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where in the fossil record would you expect to see older common ancestors
How would gradualism persent in the fossil record
Answer:
hii
Explanation:
what are you doing
how are you doing
What would happen to plants if bacteria were completely removed from soil?
A. They would not be able to perform photosynthesis.
B. They would not be able to perform cellular respiration.
C. They would not be able to produce sufficient proteins.
D. They would not be able to take water up into their roots.
If bacteria were completely removed from soil plants would not be able to produce sufficient proteins and is denoted as option C.
What is Bacteria?This is referred to a type of micro organism which are present in the soil and help in the fixation of nitrogen so a to enable plants absorb them.
They are referred to as nitrogen fixing bacteria and an example is Rhizobium. Nitrogen is a key component of protein which is why its absence will lead to plants not produce sufficient proteins.
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What is the term for a female reproductive cell?
sperm
egg
tetrad
embryo
Answer:
Second choice; egg
Explanation:
Gametes are an organism's reproductive cells.
- Female gametes are called ova or egg cells
- Male gametes are called sperm
A tetrad consists of four chromatids, and a chromatid is one half of a duplicated chromosome.
An embryo is an unborn offspring (child) developing.
Answer:
Egg
Explanation:
The egg also known as ovum is the female reproductive cell.
The photograph shows an alarm clock ringing.
What is the medium for the sound waves?
O A. Air
O B. Rocks
O C. Water
D. Ears
Answer:
I'm pretty sure the answer is A
what evolutionary concept best describes what is observed in the hawaiian honeycreepers?
Adaptive radiation best describes what is observed in the Hawaiian honeycreepers.
Adaptive radiation is a type of evolutionary diversification that occurs when a single ancestral species gives rise to multiple descendant species, each adapted to a different ecological niche. This process is driven by a variety of factors, including environmental changes, geographical isolation, and the availability of new resources.
The Hawaiian honeycreepers are a classic example of adaptive radiation. They are a group of birds that evolved on the Hawaiian Islands, and are thought to have descended from a single species of finch that colonized the islands millions of years ago.
Over time, the honeycreepers diversified into more than 50 different species, each with a unique beak shape and feeding strategy adapted to the resources available in its habitat. The honeycreepers' diversification was driven by a combination of factors, including the varied habitats and food sources available on the islands, as well as competition for resources between species.
The birds' beak shapes and feeding strategies are particularly diverse and have allowed them to exploit a wide range of ecological niches, including nectar-feeding, fruit-eating, and seed-cracking.
Adaptive radiation is a key concept in evolutionary biology, as it helps to explain the vast diversity of life on Earth. It is also important for understanding how species can rapidly adapt to changing environments and how new ecological niches can be created through the process of evolution.
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An experimental drug is being developed to selectively inhibit TH cells to prevent organ rejection. How will this help patients?
a. By inhibiting TH cells, B cells will be able to proliferate extensively, allowing them to protect the donated organ from rejection.
b. Inhibiting TH cells will reduce the number of phagocytic TH cells in the blood which in turn will do less damage on the donated organ.
c. If TH cells are inhibited, TC cells fail to become active and will do less damage to the cells of the donated organ.
d. When TH cells are inhibited, macrophages become less phagocytic and will not attack the donated organ.
Inhibiting TH cells can help prevent organ rejection by reducing the immune response that causes rejection. TH cells play a crucial role in activating other immune cells, such as TC cells and B cells, which can attack the transplanted organ. Therefore, inhibiting TH cells can reduce the activation of these immune cells and prevent them from attacking the donated organ.
TH cells are a type of immune cell that plays a critical role in activating other immune cells.
When a transplanted organ is detected as foreign by the immune system, TH cells are activated and release cytokines that activate other immune cells, such as TC cells and B cells.
These cells then attack and damage the transplanted organ, leading to rejection.
By inhibiting TH cells, the activation of TC cells and B cells can be reduced, resulting in less damage to the donated organ and a reduced risk of rejection.
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Whale primary functions
The primary functions of whales include feeding, reproduction, communication, and migration.
Whales are primarily filter feeders or predators, depending on the species.
Filter-feeding whales, such as baleen whales, have baleen plates in their mouths that allow them to filter out small prey, such as krill or small fish, from large volumes of water.
Predatory whales, such as toothed whales, hunt and feed on various marine organisms, including fish, squid, and marine mammals.
Reproduction is another important function for whales. Most whale species have a gestation period of several months, with females giving birth to a single calf.
The calves are nursed with milk from their mothers and rely on their care for a period of time until they become independent.
Communication is vital for whales, as they rely on vocalizations to communicate with other members of their pod.
Whales produce a variety of sounds, including songs, clicks, and whistles, which serve purposes such as mating, social interactions, and navigation.
Migration is a common behavior observed in many whale species. Whales undertake long-distance migrations, often covering thousands of kilometers, to reach feeding grounds in nutrient-rich waters or to reproduce in specific breeding areas.
These migrations are driven by seasonal changes in food availability and environmental conditions.
In summary, the primary functions of whales encompass feeding, reproduction, communication, and migration, all of which are essential for their survival and successful adaptation to their marine environments.
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Nickel and lead float to the surface. true or false
Answer:
False
Explanation:
Which of the following is not true about groundwater
A)
Its a long-term reservoir
B)
Significant during drought
C)
It is the only source of freshwater
D)
It is replenished by surface water
The statement that is not true about groundwater is that it is the only source of freshwater, which is option C. Details about groundwater can be found below.
What is groundwater?Groundwater is the water that exists beneath the earth's surface in underground streams and aquifers.
Groundwater can prove very useful in the following ways:
Its a long-term reservoirSignificant during droughtIt is replenished by surface waterHowever, the statement that it is the only source of freshwater is not true.
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Which statement about inheritance is true
Answer:
Fathers always determine the gender of the offspring in humans.
Explanation:
which of the following mechanism decreases intercellular [ca2 ]? choose the correct option. the calcium pump intercellular calcium-binding proteins organelles such as mitochondria and endoplasmic reticulum all of the above
The mechanism that decreases intercellular [Ca2+] is intercellular calcium-binding proteins. Calcium ions play a significant role in various cellular activities.
The following are the functions of Ca2+:
enzyme activities of various enzymes and kinases, structural stability of membranes, muscle contraction, and various signaling pathways.
Calcium and calcium binding proteinsCalcium is a mineral that is necessary for life. It is important for the functioning of the heart, muscles, nerves, and other body systems. Calcium is also used by the body to help build and maintain strong bones and teeth.
Intercellular ca2 refers to the level of calcium ions inside cells. Calcium ions perform a variety of cellular functions in the human body, including initiating muscle contractions, aiding in the release of neurotransmitters from neurons, and regulating enzyme activities.
Calcium-binding proteins are a family of proteins that bind to calcium ions. They are involved in a variety of biological processes, including signal transduction, protein modification, transcriptional regulation, and cytoskeletal organization. Calcium-binding proteins can either increase or decrease intercellular Ca2+ concentration.
In the presence of Ca2+, certain calcium-binding proteins can bind to Ca2+, which leads to a decrease in intercellular [Ca2+]. As a result, calcium-binding proteins are the mechanism that decreases intercellular [Ca2+].
Therefore, option (B) is the correct answer.
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