The splitting of cytoplasm between two daughter cells is known as cytokinesis. This is the final stage of cell division, which occurs after the separation of the genetic material (chromosomes) in mitosis or meiosis. During cytokinesis, the cell membrane and cytoplasm divide, resulting in the formation of two genetically identical daughter cells.
Cytokinesis is a crucial process for the growth, development, and repair of living organisms. Without proper cytokinesis, the genetic material would be distributed unevenly, leading to abnormal cell division and potentially harmful consequences. Therefore, cytokinesis ensures that each daughter cell receives a complete set of genetic material and organelles.
Cytokinesis is an essential part of cell division that ensures the proper distribution of genetic material between daughter cells. It is a complex process that involves the coordination of multiple cellular components and mechanisms. Understanding cytokinesis is important for studying cell biology, development, and diseases.
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smelling cookies baking will likely make you hungry because the gi tract communicates with the system. digestive muscular endocrine central nervous
Satiety and satiation are first influenced by sensory and cognitive elements, such as anticipation of the food or drink being ingested, its flavor, texture, and aroma, as well as any links with prior experiences that may emerge.
Post-ingestive variables begin to work after the meal or drink enters the stomach. At first, satiation is brought on by signals sent from the distended stomach to the brain. Hormones that aid in satiation and fullness are produced from the stomach as digestion progresses in the intestines.
The nutrients themselves are sensed by specialized receptors in several locations throughout the body, including the brain, during the post-absorptive stage of the satiety cascade, giving knowledge about nutritional status that also influences satiety.
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What is mercury bioaccumulation? What are the main issues with that type of bioaccumulation?what organisms does it affect? What are the causes? What could humans do to prevent it?
Bioaccumulation is the total accumulation of certain chemicals/contaminants in an organism, coming from diverse sources such as water, air, and diet. Therefore the case of mercury occurs when mercury is accumulated in an organism, for example, fish. The most common pathway for this to happen is through the food chain, nonetheless can occur through abiotic means, an example is in fish, where methylmercury is acquired through the gills.
When methylmercury is absorbed through the gastrointestinal tract & enters the bloodstream and goes rapidly to other parts of the body.
Mercury is a persistent substance, which can bioaccumulate, in living organisms, inflicting increasing levels of harm on higher-order species such as predatory fish and fish-eating birds and mammals through a process known as "biomagnification"
The release of processed mercury can lead to a progressive increase in the amount of atmospheric mercury, which enters the atmospheric-soil-water distribution cycles where it can remain in circulation for years. Mercury poisoning is the result of exposure to mercury or mercury compounds resulting in various toxic effects depending on its chemical form and route of exposure.
The major route of human exposure to methylmercury (MeHg) is largely through eating contaminated fish, seafood, and wildlife that have been exposed to mercury through the ingestion of contaminated lower organisms.
King mackerel, marlin, orange roughy, shark, swordfish, tilefish, ahi tuna, and all contain high levels of mercury.
Human activity is the main cause of mercury release, especially coal-fired power stations, residential coal burning for heating and cooking, industrial processes, waste incinerators, and as a result of mining for mercury, gold, and other metals.
Reducing consumption of raw materials and products generating mercury releases
Substitution by non-mercury alternativesEnd-of-pipe techniquesWaste managementWhat is the best overall approach to reducing emissions?What further research and information are needed?National initiativesRegional and international initiativesTo learn more about mercury bioaccumulation visit,
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Give an example of seedless vascular plants.
Seedless vascular plants include club mosses, horsetails, ferns, and whisk ferns.
What are Seedless vascular plants?Seedless Vascular Plants are those vascular plants or tracheophytes all produce seeds during their reproductive phase except those belonging to phylum Pteridophyta, where pteridophytes include ferns and horsetails, do not produce seeds. Hence they are seedless vascular plants.
Seedless vascular plants fall under the category of tracheophytes which have vascular tissues such as xylem and phloem, but do not produce seeds or flowers for propagation. Examples of seedless vascular plants include ferns, clubmoss, whisk fern, and horsetail.
Thus, Seedless vascular plants include club mosses, horsetails, ferns, and whisk ferns.
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how many co2 are produced from the complete oxidation of alanine? how many atp are produced? net priduction if nadh and fadh2?
The complete oxidation of alanine produces 7 CO2 molecules and generates 16 ATP. NADH and FADH2 yield 10 and 6 ATP respectively.
Alanine is an amino acid that is a major source of energy for the body. During cellular respiration, alanine undergoes a series of reactions that release energy and produce ATP (adenosine triphosphate). The complete oxidation of alanine generates 7 molecules of CO2 and 16 ATP.
The reactions involved in alanine oxidation occur in the citric acid cycle (also known as the Krebs cycle or TCA cycle) and the electron transport chain (ETC). In the citric acid cycle, alanine is first converted to pyruvate, which is then converted to acetyl-CoA and enters the citric acid cycle. This process generates 1 NADH, 1 FADH2, and 2 ATP per acetyl-CoA molecule.
The NADH and FADH2 generated in the citric acid cycle are used to generate ATP in the ETC. NADH and FADH2 are electron carriers and are used to transport electrons from the citric acid cycle to the ETC, where they are used to generate ATP. NADH yields 3 ATP and FADH2 yields 2 ATP.
Therefore, the net production of NADH and FADH2 in the complete oxidation of alanine is 10 ATP and 6 ATP respectively. The total ATP production from the complete oxidation of alanine is 16 ATP.
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in the presence of oxygen, the enzyme TYROSINASE catalyzes the oxidation of DOPA producing dopaquinone which spontaneously converts into dopachrome. Which of the following best describes tyrosinase?
A polypeptide chain with active sites that bind DOPA and oxygen.
Option B)
Tyrosinase is an enzyme that catalyzes the oxidation of DOPA(3,4 dihydroxyphenylalanine) producing dopaquinone. This dopaquinone gradually turns into dopachrome which is a dark black, brown color substance.
Tyrosinase is an oxidase enzyme involved in two distinct reactions of melanin production.
It is a copper containing enzyme that facilitates the reaction of melanin synthesis easily, being present in both plant and animal cells.
Tyrosinase in broad terms is also known as molecule T4, sourcing from the TYR gene and mainly defined for reactions like melanogenesis and pigmentation.
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What piece of lab equipment could you use to measure the volume in a drinking glass of water? graduated cylinder volumetric flask graduated beaker o all of the above
The piece of lab equipment that can be used to measure the volume in a drinking glass of water is a graduated cylinder, the correct option is A.
A graduated cylinder is a common laboratory tool used to accurately measure the volume of liquids. It is a tall, narrow container with marked increments along the side indicating the volume of liquid present. The volume is read by measuring the bottom of the meniscus, which is the curved surface at the top of the liquid. Graduated beakers and volumetric flasks can also be used for measuring volumes, but they are typically less precise than graduated cylinders. In summary, a graduated cylinder is the most appropriate lab equipment for measuring the volume in a drinking glass of water.
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The complete question is:
What piece of lab equipment could you use to measure the volume in a drinking glass of water?
A. graduated cylinder
B. volumetric flask
C. graduated beaker
D. all of the above
Which operation in the food industry includes cleaning, weighing, refrigerating, and storing of produce?
transportation
harvesting
marketing
processing
Processing is the operation in the food industry which includes cleaning, weighing, refrigerating, and storing of produce. It is the conversion of agricultural products or harvested crops into consumable or usable food products through a series of procedures and operations.
The main objective of food processing is to extend the shelf life of the food product by reducing the growth of microorganisms and enzymes that can cause spoilage or deterioration of the food. Cleaning, sorting, grading, washing, and packaging of agricultural products and raw materials are necessary before processing to ensure quality, safety, and uniformity of the products.
The produce that is harvested needs to be cleaned and washed before processing to get rid of contaminants and unwanted particles. After cleaning, the produce is weighed to ensure the exact amount is being used for processing. To maintain the quality and freshness of the produce, they need to be stored in the refrigerator or cold storage before processing.
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1. Fill in the blank spaces with suitable words.
a) The bunching of light back from the surface of a body is____________.
Answer:
reflection please mark me brainliest
A permanent change in the DNA sequence of a gene
Answer:
A mutation.
Explanation: When a cell mutates is will be permanently changed.
What mineral is in a salt shaker?
Answer: magnesium
Explanation:
Answer:
salt maybe
Explanation:magnesium is not the answer
Which type of density do you think puts more of a strain on the environment? Why?
High population density puts more strain on the environment because it leads to greater demand for resources and increased pollution.
A high population density means more people are living in a particular area, which in turn increases the demand for resources such as water, food, and energy. This leads to a greater strain on the environment, as more resources need to be extracted, produced, and transported, resulting in increased greenhouse gas emissions and pollution.
High population densities also put pressure on natural habitats, as land is cleared for housing and infrastructure. This can lead to deforestation, loss of biodiversity, and destruction of ecosystems.
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3. The figure below shows a vertical section through a mammalian kidney. G (a) Label the parts A and B
Answer:
A. Renal capsule
B. Cortex
what are abiotc and biotic
Answer:
Abiotic: a non-living part of an ecosystem that shapes its environment
biotic: describes a living component of an ecosystem
Explanation:
so abiotic: non living
and biotic: living
What 2 chemicals dose photosynthesis need as reactants
which point on the timeline corresponds to the sun's current age?
The point on the timeline that corresponds to the sun's current age is approximately 4.6 billion years.
The sun is a middle-aged star, formed through the gravitational collapse of a molecular cloud that contained hydrogen, helium, and other trace elements. Over time, nuclear fusion reactions in the sun's core have converted hydrogen into helium, releasing energy in the form of light and heat. As the sun continues to age, its fuel supply will gradually diminish, leading to changes in its size, temperature, and luminosity. In about 5 billion years, the sun will enter its red giant phase, expanding in size and engulfing the inner planets, including Earth.
Eventually, it will shed its outer layers and become a white dwarf, slowly cooling over billions of years. Understanding the sun's age and lifecycle helps astronomers study the evolution of stars, as well as the formation and development of planetary systems. So therefore by analyzing the sun's current age which is is approximately 4.6 billion years, we can also make predictions about the future of our solar system and the potential impact on life on Earth.
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Can someone help me immediately please? Thank you so much!
The two statements that correctly describe cell division or genetic material are repeated mitosis and differentiation produce the more complex bird embryo, all the different types of cells contain the same genetic material (1, and 2).
What processes are required in the development of an embryo?Cell division and differentiation: This implies an increase in the number of cells through mitosis but also the formation of different tissues such as nervous tissue, skeletal muscle, smooth muscle, etc. which is possible through differentiation.Genetic material: All cells contain the same genetic material derived from parents.Learn more about embryos in https://brainly.com/question/30808880
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Why are cells considered the basic unit of life
Answer:
a cell is the smallest unit of a living thing
Explanation:
cells are the building blocks of all organisms
Identify the parts labeled 1, 2, 3, 4, and 5 of the neuron.
Dendrites, Cell body, Myelin sheath, Schwann cell and Axon are the parts of neuron.
The part that is numbered 1 is dendrites which receives signals from other cells and forward it to the next and the part which is numbered 2 is known as cell body that organizes and keeps the cell functional and working.
The 3rd number is Myelin sheath which is responsible for the increase in speed of the signals, 4th number is the Schwann cell that produces myelin sheath and the 5th number is Axon that transfer signals to other cells and organs so we can conclude that these are the label parts of neuron.
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After teaching a group of students about fertilization, the instructor determines that the teaching was successful when the group identifies which as the usual site of fertilization?
After teaching a group of students about fertilization, the instructor determines that the teaching was successful when the group identifies the distal portion of fallopian tube as the usual site of fertilization.
What is fertilization?Fertilization is defined as binding of a male gamete(sperm) to a female gamete(ova) which would lead to the formation of a zygote.
Without fertilization, reproduction and conception cannot take place for the development of a foetus.
In female reproductive system, this fertilization takes place in the distal portion of fallopian tube.
Therefore, after teaching a group of students about fertilization, the instructor determines that the teaching was successful when the group identifies the distal portion of fallopian tube as the usual site of fertilization.
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When we speak of life possibly outside of Earth, we use the term ______
Answer:
Extraterrestrial.
Explanation:
It means of or from outside the earth or its atmosphere.
Answer:
we use the term extraterrestrial life
Explanation: extraterrestrial life is hypothetical life which may occur outside of earth and which did not originate on earth.
Is 0.3 concentration high or low and why?
Which substance needed for photosynthesis is absorbed from the sou?
A. Oxygen
B.water
C. carbon dioxide
D. Sunlight
Answer:
B. water
D. Sunlight
Explanation:
Im pretty sure the last word was supposed to be soil so it would be water.
If it was sun then the answer would be sunlight.
human traits and characteristics that are genetically influenced have an evolutionary history that is multiple choice question. solely human. solely inherited from our parents. retained in our dna. uninfluenced by the environment.
Human traits and characteristics that are genetically influenced have an evolutionary history that is retained in our DNA.
The genetic makeup of an individual is influenced by their ancestors, and this genetic information is passed down through generations. Over time, certain genetic traits may become more common in a population, and this is known as an evolutionary history. Therefore, human traits and characteristics that are genetically influenced have an evolutionary history that is retained in our DNA.
It is important to understand the role of genetics in shaping human traits and characteristics, as this can help us to better understand human behavior and biology. While environmental factors can also influence these traits, genetic information plays a significant role in determining our physical and behavioral characteristics.
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The organelles of eukaryotic cells interact with each other to maintain homeostasis within the cell . The nucleus, endoplasmic reticulum, Golgi apparatus, chloroplast, and mitochondria, all contribute to proteins transport, packaging, export, and energy harnessing. According to the Endo, symbiotic theory, certain organelles are proposed to have evolved from free living bacteria that were engulfed by a larger cell. these organelles have multiple membranes, their own circular, DNA, and can replicate by binary fission. The origin of which organelles are likely explained using the Endo symbiotic theory?
Answer:Mitochondria
Explanation: The have their own DNA and can replicate on their own. Additionally they have a double membrane different from any other organelle.
In a man with confirmed Enterococcus infection, besides looking for UTIs and Subacute Endocarditis,
Where else would you look for infection?
In a man with confirmed Enterococcus infection, besides UTIs and Subacute Endocarditis, other areas of the body that may be evaluated for infection include the bloodstream, abdomen, skin and soft tissues, and the respiratory tract.
Bloodstream infections caused by Enterococcus are typically associated with central venous catheters or other indwelling devices, and can lead to sepsis if left untreated. Abdominal infections caused by Enterococcus may manifest as peritonitis, intra-abdominal abscesses or infections of the biliary tract. Skin and soft tissue infections can occur as a result of Enterococcus contamination of wounds or surgical incisions. Respiratory tract infections caused by Enterococcus are rare, but can occur in individuals with underlying lung disease or immunocompromising conditions.
Therefore, it is important to perform a thorough evaluation of the patient to determine the source and extent of Enterococcus infection, which may require a combination of diagnostic tests such as blood cultures, imaging studies, and microbiological tests to identify the organism and determine the appropriate treatment.
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When a food handler can effectively remove soil from equipment using normal methods, the equipment is considered what?
Answer:
Cleanable
Explanation:
Cleanability refers to the ease with which microorganisms or particles can be removed from the equipment used in food production. To be cleanable the roughness of the machine being employed in production is not expected to exceed 0.8μm.
The Atomic Force Microscope is used to measure the surface roughness of machines. Cleanability is important as it ensures that the machines used in food production are safe.
When a food handler can effectively remove soil from an equipment by using normal methods, the equipment is considered to be; Corrosion Resistant.
The soil referred to her would be dirt because we are talking about a food handler.
Now, if the food handler is finding it difficult to remove dirt from the equipment by using normal/regular methods, it means that the soil/dirt has succeeded in having some kind of chemical reaction with that equipment.If that is the case, then it means the equipment is undergoing corrosion because corrosion is defined as the gradual destruction of a metal by chemical reaction with the environment.Since we have established that inability to use normal method denotes corrosion, then if he can use normal methods to remove the soil effectively, then the equipment is said to be corrosion resistant.Read more at; https://brainly.in/question/40223031
Letter to Government regarding Solutions to Fl ecologiral issues. Help me please I need to submit it before 12
To the government, a formal letter describing suggested solutions to ecological issues should be addressed.
Environmental and ecological issues are issues that affect the environment and its ecosystems. These problems frequently concern the interplay of human activities with the environment. It has negative impacts on the balance and efficiency of ecosystems. Environmental laws can be passed to resolve them.
A formal letter is a kind of written communication that follows a precise format and tone. It is typically used for official or professional purposes, such as in business, academia, government, or legal settings.
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What is the reactant (substrate) in the reaction above?
Select all that apply.
catalase
H 2 O 2
O 2
H 2 O
plsss somebody helppp
After considering the given data we conclude that the reactant or substrate in the concerning the reaction is hydrogen peroxide (H₂O₂), that is dismantled by the enzyme catalase into water (H₂O) and oxygen (O₂).
Now regarding the given question, catalase applies the property of catalyses and initiates the deterioration of hydrogen peroxide (H₂O₂) into water (H₂O) and oxygen (O₂). The substrate or reactant in this response is hydrogen peroxide (H₂O₂).
Catalase is considered a catalyst that boosts this response without being consumed by it.
Furthermore, when catalase places a connection with hydrogen peroxide, it detaches the H₂O₂ particles into water and oxygen gas. This type of behavior is significant in different natural cycles, specially with concerning against unsafe receptive oxygen species. Now following this explanation ,we can clearly state that the reactant or substrate in this response is hydrogen peroxide (H₂O₂).
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please someone help in this question
Answer:
I think it is inorganic
1. Environmental scientists have become concerned that Maryland's
precipitation is too far from neutral to be safe for healthy aquatic
ecosystems. What property of water would they test?
Answer:
pH
Explanation:
The pH of a solution refers to the acidity or alkalinity of the solution. The solubility of some ions that are dissolved in a water body depends on the pH of the water. Sudden changes in pH could lead to sudden precipitation of substances from the water.
Hence, Maryland's precipitation may be monitored by environmentalists if they can observe the pH of the water in the course of searching for the possible cause of the precipitation occurring in the water body.