What conclusion can Della draw about how the membrane of her model cell is similar to a the membrane of a living cell?
Answers
Answer:
In plants, carbon dioxide (CO2) enters the chloroplast through the stomata and diffuses into the stroma of the chloroplast—the site of the Calvin cycle reactions where sugar is synthesized. ... This type of reaction is called a reduction reaction, because it involves the gain of electrons.
Explanation:
Related Questions
6. What is cell transport?
Answers
Humans shared common ancestors with all of the other apes at one time before diverging to become their own species. with which of these groups of apes are humans most closely related?
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The great ape evolutionary tree ‘Hominidae’ (Great Ape) family includes humans, which are a member of the biological order known as primates. Humans also known as ‘Homo sapiens’ ancestors separated from the ancestors of other primates at different times. There are two perspectives on how closely connected to other monkeys we are: chronologically and genetically.
More than 98 percent of human DNA is genetically similar to that of chimpanzees, our closest relatives, and bonobos too. From this vantage point, chimpanzees and humans share a lot of similarities. However, certain genetic modifications are more significant than others. Humans 1-plus percent DNA variation resulted in important alterations.
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PLS HELP :"(
I dont think what I wrote down is correct just ignore it :")
Answers
Answer:
Facilitated diffusion and phosphate
Explanation:
For the second one, ATP stands for adenosine triphosphate, and ADP stands for adenosine diphosphate. "Tri" means three, so when ATP turns into ADP, it loses one phosphate.
Answer:
Facilitated diffusion & phosphate
give other person brainliest :)))
Explanation:
Imagine you want to identify some organisms in a local pond that you often visit. What key features about such organisms might you find in a dichotomous key? check all that apply.
Answers
The distinguishing characteristics of an organism that could appear in a dichotomous key are:
A. if it is mobile (is able to move)
C. If it has cilia
D. If it's green,
Using a dichotomous key, groupings of organisms are regularly split into two categories as a means of identification. More specific information about an organism's unique characteristics is disclosed with each successive division. The organism has been identified when it can no longer be distinguished from any other creature by the entirety of its chosen traits. It is ideal to employ immutable qualities, or characteristics that never change, when using a dichotomous key to identify specimens. However, size, coloration, and behavioural traits can all vary among individuals.
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Which of the following is an example of how the Paris Agreement will impact a country's response to climate chang?
Olt will allow more international travel between France and other countries
Ot will create the plans that countries must follow and hold leaders responsible
Okt will provide the funds to all nations so that the citizens of the country will not be taxed
Oft will push the country to take stronger actions in their nationally determined contributions
Answers
The following option is an example of how the Paris Agreement will impact a country's response to climate change:
It will push the country to take stronger actions in their nationally determined contributions.
The Paris Agreement is a global treaty that aims to combat climate change and limit global warming to well below 2 degrees Celsius above pre-industrial levels. One of the key aspects of the agreement is the concept of nationally determined contributions (NDCs). Each participating country is required to submit their own NDC, which outlines their specific climate goals, targets, and strategies for reducing greenhouse gas emissions.By pushing countries to take stronger actions in their NDCs, the Paris Agreement encourages nations to enhance their efforts in combating climate change. This can include setting more ambitious emission reduction targets, implementing policies and measures to transition to cleaner energy sources, promoting sustainable practices, and investing in renewable energy and climate resilience initiatives.The Paris Agreement serves as a global framework that holds countries accountable for their actions and encourages continuous improvement in their response to climate change. By urging countries to strengthen their nationally determined contributions, it fosters a collective and collaborative effort towards addressing the global climate crisis.For more such question on Climate change
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What percentage of the offspring are green , if you crossed a heterozygous pea plant with another heterozygous
pea plant?
50%
O 75%
O 25%
O 100%
Answers
Answer:100 percent
Explanation: This is because if both P plants are heterozygous both of them are caring an equal amount of genes hence they have and are 100% P plant heterozygous
Create an analogy for the following: An atom is to a molecule as _____ is to ____________.
Answers
Answer:
neutron is to nucleus
Explanation:
i dont know what exactly ur working on but this would be my answer.
hope this helped! sorry if it didnt.
When studying with a friend for a test, what key points about osmosis would you make sure you tell them? Check all that apply.
a. Osmosis refers to the movement of water along a concentration gradient
b. In osmosis, water moves to equalize solute concentrations on either side of the membrane
c. If osmosis occurs across a membrane, then diffusion is not occurring
d. The movement of water across a membrane can affect the turgor pressure of some cells
Answers
Osmosis is the process by which the movement of water occurs along the concentration gradient, hence options A, B, and D are correct.
What is osmosis?It is the process in which the movement of solvent occurs from a low concentration of solute to a high concentration of solute through a semipermeable membrane.
In osmosis, water moves to balance solute concentrations on either side of the membrane and it also affects the turgor pressure of some cells.
Therefore, water moves to balance solute concentrations, and the effect on the turgor pressure of some cells is observed during osmosis.
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bacterium x has acquired an f prime factor from bacterium y via conjugation. this means that a) bacterium x has acquired a gene or genes from the chromosome of bacterium y. b) bacterium x has undergone transduction. c) a small portion of bacterium y's chromosome now has a deletion. d) bacterium y is now an f- strain. e) two of the above are correct.
Answers
This indicated that genes or a gene from the chromosome of bacterium Y had been transferred to bacterium X. A little piece of the Ys chromosome has been deleted, and a F factor was present in the Ys chromosome before conjugation. Hence (b), (c) and (d) are correct option.
Bacteria X now possesses a plasmid. The two striking effects of genetic instability in bacteria—phase and antigenic variation and horizontal gene transfer—are examined in the final section. The persistence of plasmids as mobile genetic elements at an evolutionary scale is not well understood. Bacterial resistance is mostly brought on by the presence of ARGs. Through plasmid exchange at the gene level, pathogenic bacteria obtain ARGs.
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Final Answer:
B. Bacterium A converted urea to ammonia
F. Bacterium B does not produce urease
Explanation:
In the urease test, urea broth is used to detect the presence of the enzyme urease, which catalyzes the conversion of urea into ammonia and carbon dioxide. Based on the observations, we can make the following conclusions:
Bacterium A converted urea to ammonia, leading to an increase in pH of the medium. This is indicated by a color change in the urea broth from yellow to pink, which occurs as a result of the production of ammonia (alkaline product).
Bacterium B does not produce urease, as there is no color change in the urea broth. Urease-negative bacteria do not hydrolyze urea to produce ammonia, so the medium remains unchanged in color.
The urease test is a biochemical test commonly used in microbiology to differentiate between urease-positive and urease-negative bacteria based on their ability to hydrolyze urea. Urease-positive bacteria produce the enzyme urease, which breaks down urea into ammonia and carbon dioxide, leading to an increase in pH and a color change in the medium. Urease-negative bacteria do not produce urease and do not cause a pH increase or color change in the medium, allowing for the differentiation of these two groups of microorganisms.
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Human cells break down glucose to release the energy stored in its bonds. Which of these statements is false?
A. Large chains of glucose molecules can be broken apart to form other molecules.
B. Glucose can be assembled into larger molecules.
C. The atoms of glucose molecules can be combined with other elements to form different molecules.
D. Maltose is not useable if it is broken down further.
Answers
Maltose is useable if it is broken down further cause it provides energy or stored as glycogen. So the correct answer is option 'D'
What is Maltose?
Maltose which can be described as maltobiose or malt sugar, is an intermediate sugar form by the action of amylase catalyzed hydrolysis of starch which is a disaccharide, specially formed from two units of glucose bond with an α(1→4) bond. which when broken down further provides energy or stored as glycogen.
What is glycose?
Glycose can be said to be the simplest type of carbohydrate (carb), and a group of carbohydrates known as simple sugars (monosaccharides) which is the main type of sugar in the blood and is one of the major sources of energy for the body's cells.
What is glycose made up of?
Glucose is majorly made up of three elements which are
carbon, hydrogen and oxygen.learn more about glucose here;
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Which statement is true concerning gradualism? (1) Gradualism occurs when geologic and climatic conditions are stable. (2) Darwin thought evolution occurred this way. (3) This type of evolution may result in long periods of little change.
Answers
Answer:
the three statements are true
Explanation:
Gradualism refers to a scientific theory that states that the emergence of new life forms, especially at the species level, is due to gradual steps, instead of abrupt steps (conversely to the idea of catastrophism). Darwin's theory states that evolution is a gradual process, suggesting that extreme phenotypic changes are removed by natural selection. Thus, gradualism indicates that selection and variation are processes that occurr slowly, while conspicuous phenotypic changes observed among higher taxa are due to the accumulation of many small morphological variations over evolutionary time.
Which of these is true of Municipal Solid Waste?
Your answer:
O All MSW can safely be deposited into the ground.
OMSWS only include waste from residential homes.
O Overall waste has increased significantly over the years, but has stabilized per capita.
Recycling has decreased the amount of waste being produced.
O
Answers
Out of the options given, the correct statement about Municipal Solid Waste (MSW) is that overall waste has increased significantly over the years, but has stabilized per capita.
This means that although the total amount of waste generated has increased, the amount of waste generated per person has remained relatively constant.
This stabilization can be attributed to the increased awareness and adoption of waste reduction and recycling practices.
It is important to note that not all MSW can be safely deposited into the ground. This type of waste can include hazardous materials such as chemicals and electronics, which can pose a risk to the environment and human health if not properly disposed of.
Therefore, it is important to properly manage and dispose of MSW through methods such as recycling, composting, and safe landfill practices.
Additionally, MSW includes waste from both residential and commercial sources, not just from residential homes. Recycling efforts have indeed decreased the amount of waste being produced, but the impact of this reduction is limited as many items are still not easily recyclable and some communities lack proper recycling infrastructure.
Therefore, continued efforts to reduce waste and improve recycling practices are important to ensure sustainable management of MSW.
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Metals are useful in industry because they can be shaped without breaking. What is this property of metals called?
Answers
Answer:
malleable ................
Answer:
versatility ductility conductivity malleability
What was the purpose of using CRISPR in the Anopheles gambiae mosquitoes experiment?Group of answer choicesTo find a way to lower mosquito populations in the wild and get rid of malaria in the future.The purpose of this experiment was to create a new disease like malaria.To find a way to lower mosquito populations in the wild and increase cases of malaria in the future.To find a way to increase mosquito populations in the wild and get rid of malaria in the future.
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To find a way to lower mosquito populations in the wild and increase cases of malaria in the future the purpose of using CRISPR in the Anopheles gambiae mosquitoes experiment.
Why do humans get malaria?The malaria parasite, which is spread by infected mosquitoes, multiplies inside red blood cells after entering the human bloodstream. After a few days, these cells burst, infecting other red blood cells and resulting in symptoms such as a severe headache, nausea, vomiting, fever, and coma.
What causes malaria largely?A plasmodium-genus single-celled parasite, which causes malaria. Most frequently, mosquito bites are the means of parasite transmission to people.
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zooplankton Which organisms are tertiary consumers in this food web? Select all that apply. Submit putterfish clam rockskipper peacock flounder damselfish 11 hp rockskipper
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Answer:
Initially, national security was defined as the government's ability to protect its citizens from military attacks. Today, this definition also includes other non-military areas such as defense against crime and terrorism, economic security, environmental security, food security, energy security and cyber security.
que sistemas artificiales utiliza el hombre para recoger agua que sistemas existen de forma natural
Answers
Answer:
Haciendo almacenamiento y excavación en un área grande, mientras que los estanques son los sistemas utilizados para recolectar agua.
Explicación:
El sistema artificial que el hombre usa para recolectar agua es la construcción de un gran almacenamiento de concreto y la excavación de un gran terreno que recolecta agua de lluvia y puede ser utilizado por la gente para su uso diario, mientras que por otro lado, los estanques son el sistema natural donde el agua del la lluvia se acumula naturalmente. Esta agua es utilizada por la población que vive alrededor de ese estanque. Ambos sistemas proporcionan agua para el uso diario, como lavar, beber y cocinar, etc.
Which region of the Ig molecule interacts with the antigen? What makes the region suited for this purpose?
Answers
Answer and Explanation:
Immunoglobulins (Ig) are proteins that are composed of 4 polypeptidic chains: 2 heavy chains (H) and two light chains (L). They assemble in a structure with a 'Y' form. This structure has two regions: the Fab region and the Fc region.
The region of Ig which interacts with the antigen is the Fab region. That is possible because the Fab region presents variability in the amino acid sequence which determines the specific complementary shape with the antigen structure (like a lock and the key).
To insert a DNA segment into a plasmid, it is necessary to cut and stick the DNA molecules. Which enzymes are essential for this to happen?
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Answer:
Restriction enzymes and DNA ligase are often used to insert genes and other pieces of DNA into plasmids during DNA cloning.
which of the following statements about blood clotting is true? the first response to an injury is dilation of the damaged blood vessels. during the clotting response, platelets rapidly congregate in the interstitial fluid. fibrin is enzymatically converted to fibrinogen. threads of fibrin form a fibrin clot.
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The true statement about blood clotting is that threads of fibrin form a fibrin clot. When an injury occurs, the first response is actually constriction of the damaged blood vessels to reduce blood loss.
Platelets then aggregate and release chemicals to promote further clotting. Fibrinogen is actually enzymatically converted to fibrin during the clotting response, and it is the threads of fibrin that form the clot.
The true statement about blood clotting among the provided options is: threads of fibrin form a fibrin clot. This occurs during the coagulation process where fibrinogen, a soluble protein, is converted into insoluble fibrin strands, which help form a stable clot to prevent further bleeding.
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2. What would offering tax breaks for companies investing in clean energy do?
O A. It would allow companies to use more energy.
O B. It would push the industry to follow the public's preferences.
OC. It would remind an industry of its ecological footprint.
O D. It would tip the economic balance to make clean energy more profitable.
Answers
The correct option is D. It would tip the economic balance to make clean energy more profitable.
Tax equity: what is it?Project funding through the use of tax advantages and cash flow created by the project is provided by tax equity. Tax credits and deductions are included in these advantages. Equity taxes for solar energy plants would come from perks such.
What distinguishes investment credit from production credit?Production tax credits and investment tax credits differ significantly in that one continues to pay out depending on the quantity of a product generated, such as wind energy, while the other needs real money to be invested in order to benefit from the credit.
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If a city has an AQI value of 80, which group in the city would be affected based on the information in the table?
a) coal-burning factories
b) non-carpoolers
c) power plants
d) healthy individuals
e) susceptible persons
Answers
Answer:
E
Explanation:
susceptible persons
Which of the following is similar to cellulose because it is insoluble dietary fiber? inulin hemicellulose oligosaccharides. All of the above. hemicellulose.
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Hemicellulose is similar to cellulose because it is insoluble dietary fiber. Option B is correct.
Both cellulose and hemicellulose are complex polysaccharides that make up the structural components of plant cell walls. They are both insoluble dietary fibers, which means that they are not broken down by digestive enzymes and are not absorbed in the small intestine. Instead, they pass through the digestive tract largely intact, providing bulk and helping to regulate bowel movements.
Inulin and oligosaccharides are also dietary fibers, but they are soluble fibers that are fermented by gut bacteria in the large intestine. They have different chemical structures and properties compared to cellulose and hemicellulose, and are found in different types of foods.
Hence, B. is the correct option.
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--The given question is incomplete, the complete question is
"Which of the following is similar to cellulose because it is insoluble dietary fiber? A) inulin B) hemicellulose C) oligosaccharides. D) All of the above. "--
How does the size of gravity affect the thickness of the atmosphere you would expect on a planet?
Answers
Answer:
The thickness of a planet's atmosphere depends on the planet's gravity and the temperature of the atmosphere
Explanation:
does that help you???
The bubble model states that that the key processes that formed the chemicals needed for life took place within bubbles beneath the oceanís surface. What important role did bubbles play according to the bubble model? F. They provided protection from damaging ultraviolet radiation. G. They allowed the reactions to take place in the presence of oxygen. H. They kept the chemical products from ever entering Earthís atmosphere. I. They gave the activation energy needed for spontaneous chemical reactions.
Answers
The important role that bubble model pay is; They provided protection from damaging ultraviolet radiation. Option F
What is the function of the bubble model ?Based on information that has been provided about the bubble model, the key processes that formed the chemicals needed for life took place within bubbles beneath the ocean's surface as has been stated earlier.
Bubbles played an important role in the whole process because they offer protection from damaging ultraviolet radiation.
This protection allowed the necessary chemical reactions to occur, which eventually led to the formation of complex organic molecules and the origins of life.
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In animal cells, the primary organelle that generates molecules of ATP is theA.golgi body B.lysosome C.No answer is correct D.ribosome E.mitochondrion
Answers
In animal cells, the primary organelle that generates molecules of ATP is the mitochondrion, (option D) it is where cell respiration takes place.
The ribosomes are the responsible of protein synthesis.
Lysosomes's main function is to degrade waste thanks to enzymes inside them.
The golgi body or apparatus helps to process proteins and lipids, for example by sending them to the organelle where they make their function.
whats sex? BTW i am 15
Answers
Answer:
it is where two people who like each other do things. your 15 and dont know
Explanation:
The region inside the cell except for the nucleus
Answers
Answer:
cytoplasm
Explanation:
the cytoplasm is all of the material within a cell, enclosed by the cell membrane, except for the cell nucleus. The material inside the nucleus and contained within the nuclear membrane is termed the nucleoplasm.
The region inside the cell except for the nucleus is cytoplasm. Except for the cell nucleus, the whole contents of a cell that are protected by the cell membrane are known as the cytoplasm.
What is cytoplasm?The cytoplasm is a region in eukaryotic cells that is situated between the nuclear membrane and the plasma membrane.
Typically, the cytoplasm is split into two halves. Ectoplasm, the outermost area, is more viscous and is referred to as such. The endoplasm, which is found in the innermost part, is more fluid.
Except for the cell nucleus, the whole contents of a cell that are protected by the cell membrane are known as the cytoplasm. Nucleoplasm is the name for the substance that makes up the nucleus and is enclosed within the nuclear membrane.
Therefore, the area except for the nucleus in the cell is the cytoplasm, which is filled inside the cell.
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which of the following has the largest genome? group of answer choices human mitochondria obligate symbiont bacteria sars cov-2 free living bacteria japanese white birch cholorplast
Answers
Out of the given options, the Japanese White Birch has the largest genome.
To determine this, we can compare the approximate genome sizes of each option:
1. Human mitochondria: 16,569 base pairs (bp)
2. Obligate symbiont bacteria: varies, but is generally smaller than free-living bacteria (around 100,000 - 1 million bp)
3. SARS-CoV-2: 29,903 bp
4. Free-living bacteria: varies, generally around 1 - 10 million bp
5. Japanese White Birch: 1.71 gigabases (1,710,000,000 bp)
6. Chloroplast: approximately 120,000 - 160,000 bp
As you can see, the Japanese White Birch has a significantly larger genome compared to the other options.
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What is the source of embryos used for embryonic stem cell research? What would have been the outcome for these cells had they not been used for research? Why do some people consider this to be unethical while others do not?
Answers
A. Most embryonic stem cells are derived from embryos that develop from eggs that have been fertilized in in vitro procedure- the joining of a woman's egg and a man's sperm in a laboratory dish.
B. These embryonic stem cells would become test-tube babies or be used for scientific testing.
C. Some people consider this to be unethical because they regard this as a form of abortion, and it is against certain religious and cultural views, as well as personal beliefs. While some people consider it NOT unethical because they do not refer to this as a human. Because it does not have psychological, emotional, and physical properties that can be associated with a "being a person".
Use mathematics to calculate how much of the energy is left in the third trophic level? if each level in a food chain typically losses 90 percent of the energy it takes in and the producer level uses 1000 Kcal of energy.
Answers
Answer:
10 kcal.
Explanation:
The third trophic level receives 10 Kcal from the second trophic level while on the other hand, 90 Kcal energy releases in the atmosphere in the form of heat energy. The producers has 1000 Kcal energy from which only 100 Kcal is transferred to the primary consumer or second trophic level while the remaining 900 Kcal releases in the form of heat energy in the atmosphere and then only 10 Kcal energy is transferred to third trophic level while the remaining 90 Kcal releases in the atmosphere.