You can think of the two ATP-producing processes as glycolysis, which is anaerobic, and then respiration, which is aerobic (the oxygen-requiring part).
Pyruvate enters the citric acid cycle under aerobic conditions and proceeds through oxidative phosphorylation, which results in the net synthesis of 32 ATP molecules. In anaerobic environments, anaerobic glycolysis converts pyruvate to lactate.
The production of two ATP molecules occurs during anaerobic respiration. ATP must constantly be produced during activity because it is difficult for the body to store it and what is stored is quickly depleted. In general, the body turns nutrients into energy in two main ways: aerobic digestion (with oxygen) respiration without oxygen (without oxygen).
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How does a Calorie on a food label relate to a calorie that is produced in cellular respiration?
Please explain thoroughly. I genuinely want to understand this topic & I’m so confused.
Answer:
Photosynthesis removes carbon dioxide from the atmosphere, and cellular respiration puts it back. Photosynthesis releases oxygen into the atmosphere, and cellular respiration uses oxygen to release energy from food. ... The Calorie used on food labels is equal to 1000 calories
Explanation:
I hope this helps:)
About 9000 years ago, two parents were surprised to discover their teenage daughters' ability to drink milk and not get sick like everyone else
Answer:
But around 8,000 years ago in what's now Turkey — just when humans were starting to milk newly domesticated cows, goats and sheep — mutations near the gene that produces the lactase enzyme started becoming more frequent. And around the same time, adult lactose
Explanation:
people started to build lactose tolerance
At resting membrane potential, why does a small amount of sodium leak into the cell instead of out?.
A small number of sodium leaks into the cell instead of out due to the electrochemical gradient favors the entry of sodium into the cell while it is at rest. In the cell, the negatively charged ions and molecules are drawn to the positively charged sodium ions.
At a typical resting membrane potential, potassium is carried into the cells while sodium is pushed away. This necessitates the sodium-potassium exchange pump, which functions by using ATP. Every two extracellular potassium ions will be exchanged for three intracellular sodium ions.
An ATP-driven pump (Na/K-ATPase) causes the passage of potassium ions into the cell and sodium ions out of the cell to restore the proper balance of ions. When various ions pass across the neuron membrane, action potentials are produced. Sodium channels first open as a result of the stimulation.
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what are PH, Pollutants, and factory usage, and what is their purpose??
In industrial settings, pH measurements and control are essential for multiple purposes. Manufacturing facilities may employ pH monitoring and adjustment systems to ensure optimal conditions for chemical reactions, enzymatic processes, and product quality.
In the context of factories, the handling and management of pollutants are of utmost importance. Industrial facilities aim to mitigate and control the release of harmful substances into the environment.
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Which stWhy is Pluto now called a dwarf planet?
Question 3 of 10
What is immigration?
O A. When animals die in an ecosystem
O B. When animals are born in an ecosystem
O C. When animals move into an ecosystem
O D. When animals leave an ecosystem
SUBM
Answer:
the answer to your question is is c.
Most membrane-enclosed
organelles, including the
nucleus, ER and Golgi, probably
originated from deep folds in
the
Answer: Plasma membrane
Explanation:
According to endosymbiont theory most of the membrane bound cell organelles like nucleus, Golgi bodies, and endoplasmic reticulum are originated from plasma membrane in the deep folds. This theory also suggests that chloroplast and mitochondria are originated from the bacterial cells or primitive prokaryotic cells. These are the organelles chiefly present in the eukaryotic cells. This theory suggests that primitive earth was supported by the bacteria.
ANSWER IF YOU SEE THIS ITS URGENTTT PLEASE ANSWER IF YOU KNOW THE ANSWER ITS A LEVEL BIOLOGY WILL MARK BRAINLIEST TO A GOOD ANSWER THAT EXPLAIN IT WELL!
Which of these chemical formulae represents a dissacharide? justify your answer
a.) C6H12O6
b.) C5H10O5
c.) C10H18O9
d.) C12H24O12
The chemical formula that represents a disaccharide is \(C_{12}H_{24}O_{12}\). The correct option is D.
What is a disaccharide?A disaccharide is a simple sugar that consists of 2 units of monosaccharides. The 2 monosaccharides are joined together by a glycosidic linkage.
The simplest monosaccharides have the chemical formula \(C_6H_{12}O_6\). Examples of these monosaccharides include glucose, fructose, and galactose.
This means that the ratio of C to H to O in monosaccharides is 1:2:1.
A disaccharide will have 2 units of monosaccharides. This means that the ratio of C to H to O would remain 1:2:1. The only chemical formula that fulfills this criterium is \(C_{12}H_{24}O_{12}\).
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Give several reasons why nutrition has become a national concern.
Answer: A healthy diet prevents malnutrition and protects from diseases like obesity, heart disease, diabetes, cancer and stroke. Today, many people's diets consist of more saturated fat, trans fats, sugars, and more sodium than fruits, vegetables and dietary fiber. Your body's health reflects what you put into it.
Identify the independent variable from the following hypothesis: If the temperature of the room is increased, then the assertiveness of the students will decrease.
Answer:
The temperature is the Independent Variable
Explanation:
2. Explaining Events Give possible explanations for the change in the thickness of the ozone layer in the years 1979-1983.
During the years 1979-1983, the ozone layer experienced a significant change in thickness. Several possible explanations for this change can be considered:
Natural Variability: The thickness of the ozone layer can vary naturally due to changes in atmospheric dynamics and the distribution of ozone-depleting substances. Natural factors such as variations in solar radiation, stratospheric temperature, and atmospheric circulation patterns may have influenced the ozone layer's thickness during this period.
Human Activities: The increase in human activities that release ozone-depleting substances could have played a role in the change. Prior to the implementation of international agreements like the Montreal Protocol in 1987, substances such as chlorofluorocarbons (CFCs) were widely used in various industries. These substances were known to contribute to ozone depletion, and their release into the atmosphere could have resulted in a decrease in ozone layer thickness.
Volcanic Activity: Volcanic eruptions release large quantities of gases and particles into the atmosphere. These volcanic emissions, including sulfur dioxide (SO2) and aerosols, can impact the ozone layer. If there were significant volcanic eruptions during the years 1979-1983, the resulting aerosols and chemical reactions could have contributed to changes in the thickness of the ozone layer.
Stratospheric Winds: The movement of stratospheric winds can influence the distribution of ozone. Changes in wind patterns during the years 1979-1983 may have caused variations in the thickness of the ozone layer by transporting ozone-depleting substances to different regions of the atmosphere.
It's important to note that a comprehensive analysis of scientific data and studies from that specific time period would be needed to provide a more precise explanation for the change in the ozone layer's thickness during 1979-1983.
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Match the number of the box to the term that goes into that box. Words to choose from Chloroplast, ATP, mitochondria, animals, photosynthesis, anaerobic respiration, plants, lactic acid fermentation, alcohol fermentation, glucose, cellular respiration, and aerobic fermentation. (It might be easier to go through this list by looking at the boxes first before selecting them in the answer columns.
The correct match of the number in the box with their terms is as follows:
Plantschloroplastphotosynthesisglucoseanimalscellular respiration aerobic respirationmitochondriaATPanaerobic respirationlactic acid fermentationalcoholic fermentationWhat is photosynthesis?Photosynthesis is the process whereby green plants synthesize their own food (a sugar called glucose) in the presence of sunlight.
Green plants capture sun's energy through this process in an organelle called chloroplast. Animals are heterotrophic organisms that feed on plants and perform the process of cellular respiration, which is how they synthesize energy molecule called ATP.
Cellular respiration is the process by which cells obtain chemical energy by the consumption of oxygen and the release of carbon dioxide.
In the presence of oxygen, aerobic respiration is undergone while anaerobic respiration is undergone in absence of oxygen.
Anaerobic respiration is called lactic acid fermentation in animals but it is called alcoholic fermentation in yeast - a fungus.
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2 Which substance, needed for protein synthesis, is carried into a leaf from the stem? A carbon dioxide B nitrate C oxygen D starch
The substance, needed for protein synthesis, that is carried into a leaf from the stem is nitrate. Nitrate is an essential nutrient that plants use to produce amino acids and proteins. It is a part of the nitrogen cycle and is used in chloroplasts to create essential proteins.Option B is correct
The process of protein synthesis takes place in chloroplasts of the leaves of plants where nitrogen, along with other elements, is utilized to produce proteins. Nitrogen, in the form of nitrate, is an essential element required by the plant for the synthesis of amino acids and proteins.
Plants obtain nitrate through the soil from the water they absorb through their roots. It is transported from the roots to the leaves through the xylem vessels, which form a continuous pipeline from the roots to the stem and leaves of the plant. The process of protein synthesis is important for the growth and development of plants.
It is essential for the production of enzymes, hormones, and structural components such as cell walls and membranes. Nitrate is, therefore, a critical substance for protein synthesis and the growth and development of plants. Option B is correct
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Select the correct image
Identify the molecule that is not a compound
H
H
H
N
H-SAT-H
H
H
O
H
H
Reset
Nex
Answer:
Explanation: . m
Answer:
m
Explanation:
Give the complementary DNA sequence from the following mRNA sequence UGGCUAAOCG
Answer:
ACCGAUU GC
Explanation:
not sure what the o is supposed to be but if its a c then a g goes in the space l left
What would meiosis look like if DNA replication did not occur before meiosis 1
Answer:
Because meiosis creates cells that are destined to become gametes (or reproductive cells), this reduction in chromosome number is critical — without it, the union of two gametes during fertilization would result in offspring with twice the normal number of chromosomes!
Explanation:
Select the products yielded by the passage of glucose through glycolysis and the Krebs cycle:
CO2
ATP
NADH
The products yielded by the passage of glucose through glycolysis and the Krebs cycle are:
CO2ATPNADHWhat are the products yielded by the passage of glucose through glycolysis and the Krebs cycle?The products yielded by the passage of glucose through glycolysis and the Krebs cycle are:
Glycolysis: 2 ATP molecules, 2 NADH molecules, and 2 pyruvate molecules
Krebs cycle: 2 ATP molecules, 6 NADH molecules, 2 FADH2 molecules, and 4 CO2 molecules
Therefore, the products yielded by the passage of glucose through glycolysis and the Krebs cycle are:
CO2, ATP, and NADH.
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Which part of the brain is represented by the highlighted area shown below? (5 points)
0 Cerebrum
Cerebellum
ОООО
O Medulla oblongata
Pons
Answer: Cerebellum
Explanation: I took the test
1. (a) A bench top centrifugation machine has 3000 rpm and has an arm length of 11 cm. Calculate the relative centrifugal force experienced by the analytes put in this type of a machine. [4] (b) (i) What do you understand by the term relative centrifugal force (RCF)?
The relative centrifugal force is 990,000. By adjusting the RCF in a centrifugation process, scientists can control the separation of analytes based on their desired outcome.
(a) To calculate the relative centrifugal force (RCF) experienced by the analytes in the centrifugation machine, we can use the following formula:
RCF = (1.12 × 10^-5) × r × (rpm)^2
where r is the arm length in centimeters and rpm is the revolutions per minute of the centrifuge.
Given that the arm length is 11 cm and the rpm is 3000, we can substitute these values into the formula:
RCF = (1.12 × 10^-5) × 11 × (3000)^2
Calculating this expression, we find that the relative centrifugal force experienced by the analytes is:
RCF = 11 × 9 × 10^4 = 990,000
Therefore, the relative centrifugal force is 990,000.
(b) (i) The term relative centrifugal force (RCF) is a measure of the gravitational force experienced by particles or analytes in a centrifuge. It quantifies the acceleration applied to the analytes during centrifugation and is expressed as a multiple of the acceleration due to gravity (g). RCF is used to determine the sedimentation rate and separation efficiency of particles based on their size, shape, and density. When a centrifuge rotates, the analytes experience a centrifugal force that pushes them away from the axis of rotation. This force causes the analytes to sediment or settle at different rates depending on their physical properties. RCF is directly proportional to the square of the rotational speed (rpm) and the radius (arm length) of the centrifuge. By adjusting the RCF in a centrifugation process, scientists can control the separation of analytes based on their desired outcome. Higher RCF values lead to faster and more efficient sedimentation, enabling the separation of particles with greater resolution. Understanding RCF is crucial in optimizing centrifugation protocols for various applications, including sample preparation, cell separation, and purification techniques in molecular biology, biochemistry, and clinical diagnostics.
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The presence of which type of intercellular connections between endothelial cells of brain capillaries results in the blood–brain barrier?.
solid waste is produced more in city than rural areas give reason
Answer:
there are more people per household and in general
Explanation:
Identify the terms used to describe the pathway responsible for the process of oxidative phosphorylation (check all that apply)
A. The glucose chain
B. The cytochrome chain
C. The respiratory chain
D. The nuclear chain
The terms used to describe the pathway responsible for the process of oxidative phosphorylation are the cytochrome chain and the respiratory chain. Thus, option B and C are correct choices.
The terms respiratory chain and the cytochrome chain can be used interchangeably, and they are both utilized to describe the complex process that takes place within the mitochondria. Oxidative phosphorylation, also known as OXPHOS, is an extremely important metabolic pathway that occurs in the mitochondria. During this process, energy is released and stored in the form of ATP, which is then used to power various cellular processes.
To start the oxidative phosphorylation process, electrons from NADH and FADH2 are transferred through the respiratory chain. This chain consists of a series of electron carriers that shuttle the electrons down the chain, resulting in the pumping of protons from the mitochondrial matrix to the intermembrane space. The cytochrome chain consists of cytochromes, which are heme-containing proteins that are used to facilitate electron transfer. Once the protons have been pumped across the inner membrane, they create an electrochemical gradient that drives the synthesis of ATP by the enzyme ATP synthase. This complex process is vital for the production of ATP, and it is a key component of cellular respiration.
Therefore, option B and C are correct answers.
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Questlon 3 of 10
2 Points
He roto la lámpara. Ahora la lámpara está
A. rota
B. rompiendo
C. rompe
D. roto
Answer:
A: Rota
Que tengas un gran día amigo
Can someone plz help me? :(
explain whether the white allele is harmful or beneficial in each population. use data from the table to support your answer.
what is the probability of survival of white phenotypes in each population?
The answers include the following:
The white allele is beneficial in population 1 and harmful in population 2.The probability of survival of white phenotypes in each population are 9/10 in population 1 and 0 in population 2.What is an Allele?This is referred to as a variation of the same sequence of nucleotides at the same place on a long DNA molecule.
The probability of survival of white phenotypes in each population are 9/10 in population 1 and 0 in population 2 which is calculated by using the generation 20.
90% white and 10% brown means probability = 90/100 = 9/10.
0% white and 100% brown means probability = 0 and the event won't occur in this type of scenario.
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The mineral magnetite is generally black or dark gray, with a metallic luster.
Which sample is most likely magnetite?
PLZ HELP ME ILL GIVE THIS APP 5 stars
The sample which is most likely a magnetite is the one which is black and has metallic lustre.
What is a Magnetite?This is an oxide of Iron which is highly magnetic and can also form a magnet under certain conditions in a magnetic field.
it has a grey-black color which is the color of the sample which should be chosen as a magnetite.
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endergonic and exergonic reactions are often coupled, with the energy released by the select answer reaction used to power the select answer reaction.
Endergonic and exergonic reactions are often coupled, with the energy released by the exergonic reaction used to power the endergonic reaction.
Endergonic reaction refers to a type of chemical reaction that requires an input of energy in order to proceed. In endergonic reactions, the energy of the products is higher than the energy of the reactants. Endergonic reactions are non-spontaneous and require the input of energy to overcome the activation energy.
Exergonic reactions refer to a type of chemical reaction that releases energy as the reaction proceeds. In exergonic reactions, the energy of the reactants is higher than the energy of the products. Exergonic reactions are spontaneous and do not require an input of energy to overcome the activation energy.
Coupled Reaction: Endergonic and exergonic reactions are often coupled together so that the energy released by the exergonic reaction can be used to power the endergonic reaction. The coupled reaction is a process in which two reactions are connected in such a way that the energy released by one reaction is used to drive the other. The exergonic reaction supplies the energy needed for the endergonic reaction to proceed. Examples of coupled reactions include the synthesis of ATP in cells, where an exergonic reaction powers an endergonic reaction.
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What element has the following electron distribution, 1s2 2s2 2p6 3s2 3p6?
will give brainliest
Answer:
The element is Argon
Why if marathon runners start too quickly are unlikely to finish the race
Answer:
The marathon runners likely will get too winded out!
Explanation:
A marathon is a long-distance dash (roughly 26.2 miles!) If you walked that distance at an average speed it will take roughly you 8 and a half hours. Think about it let's say the runners dashed the first 5-10 miles as fast as they can, just imagine how tired they would be. They might faint or something else that might make the runners have to stop running the marathon. If the runners ran the marathon at more of a jogging pace, it's less likely for them to faint making it more likely for the runners to finish the race!
Describe the phases of mitosis and meiosis that are similar. What happens in these phases?