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Which organisms have cells that use mitochondria to release energy stored in food?
A: Self feeders
B: Neither self feeders nor other feeders'
C: Other feeders
D: Both
Answers
Answer:
A. self feeders
Explanation:
Adenosine triphosphate (ATP) uses mitochondria to release energy stored in food. Most autotrophs (self feeders) use energy from the sun during photosynthesis.
Related Questions
A population of 500 beetles is expected to grow at a rate of 70% per week. Which number is the best prediction of the population after 15 weeks?.
Answers
The best prediction of the population after 15 weeks will be 1,431,212 beetles.
What is the population growth ?The average annual rate of change in population size for a given country, region, or region over a given period. It represents the annual growth rate of the population as a percentage of the total population for that year, usually multiplied by 100.
Population growth is the increase in the number of people within a population or dispersed group.
To calculate total population:
The total number of beetles = 500
The rate of population increase = 70% per week
So, 70% of 500= 70/100 × 500
= 35000/100
= 350 per week.
This means there will be additional 350 beetles every week,
That is = 500 + 350 = 850 beetles
850/500 = 1.7 times the initial population
Therefore in 15 weeks = 500× 1.7¹⁵
= 500 × 2862.4231
= 1,431,212
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Does a common cold have a localized inflammatory response
Answers
In the common cold we can say that there is a localized inflammatory response as is focused on the airways, rarely gets to the bronchi or lungs, this happens when there are complications, even more, when complications occur, these are contained in the respiratory system.
The diagram below shows the two different ways that bacteriophages infect cells. label the two different types
Answers
The two different ways that bacteriophages infect cells are A Lytic Infection and B - Lysogenic infection.
How is this so ?Lytic Infection - In this type of infection,the bacteriophage attaches to the host bacterial cell, injects its genetic material (DNA or RNA) into the cell, takes over the cell's machinery, and replicates itself.
Lysogenic Infection - In this type of infection,the bacteriophage inserts its genetic material into the host cell's DNA.
The phage DNA becomes integrated into the bacterial genome and is passed on to daughter cells during cell division.
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this answer i need pls ill mark brainliest
Answers
All - growth, exchange of gases, excretion, reproduction, and death (option d).
All living organisms undergo various life processes to maintain their existence. Let's analyze each option to determine which life processes are carried out by an organism's cells:
A. Only growth and exchange of gases: While cells are involved in growth and exchange of gases, they also participate in other life processes. This option is incomplete.
B. Only growth, exchange of gases, and reproduction: Cells play a crucial role in reproduction as they are responsible for the production of gametes and the process of cell division. However, there are additional life processes that cells also undertake.
C. Only growth, exchange of gases, excretion, and reproduction: This option includes excretion in addition to growth, exchange of gases, and reproduction. Cells participate in excretion by eliminating waste materials. However, there is one more life process that cells experience.
D. All - growth, exchange of gases, excretion, reproduction, and death: This option encompasses all the mentioned life processes. Cells are involved in growth as they undergo cell division and increase in number. They exchange gases through processes like respiration. Cells excrete waste products. They participate in reproduction through the formation of gametes and cell division. Lastly, cells also experience death as they have a limited lifespan.
Therefore, the correct answer is D. All - growth, exchange of gases, excretion, reproduction, and death.
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Describe two releasers in humans, one involving a motor pattern and the other not.
Answers
The humans, releasers are stimuli that trigger innate behaviors or responses. This is an instinctive reaction to sudden loud noises or unexpected stimuli that involves the contraction of certain muscles.
The response is triggered by the amygdala, which is part of the brain's fear and emotion center. Another of a releaser in humans that does not involve a motor pattern is the recognition of facial expressions. Humans have an innate ability to recognize and interpret various facial expressions, such as happiness, sadness, anger, or fear. This is an important social cue that helps us understand and respond appropriately to others. This response is triggered by the visual cortex and certain areas of the brain that are involved in processing emotions. In summary, releasers in humans can involve motor patterns, such as the startle response, or non-motor patterns, such as the recognition of facial expressions. These innate responses are important for survival and social interactions and are triggered by specific stimuli in the environment. such as the neck muscles, in a reflexive manner.
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Directions
Somebody Wanted But So Then (Summarizing Strategy) - Mr. Cook's Corner
Use bullet points to fill in each section of the chart for the short story The Man to
Send Rain Clouds.
Read: "The Man to Send Rain Clouds" 5,6 minimum sentences
Somebody:
Wanted:
But:
So:
Then:
The reading: page 2,3 are the picture 1,4,5 are in the comments
Answers
The story The Man to Send Rain Clouds written by Leslie Marmon Silko is a short story about the culture and traditions of the Native Americans.
Here is the summary of the story using the strategy of Somebody Wanted But So Then: Somebody: A Native American community Wanted: To perform their traditional funeral rites for the dead member of their community, Teofilo But:
The Catholic priest in the village refused to allow them to perform the traditional rites for the dead man because he was a Christian. So: They decided to perform the Catholic rites for Teofilo but in their own way using their own traditions.
Then: The rain started to pour when Teofilo's body was being carried to the grave, and the community believed that Teofilo's spirit was finally happy and was sending them rain as a sign of his gratitude.
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compared to normal breathing, how are fev1 values affected by simulating airways obstruction?
Answers
FEV1 values are affected by airway obstruction by decreasing significantly. FEV1, or forced expiratory volume in 1 second, is the volume of air a person can exhale in 1 second.
When the airways become obstructed, this causes a decrease in the FEV1 value. This is because when the airways become narrowed, less air can be expelled in 1 second.
This decrease in FEV1 is usually accompanied by other symptoms, such as wheezing, shortness of breath, and coughing. These symptoms occur as a result of the obstruction, which can range from mild to severe. Mild obstruction results in a decrease in FEV1 of 10-20%, whereas severe obstruction results in a decrease in FEV1 of 30-50%.
In addition to the decrease in FEV1, other changes occur in the lungs when the airways become obstructed. This includes an increase in airway resistance, increased alveolar surface tension, and increased elastic recoil of the airways. All of these changes cause further difficulty for the patient in expelling air from the lungs.
When the airways become obstructed, there is a significant decrease in FEV1 values. This is due to the narrowing of the airways, which restricts the amount of air that can be expelled in 1 second. Other changes also occur in the lungs, such as increased airway resistance and alveolar surface tension, which further impair the patient’s ability to expel air.
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Which of the following represents the impacts of mining on human health?
I. Toxic chemicals can leak into drinking water.
II. Air pollution can lead to irritation of eyes, nose, and throat.
III. Heavy metal exposure can cause birth defects.
(A) III only
(B) I and II
(C) I and III
(D) I, II, and III
Answers
Answer: D
Explanation:
A garden pea, whose chromosome number is fourteen, has
chromosomes within the egg cell.
1. 16
2. 7
3. 14
Answers
Answer:
7
Explanation:
I had this is one of my assignment questions :}
how are fish adapted in water? write in points
Answers
Explanation:
. there gills help them to breath oxygen in water.
. there fins help them to move in water
Use your analyzing and interpreting skills, answer the question below using the information provided, remember, your response should be in a CER format.
Question provide evidence and reasoning to refute the claim below
Dolphins and sharks share a recent common ancestor.
Answers
Evidence: Sharks and dolphins are both aquatic creatures with streamlined bodies, fins, and tails in common with other species. However, the idea that dolphins and sharks have a recent shared ancestor is not proven by comparisons in physical traits alone.
Though sharks and dolphins have some physical similarities, there are truly many ways in which they differ. Sharks are fish that lay eggs, whereas dolphins are mammals that breathe air and give birth to live offspring.
Furthermore, research on DNA and fossil records has demonstrated that sharks and dolphins have developed independently for millions of years and do not have a recent common ancestor.
The claim that sharks and dolphins have a recent common ancestor is not supported by the data and logic provided. Although they have some physical similarities, they actually differ greatly in many crucial aspects and have been evolving separately for millions of years despite this.
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Next make at least four genetic matches of offspring by moving the chromosomes from a sperm and egg cells together to form a diploid offspring. in the table record The genotype and phenotype of each offspring as shown in the example.
Answers
Explanation:
A- represents gene for normal skin
a- represents a gene for albinism
Genotype Aa × As
Gametes A a A a
Gamete A a
A. AA Aa
a. Aa. aa
What is found at the center of a cell?
eukaryotes
molecule
nucleus
vacuoles
Answers
Answer:
The nucleus is found at the center of the cell.
Explanation:
the head of the humerus fits into the ________ of the scapula.
Answers
The joint most people picture as the shoulder is the glenohumeral joint. A shallow cup-shaped socket (glenoid) in the scapula and a ball (head) at the top of the humerus fit together to form the joint, allowing for a large range of motion.
What is Shoulder Anatomy?Scapula, which is the shoulder blade, clavicle, and humerus are the three bones that make up the shoulder (upper arm bone). The acromioclavicular joint, where the highest point of the scapula (acromion) meets the clavicle, and the glenohumeral joint allow the shoulder to move.The smooth, elastic cartilage that covers the surfaces of the bones where the ball and socket meet allows the joint to move freely and absorbs trauma.The shallow shoulder socket necessitates a reliance on the soft tissues around it to support the joint and keep the parts secured. In order to construct a protective capsule that is lined with a thin membrane known as the synovium, many of these soft tissues surround the joint.For the purpose of lubricating and cushioning the joint, the synovium secretes a fluid called synovial fluid.The labrum, a fibrous ring of cartilage that surrounds the glenoid, or shoulder socket, creates a deeper socket for the ball to stabilize the joint. The rotator cuff is a network of muscles and tendons that covers the top of the humerus, or upper arm bone, to hold it in place and allow the arm to rotate. The deltoid, the shoulder's largest and strongest muscle, gives the arm the strength to lift.the forearm may rotate and the elbow can bend thanks to the biceps muscle, which is attached to the biceps tendon that originates at the top of the shoulder socket.To Learn more About shoulder refer to:
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Why were reptiles better adapted than amphibians to life on land? Select all that apply. They had cutaneous respiration. They had thoracic breathing. They had watertight skin. The had amniotic eggs.
Answers
Reptiles were better adapted than amphibians to life on land mainly because they had watertight skin and amniotic eggs. These adaptations allowed reptiles to thrive in terrestrial environments, unlike amphibians who were more dependent on aquatic habitats. So, the first and last option is applicable.
Reptiles' watertight skin was a significant advantage, as it helped them retain moisture and prevent dehydration, which is essential for survival on land. In contrast, amphibians have permeable skin that allows water to pass through, making them more vulnerable to desiccation. Additionally, reptiles developed thoracic breathing, which is more efficient for respiration in terrestrial environments, while amphibians rely on cutaneous respiration that is less effective on land.
The amniotic egg is another crucial adaptation that helped reptiles conquer land. These eggs have a protective shell and specialized membranes, providing a self-contained environment for the embryo to develop without needing to be submerged in water. This allows reptiles to lay their eggs in various terrestrial habitats, increasing their chances of successful reproduction. On the other hand, amphibians' eggs lack these protective features and need to be laid in water or damp environments, limiting their distribution and adaptability to different ecosystems.
In conclusion, the watertight skin and amniotic eggs of reptiles, along with their thoracic breathing, enabled them to be better adapted to life on land compared to amphibians, who were more restricted by their cutaneous respiration and water-dependent reproduction.
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Where does the energy that powers the nitrogen cycle come from?
Answers
Answer:
When nitrogen is absorbed by the soil, different bacteria help it to change states so it can be absorbed by plants. Animals then get their nitrogen from the plants. Fixation - Fixation is the first step in the process of making nitrogen usable by plants. They absorb nitrates from the soil into their roots.
Explanation:
Answer:
When nitrogen is absorbed by the soil, different bacteria help it to change states so it can be absorbed by plants. Animals then get their nitrogen from the plants. Fixation - Fixation is the first step in the process of making nitrogen usable by plants. ... They absorb nitrates from the soil into their roots.
Explanation:
Is energy recycled?
Answers
Answer:
Energy is not recycled in ecosystems and each ecosystem requires a continuous input of energy to sustain it. There is some energy transformed at each level of the food chain or food web in an ecosystem. In an ecosystem, energy is frequently transformed from one form to another
If e. Coli is grown in a medium containing glucose and maltose in equal amounts, the gluose is broken down immediately followed by the maltose at a slower rate. This diauxic growth is an example of the use of:.
Answers
The use of multiple carbon sources in a sequential manner, where the cells first utilize the preferred carbon source (glucose) and then switch to the alternative carbon source (maltose) in a process known as diauxic growth.
To answer your question: If E. coli is grown in a medium containing glucose and maltose in equal amounts, the glucose is broken down immediately followed by the maltose at a slower rate. This diauxic growth is an example of the use of catabolite repression. Catabolite repression is a regulatory mechanism in which the presence of a preferred carbon source, such as glucose, inhibits the metabolism of other carbon sources like maltose. This allows the organism to prioritize the utilization of the more easily metabolized carbon source before switching to the secondary carbon source.
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Need help ASAP please!
Answers
Answer:
1. adenine
2. guanine
3. sugar
4. phosphate
5.. thymine
6 phosphate
7sugar
8. cytosine
9phosphate
10. nucleotide base pair
Explanation: use AT-AT's from star wars to remember the pairing or that C and G look similar
Scientists determined the total mass of DNA from a sample of animal cells. The masses of equal numbers of cells were taken during three different stages of the cell cycle. Stage I contains cells massed during G1 of the cell cycle.
Which statement best describes the cells during Stage II?
A.
The cells have replicated their DNA, but have not completed mitosis and cytokinesis.
B.
The cells have completed mitosis and cytokinesis without replicating their DNA.
C.
The cells have replicated their DNA and completed mitosis and cytokinesis.
D.
The cells have temporarily exited the cell cycle without replicating their DNA.
Answers
The cells have replicated their DNA, but have not completed mitosis and cytokinesis.
What is mitosis?
The mitotic process is broken down into stages that mark the end of one set of activity and the beginning of the next.Preprophase, prophase, prometaphase, metaphase, anaphase, and telophase are the stages that apply only to plant cells.Chromosomes that have already been duplicated condense and attach to spindle fibres during mitosis, which pulls one copy of each chromosome to each of the cell's two opposite sides.Two daughter nuclei with the same genetic makeup are the outcome. The remaining portion of the cell may then carry out further cytokinesis division to create two daughter cells.With live cell imaging, the distinct stages of mitosis may be seen in real time.To know more about mitosis, click the link given below:
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Worldwide, about twice as many people eat a plant-based diet as eat a meat-based diet. A plant-based diet requires fewer resources to produce. It takes 28 calories of fossil-fuel energy to produce 1 calorie of protein from meat. In contrast, it takes only 3.3 calories of fossil-fuel energy to produce 1 calorie of protein from grain. With the population continuing to increase, some people believe it may be necessary to give up meat-based diets to ensure that there are enough resources to produce food for all people.
Do you think that a plant-based or a meat-based diet is more nutritious, or are they both equally nutritious? Why does a plant-based diet require fewer resources to produce? Do you think people should eat less meat? Why or why not?
Answers
Answer:
I think that a plant diets and meat diets are equally nutritious. A plant-based diet requires fewer resources because if it was an animal the animal would need food and water every day, a plant needs water every couple days. I don't think people should eat less meat, because meat is good for you, meat helps you gain muscle mass, gives you stronger bones and hepls you gain protein.
Explanation:
hope this helps!
Individuals with high blood pressure are at a higher risk for:OOOOstrokeaneurismheart attackAll of these choices are correct.
Answers
High blood pressure can place increased pressure on the walls of the blood vessels inside the brain, increasing your chances of developing an aneurysm. Also, it forces the heart to work harder to pump blood to the rest of the body. This causes the lower left heart chamber (left ventricle) to thicken. A thickened left ventricle increases the risk of heart attack, heart failure and sudden cardiac death. Moreover, blood vessels damaged by high blood pressure can narrow, rupture or leak. High blood pressure can also cause blood clots to form in the arteries leading to the brain, blocking blood flow and potentially causing a stroke.
So the correct answer is: All of thees choices are correct.
according to the complete replacement model, anatomically modern homo sapiens first appeared in africa ?
Answers
According to the complete replacement model, anatomically modern Homo sapiens first appeared in Africa. This model posits that anatomically modern humans (AMH) evolved in Africa around 200,000 years ago and then spread out across the world, replacing all other human populations that had already been there.
The complete replacement model is also known as the Out of Africa model. Scientists have proposed various models of human evolution over the years. The complete replacement model is one such model. According to this model, anatomically modern Homo sapiens first appeared in Africa and then replaced all other hominid populations, including the Neanderthals and other archaic humans, through migration and interbreeding. The Out of Africa model posits that modern humans evolved in Africa around 200,000 years ago and then migrated out to other parts of the world, replacing all other human populations that had already been there.
This model is supported by a wealth of archaeological and genetic evidence that shows that modern humans share a common African ancestry. Genetic studies have revealed that the genetic diversity of modern human populations is highest in Africa, which supports the idea that modern humans first evolved there and then spread out across the world. The genetic evidence also suggests that modern humans migrated out of Africa in waves, with the first wave leaving around 60,000 years ago and then spreading to other parts of the world over the next few thousand years.
There are, however, some limitations to the complete replacement model. For example, it cannot account for the fact that some populations, such as the Neanderthals and other archaic humans, lived alongside anatomically modern humans for thousands of years before disappearing. This has led some scientists to propose alternative models of human evolution that include interbreeding between modern humans and other hominids.
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Explain the difference between homology and analogy using a wolf, a whale, and a shark:
Answers
Answer:
Explanation:
Analogy refers to traits or structures like body shapes, fins which evolved independently that are similar in organisms that are not related by the same common ancestor. For example dolphins and shark have similar body structures like fins but they are unrelated. Whale and shark too. Whales are mammals, sharks are fish.
Homology refers to traits or structures
posses by organisms that are related by common ancestors. Example wolf and whales.....they are both mammals.
Why can food chains
generally support no more
than 4 or 5 trophic levels?
O
A. Because energy is lost at every
level.
B. Because there are a set
number of niches in an
ecosystem that do not change.
C. Because there is not enough
room for so many organisms.
OD. None of these
Answers
Answer:
A. Because energy is lost at every level.
Explanation:
energy decreases as it travels from lower levels to upper levels--which is a logical observation you could make.
Think of it like this--if a fish eats a small organism, it will then spend some of the energy obtained from the organism swimming around--so when a larger fish eats our fish, the energy from the original organism will already be partially lost (from our fish swimming around).
This means that when this pattern continues over multiple levels, we keep losing energy--which limits the environment's capacity for organisms to survive.
Hope this helps, have a lovely day :)
some organisms in a population are more likely to survive and
reproduce. Which statement gives the best explanation for this fact?
Answers
Answer:
I belive your answer would be D. I am not 100% sure about this but It makes the most sense.
Explanation: Hope this helps and have an awesome day :)
Which of the following is NOT evidence to support evolution?
A.Fossils
B.DNA and protein similarities
C.Embryo similarities
D.Mutations
Answers
helppppppppppppppppp
Answers
Answer: Letter B
Explanation:
Glycolysis is the correct question!
---> Fermentation/Glycolysis
In the absence of oxygen, cells can undergo two sets of anaerobic metabolic pathways to produce energy: glycolysis and fermentation.
Glycolysis: Glycolysis is the first step in cellular respiration. It is an anaerobic process that takes place in the cytoplasm of the cell. During glycolysis, glucose is broken down into two molecules of pyruvate, which yields a net of two ATP molecules and two NADH molecules.
Fermentation: Fermentation is an anaerobic process that takes place when oxygen is not available for cellular respiration. In fermentation, pyruvate is converted into either lactic acid or ethanol, depending on the type of organism. This process regenerates the NAD+ required for glycolysis to continue, allowing for the continued production of ATP through glycolysis.
Overall, these two pathways allow cells to continue producing ATP even in the absence of oxygen. However, they are less efficient than aerobic respiration, which produces much more ATP per glucose molecule through the use of oxygen in the electron transport chain.
Compare You hold a 65*C cup of cocoa. Your hand is 37*C and the outside air is 6*C. Describe the flow of thermal energy.
Answers
If you hold a hot cup of cocoa is expected the heat flows from the cup to your hand and some of the heat will flow from your hand to the outside air.
How does heat flow?In general heat moves from hot objects to colder objects this process continues until both objects reach the same temperature in case all the objects involved are inanimate.
How will heat flow?In this situation, it is expected heat moves from the cup (hot object) to your hand, moreover, some of this heat will escape to the cold air.
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what is the basic building blocks of all living organisms.