Answer:
the correct answer would be D
The microtubule-organizing center found in animal cells is an identifiable structure present during all phases of the cell cycle. Specifically, it is known as the _____.
a.) microtubulere
b.) centrosome
c.) centromere
d.) kinetochore
Answer:
b.) centrosome
Explanation:
Centrosome is a structure with the function of main microtubule organizing center (MTOC) of the animal cell. This structure has a key role in mitosis where it acts as a regulator of cell-cycle progression. Centrosome is composed of two centrioles which serve to organize microtubules durind the cell division.
option B. The microtubule-organizing center consistently present in animal cells during all phases of the cell cycle is called the centrosome. It is responsible for creating and organizing microtubules which take part in cell division.
Explanation:The microtubule-organizing center found in animal cells that is present throughout all phases of the cell cycle is known as the centrosome. Centrosomes serve a critical function during cell division, they are responsible for creating and organizing the microtubules that form the mitotic spindle in mitosis. It's essential to recognize the difference between the centrosome, the centromere, and the kinetochore. The centromere is the point of attachment for sister chromatids, while the kinetochore is a protein structure on chromatids where the spindle fibers attach during cell division to pull sister chromatids apart.
Learn more about Centrosome here:https://brainly.com/question/37199454
#SPJ3
Members of which phylum of protozoa swim by using long whip-like structures
Answer:
Flagellum
Explanation:
It takes thousands of years for radioactive wastes from nuclear power plants to decay to the point that they are no longer dangerous. These radioactive wastes are often disposed of by putting them into the ground. The site where nuclear waste is to be stored must be chosen carefully because any disturbance to the site, such as an earthquake, could cause the waste to leak out of the site and contaminate the ground and/or the water. In addition, other considerations, such as how close the site is to large centers of human population, and how close it is to important environmental resources such as wildlife refuges for endangered species, must also be considered in case leakage does occur. The question of how many people and/or important natural resources might be affected if there were leaks at a site is important.
Imagine that you were in charge in deciding where a nuclear waste site should be established on a small continent about the size of Australia. In the picture is a map showing several proposals for where the site should be and each one is indicated on the map by a square with a number in it. Study the information given on the map and decide at which place the radioactive waste disposal site should be located.
A.Which site did you choose as the radioactive waste disposal site? Write the number.
B.Approximately how far is this site from the nearest city?
C.How far is it from the nearest important environmental resource, such as a national park or wildlife refuge?
D.What is the risk of earthquake damage at the site you chose?
E. Explain why you chose the site you did. Discuss the advantages and disadvantages of the site and what you considered most important when making your decision about where it should be located.
Answer & Explanation::::::::::::
Whatever fuel is used, the waste produced in generating electricity must be managed in ways that safeguard human health and minimise the impact on the environment.For radioactive waste, this means isolating or diluting it such that the rate or concentration of any radionuclides returned to the biosphere is harmless. To achieve this, practically all radioactive waste is contained and managed, with some clearly needing deep and permanent burial. From nuclear power generation, unlike all other forms of thermal electricity generation, all waste is regulated – none is allowed to cause pollution.Nuclear power is characterised by the very large amount of energy produced from a very small amount of fuel, and the amount of waste produced during this process is also relatively small. However, much of the waste produced is radioactive and therefore must be carefully managed as hazardous material. All parts of the nuclear fuel cycle produce some radioactive waste and the cost of managing and disposing of this is part of the electricity cost (i.e. it is internalised and paid for by the electricity consumers).All toxic waste needs be dealt with safely – not just radioactive waste – and in countries with nuclear power, radioactive waste comprises a very small proportion of total industrial hazardous waste generated.Radioactive waste is not unique to the nuclear fuel cycle. Radioactive materials are used extensively in medicine, agriculture, research, manufacturing, non-destructive testing, and minerals exploration. Unlike other hazardous industrial materials, however, the level of hazard of all radioactive waste – its radioactivity – diminishes with time.The gradual transfer of control from parent to child is known as question 15 options: counterdependence. transference. co-regulation. familial interdependence.
Answer:
co-regulation.
Explanation:
This is the stage of transfer of control from parent to child that begins in middle childhood.
During this process, children begin to internalize and work according to the standards acquired from their parents.
The child shall always behave and act as previously taught by the parents by him or herself.
During this time, the child shall have masters the ways that the parent has taught him or her to take.
The term for the gradual transfer of control from parent to child is co-regulation, which is a hallmark of the interdependent stage in parental roles as adolescents seek more independence.
The gradual transfer of control from parent to child is known as co-regulation. During adolescence, as children assert more independence, parents must adapt their parenting style to allow for greater negotiation and discussion about rules and limits. This is a key part of the interdependent stage of parental roles, where authority is redefined and relationships are renegotiated to accommodate the growing autonomy of the adolescent while still maintaining some parental oversight and guidance.
Through the phases of adolescence, aspects such as distal supervision, monitoring, and psychological control become more significant as adolescents spend more time with peers and less with parents. Successful navigation of this stage is essential for fostering a healthy transition from adolescent dependence to adult independence within the family relationship.
A bond of the following elements would be of what type?
Drawing a model may be helpful. 2H + O
a. covalent
b. ionic
Answer:this is definitely a covalent bond
:)
Answer:
The correct answer would be a. Covalent
What should be done before a crime scene is photographed?
Items should be moved so they are in better light
The area should be cleaned so items can be better seen
Any items that were already moved should be documented
A finished sketch should be produced
What should be done before a crime scene is photographed?
Answer:
A finished sketch should be produced. :)
Final answer:
Before photographing a crime scene, no items should be moved or cleaned. Documentation of any initial movements and collection of observations and witness statements is crucial. Then, photographs can be taken with care to maintain the scene's integrity.
Explanation:
Before a crime scene is photographed, several critical steps must be taken to preserve the integrity of the scene and ensure the collection of factual data. It is essential that the area remains untouched; therefore, items should not be moved for better lighting or cleaned for visibility. Instead, one of the key actions is documenting any items that may have been moved prior to the arrival of the crime scene investigators. This means noting their original position as best as can be determined and the current position, so this movement can be accounted for in the analysis of the crime scene.
Collecting detailed observations of the incident as soon as possible is crucial, making no changes to the scene itself. Photographs, diagrams, and other visual data should then be created as soon as it is safe to do so. These visual representations should capture the scene exactly as it is to provide an accurate and unaltered record. The process may include determining the area in focus for sharpness, the camera position, angle of view, lighting, and color temperature to capture the mood and evidence effectively without altering the scene.
Need help soon as possible
Answer: Negative
When converting from scientific notation to standard notation if the power of 10 is negative we move the decimal to the left. If it is positive we move the decimal to the right.
Example: 3*10^-3=.03 and 3*10^3=300
Answer:
negative
Explanation:
When converting a number from scientific notation to standard notation, if the power of 10 is _NEGATIVE_, move the decimal to the left.
For example, if you have
[tex]3.4 * 10^{-3} = 0.0034\\ \\1.2 * 10^{-5} = 0.000012[/tex]
Scientific notation is usually to present one significant digit before the decimal point and express de difference with the real number by a multiplication of the power of 10.
A forest contains red oak sugar maple and white spruce trees. Is this forest considered a population
The answer is no. A population is a group of organisms of the same species living in an area at the same time. They’re all different kinds of trees. (I may be wrong so if I am I am so so sorry)
Final answer:
In a forest, trees like red oak, sugar maple, and white spruce are organisms and represent populations within the forest. The forest as a whole is not a population, but rather a community comprising different populations.
Explanation:
In a forest, the red oak, sugar maple, and white spruce trees are all examples of organisms. However, the forest as a whole is not considered a population. Instead, each type of tree represents a separate population within the forest. A population refers to all the individuals of a particular species living within a specific area.
On the other hand, all the plant and animal species in the forest make up the community. A community is the sum of populations inhabiting a particular area. In this case, the community is composed of the populations of red oak, sugar maple, and white spruce trees.
Therefore, while the forest is not a population, it is part of a community made up of different populations of trees and other organisms.
The green "s c u m" you see in an aquarium is called _____.
a spirogyra
b cladophora
c nostoc
d volvox
Answer:
b. cladophora
Explanation:
The cladophora algae is a type of green algae that grows attached to rocks or wood that are underwater. It forms short, rigid green filaments that branch, it's smell is similar to mushrooms. The cladophora is introduced in aquariums via contaminated plants or equipment, therefore to prevent it's formation it is necessary to clean everything before intoruducing it to the aquearium. This algae is so resistant once installed that usually the tank has to be re-started.
Vitamin C is best known for its role in preventing scurvy. It also is critical in the formation and maintenance of this protein found in all connective tissues in our body O Cofactors O Amino acids O Collagen
Answer:
Collagen
Explanation:
Vitamic C or ascorbic acid acts as a cofactor in the process of collagen synthesis. It has been shown that lack of vitamin C leads to the impaired collagen synthesis. Beside that activity, vitamin C has many other funtions within organism:
antioxidantcofactor in other enzymesinvolved in wound healing (repair of tissue)involved in the production of some neurotransmitters...Brad seems to be in a continuous state of anxiety, though he is unable to identify the source of his feelings. the most likely diagnosis for brad is ________ disorder.
Answer:
Generalized anxiety disorder
Explanation:
50 POINTS!!!!!A student is riding the bus to school. As he rides, he studies a worksheet for a quiz while listening to music on his smartphone. Once he arrives at school, he sits at his desk in homeroom.
Which resource in the scenario is renewable?
the diesel used to fuel the bus
the paper used to print the work sheet
the aluminum used to make the desk
the plastic used to make the smartphone
Answer:
the paper used to print the work sheet
Explanation:
The paper used to print the worksheet represents a renewable resource within the scenario presented in the question above. This is because paper is made from vegetable raw material, a raw material abundant on our planet and that can be renewed frequently through the planting of new plants that can be used as raw material for the manufacture of paper.
The paper used to print the worksheet is the renewable resource.
WHAT IS RENEWABLE RESOURCE:A renewable resource is a resource that cannot be exhausted i.e. can be replenished and are able to provide clean energy when utilized.Examples of renewable resources include the following:
SunWindWaterGeothermal energyAccording to this question, paper is an example of renewable resource because it is made from timber which can be replaced.Therefore, the paper used to print the worksheet is the renewable resource.
Learn more about renewable resource at: https://brainly.com/question/1245843
Which of the following statements describes a cell that is considered to be differentiated?A) The cell appears to be different from the surrounding cells.B) The cell replicates by the process of mitosis.C) The cell loses connections to the surrounding cells.D) The cell produces proteins specific to a particular cell type.
"D. The cell produces proteins specific to a particular cell type.
Explanation:
Differentiated cells are the cells that are bound to play out a particular capacity in the body i.e., they have turned out to be specific. These cells don't be able to change to play out another capacity. During cell separation, the phone experiences an adjustment in quality articulation. So as to play out its capacity, the cell produces explicit proteins. Case of a separated cell is the liver cell, platelet, and so on."
A differentiated cell is one that produces proteins specific to its role, signified by its unique genetic expression controlled by transcription and growth factors. Cells undergo changes in gene expression during differentiation, which results in them specializing into various cell types necessary for complex organisms.
Explanation:Among the options given, the statement that best describes a cell that is considered to be differentiated is D) The cell produces proteins specific to a particular cell type. Differentiation refers to the unique genetic expression of each cell that enables it to perform specific functions. To differentiate, a cell will express certain genes from its complete DNA instruction set that are necessary for its specific role, leading to the production of specific proteins.
Differentiation ensures that a cell develops unique features such as its size, shape, metabolic activities, and functions. This process is driven by transcription factors and growth factors, which regulate gene expression, resulting in different proteomes between cell types. The cell's ability to produce proteins specific to a particular cell type signifies that it has completed the differentiation process and has assumed a specialized function within an organism.
On the contrary, the process of mitosis is common to most cells and does not indicate differentiation. Similarly, a cell's appearance and its physical connections to other cells are not definitive factors of differentiation.
What do we call a virus that attacks a bacterium?
Answer:bacteriophages
Explanation:
A virus that infects bacteria is known as a bacteriophage. These viruses use host bacteria to replicate and then cause the bacteria to burst, releasing new viruses. The T4 phage, which infects E. coli, is a well-known bacteriophage.
Explanation:A virus that attacks a bacterium is called a bacteriophage. The term 'bacteriophage' stems from 'bacteria' and the Greek phagein, 'to eat'. Bacteriophages, often shortened to 'phages', are agents that infect bacteria, use their machinery to replicate, and then cause the bacteria to burst, or lyse, releasing the newly formed viruses to infect more bacteria. A classic example of a bacteriophage is the T4 phage that infects E. coli bacteria.
Learn more about bacteriophage here:https://brainly.com/question/33357541
#SPJ6
The frequency of a particular lethal recessive allele in a population is 0.02. Given this information, calculate the percentage of individuals who are carriers of the lethal recessive allele. Because you know the frequency of the recessive allele is 0.02, you can determine the frequency of the dominant allele: 1 - 0.02 = 0.98. Once you know p and q, which factor of the Hardy-Weinberg equation will give you the frequency of heterozygotes?
Answer:
2pq
Explanation:
Hardy-Weinberg equation is p2+2pq+q2=1 (p+q=1).
p2 represents frequency of dominant homozygous (p is dominant allele), 2pq represents the frequency of heterozygous, q2 represents the frequency of recessive homozygous (q is the recessive allele).
So, in the example above, the frequency of heterozygous is 2*0.98*0.2=0.392
Four of the five answers listed below describe the heterozygous condition. select the exception
Answer:
5
Explanation: 25x5=100
What is the nutritive tissue in the gymnosperm seed?
Answer:
Haploid endosperm
Explanation:
Gymnosperms are seed-producing plants, but their seeds are naked (it is not within the ovary like in angiosperms).
Nutrient storage tissue in gymnosperms is called endosperm, but unlike angiosperms, it is haploid (angiosperms have triploid endosperm produced by double fertilization). Endosperm of the gymnosperms is formed from female's gametophyte. It is enveloped by peripheral endosperm that cotains grains of protein-aleurone.
The ability to make a medical appointment is considered a basic health literacy skill. select one:
a. True
b. False
the answer would be A (true)
In many countries fishing is strictly regulated : method, limits, seasons, fishing grounds, and size are all legally defined. Such conservation methods came about for many reasons. Which of these is NOT one of those reasons?
A. The worlds oceans have been overfished
B. Governments restrict fishing so they can make more money
C. Other methods such as blast fishing damage important underwater habitats.
D. Without restrictions on size or sex, too many females or young could be eliminated
Answer:
B
Explanation:
fishing industry, as any other, pays taxes to the governments, so the more fish is caught, the more income in the budget of the government
plz thank me?
Answer:B
Explanation:
The Goverment is not rash just by looking at the answer you can see that it is false
How many heart chambers do mammals have?
Answer:
Mammals have four heart chambers
Explanation:
Answer:
4
Explanation:
mammals have evolved to use four heart chambers to circulate blood.
PLZZZZZ HELPPPP!! What happens to the length of day at 40 degrees latitude during the summer solstice compared to the winter solstice at 40 degrees latitude?
Answer:The day gets longer
Explanation: Because we get more sunlight than in the winter solstice
The answer is the day gets longer
How is synaptic signaling different from paracrine signaling?
Answer:
Synaptic signaling has a special structure called the synapse
Explanation:
Synaptic signalling is often consider as a subtype of paracrine signalling.
Paracrine signalling is a form of cell-cell comunication in which one cell releases hormone (factor, messenger) that can diffuse through the short distance space to the other cell.
Synaptic signalling is the way by which nerve cells transmit signals. The junction between two nerve cells is synapse and it is a place where signal transmission occurs.
Final answer:
Synaptic signaling refers to neuron-to-neuron communication across synapses, using neurotransmitters, and is highly specialized for the nervous system. Paracrine signaling involves the diffusion of chemical signals through the extracellular matrix to nearby cells, affecting a variety of cell types and not limited to neurons.
Explanation:
Differences Between Synaptic and Paracrine Signaling
Synaptic signaling is a form of chemical communication that occurs specifically between nerve cells across synapses, which are tiny spaces between the neurons. This type of signaling involves the transmission of signals in the form of neurotransmitters released from the axon terminal of the presynaptic neuron and received by the dendrites of the postsynaptic neuron. The signaling here is directly responsible for neuron-to-neuron communication and is crucial for brain and nervous system function.
On the other hand, paracrine signaling is a broader category of cell signaling where cells communicate with other cells in their immediate vicinity through the release of chemical messengers. These messages are diffused through the extracellular matrix and bind to receptors on nearby cells, leading to a localized response.
While both synaptic and paracrine signaling involve close communication between cells, the former is highly specialized for neural communication, generally occurs across smaller distances, and involves a synaptic cleft. Synaptic signaling is also typically involved in immediate responses and rapid signal transmission. Paracrine signaling, in contrast, can influence a variety of nearby cells and is not exclusive to neurons; it can elicit responses in various types of cells and is important for processes such as immune responses and tissue repair.
The phenotype frequency in a population, changes after each generation. which would most likely be causing this?
A) Random Mating
B) A lack of Mutation
C) An infinitely large population
D) Competition between organisms
Answer:
D) Competition between organisms
Explanation:
Random mating between organisms, absence of any factor of evolution (mutation, recombination, gene flow, migration etc.) and a large population size serve to maintain the allele frequency and thereby the phenotype frequency over generations. However, competition between organisms for any natural resource leads to natural selection of "better competing organisms" and increases their phenotype frequency in the population.
Answer:
D. Competition between organisms
Explanation:
Have a great day :)
Study the pie chart and then complete the sentences
1). Electricity
Agricultural
Industrial
2). Deforestation
The burning of fossils fuels
Raising livestock
Answer:
According to the pie chart, the electricity sector produces more greenhouse gases than any other sector. This is mainly due to the burning of fossil fuels.
Explanation:
In 2015, the electricity sector was 29% of all greenhouse gas emissions. Most of the greenhouse gases from electricity come from burning fossil fuels like coal and natural gas. The next highest greenhouse gas emissions come from the transportation sector, which is also caused by burning fossil fuels.
Which type of client eye disorders are caused by staphylococcus aureus? select all that apply?
Answer: The two answers are Hordeolum and Conjunctivitis.
Explanation:
The waste material that comes from discarded computer technology items peripherals and electronic information devices such as computers printers software devices and monitors is known as
A. pre-consumer waste
B. post-consumer waste
C. e-waste
D. rucksack
Answer: e waste
Explanation: Electronic waste or e-waste describes discarded electrical or electronic devices. Used electronics which are destined for reuse, resale, salvage, recycling, or disposal are also considered e-waste. Informal processing of e-waste in developing countries can lead to adverse human health effects and environmental pollution. you can find more if you want on wik epdia :)
Anyway i hope this helps a thank and a brainlist would be greatly appreciated :)
Answer:
Option C, e-waste
Explanation:
E -waste is a terminology used to refer discarded electronic items, their component and even the material that is used in their production and are of no specific use. E -waste is extremely harmful and is not easily disposable.
Some common e -waste examples are - batteries (big or small), television, radio, electric wires, telephones, any electric equipment used in household or industry, computers, printers , medical equipment like scanning machines etc.
Thus, waste material coming from discarded computer technology items peripherals and electronic information devices such as computers printers software devices and monitors is known as E-waste
Which of the following is a lipid?
Cellulose
Cholesterol
Sucrose
Ribonucleic acid
Answer:
cholesterol
Explanation:
In a species of ground finch that inhabits the galapagos islands, the average beak size increased over several generations from 9 mm to 10 mm after a drought that left only large hard seeds for the finches' food source. this is
Answer:
Evolution.
Explanation:
The ground finch could not survive after the drought with the size of its beak.
The beak required in order to feed on the hard seeds needed to be stronger and longer.
Due to this, the finch beak evolved and developed into a stronger longer beak adapted to feeding on large hard seeds.
Without this evolution, all the finches left on the Galapagos island could face extinction out of starvation.
The producers in aquatic ecosystems include organisms in which of the following groups? a. cyanobacteriab. algaec. plantsd. photoautotrophse. All of the above are correct.
Answer:all of the above is the correct answer
Explanation: trust me
The table below shows the building blocks of the macromolecules. Which building blocks belong in the missing spots?
sugars; monotides
amino acids; nucleotides
nucleotides; amino acids
Answer:
Proteins are Amino Acids.Nucleic Acids are nucleotides. 2nd answer listed
Explanation:
That's what the building blocks are for this missing ones.
Answer: Option B
Explanation:
The amino acids are the monomers that combines to form Protein. Specifically, a protein is made up of one or more linear chains of amino acids joined together by peptide bond.
Nucleic acids are made up of nucleotides. which consists of a 5 carbon sugar, nitrogenous bases and a phosphate group.