energy is transferred along food chains from one stage to the next. which statement best explains how the energy is transferred? responses
Answers
From energy producers to energy consumers. The transfer of energy from producers to consumers is explained. All creatures in the food chain receive energy indirectly from producers like plants.
In food webs, energy is passed between organisms from producers to consumers. Organisms utilise the energy to accomplish challenging activities. The majority of the energy found in food webs comes from the sun and is turned (processed) into chemical energy by plants during the process of photosynthesis. Energy is given to customers, who then use it to make food. A food web demonstrates how energy is moved throughout an ecosystem. For instance, plants are given access to solar energy so they can transform it into chemical energy.
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Energy is transferred along food chains from one stage to the next. Which statement best explains how the energy is transferred?
Related Questions
Which statement is supported by the student's observations?
O The cell wall becomes permeable in an aqueous environment.
O The cell wall allows only water to be transported in and out of cells.
O The cell membrane restricts the movement of substances into the cell.
O The cell membrane allows the selective transport of substances in and out of cells
Answers
Answer: The cell membrane allows the selective transport of substances in and out of cells
Explanation:
__________ synthesize(s) carbohydrates and put(s) finishing touches on proteins synthesized at __________.
Answers
Golgi bodies synthesize(s) carbohydrates and put(s) finishing touches on proteins synthesized at rough endoplasmic reticulum.
What is an Organelle?These refers to the structures which are found in cells and are responsible for the various functions and metabolic reactions which goes on in them and examples include nucleus, vacuole etc.
There are different types of organelles such as rough endoplasmic reticulum which has ribosomes which is responsible for protein synthesis needed by the cells while the golgi bodies are responsible for the synthesis of carbohydrates.
This is therefore the reason why golgi bodies and rough endoplasmic reticulum were chosen respectively as the most appropriate choice.
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explain why i- mutations in the lac system are normally recessive to i , and why i are recessive to is mutations.
Answers
I - mutations in the lac system are normally recessive to me, and why I am recessive to is mutations is all lactose.
The I gene determines the synthesis of a repressor molecule, which blocks the expression of the lac operon and is inactivated by the inducer.
The I gene blocks the expression of the lac operon and directs the synthesis of repressor molecules that are inactivated by the inducer. The presence of the I+ repressor prevails over the absence of the I- repressor. Mutants do not respond to inducers.
Oc mutants are alterations in the operator's DNA sequence that affect the binding of the lac repressor. Therefore, the lac operon associated with the Operator cannot be disabled. They are cis (on the same strand) and dominant (cannot be switched off) because the operator only controls genes on the same strand of DNA.
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What does a medical assistant do?
Answers
Answer:
Medical assistants often take medical histories and record vital signs of patients. Medical assistants complete administrative and clinical tasks in the offices of physicians, hospitals, and other healthcare facilities. Their duties vary with the location, specialty, and size of the practice.
Explanation:
:]
Answer:
Medical assistants are UNLICSENSED caregivers that work in a doctors office. They can even work in hospitals, most the time they just help out doctors.
Explanation:
Have a great day and please mark brainliest!
Which element would most likely have an electron affinity measuring closest to zero?
Answers
Ar(Argon) have an electron affinity measuring closest to zero .
Answer:
Argon/ Ar
Explanation:
identify the product(s) in the following chemical reaction: 2H2O2 -> 2H2O + O2 2H202 and 02
2H20 and 02
C6H1206 and 02
2H202
Answers
Explanation:
In the reaction, hydrogen peroxide is broken down to form water and oxygen
Hydrogen perocode, which is on the left side of the arrow is the reactant, while water and oxygen on the right side of the arrow are the products.
Hence the answer is 2H2O and O2.
Ellis Engelsberg and his colleagues examined the regulation of genes taking part in the metabolism of arabinose, a sugar (E. Engelsberg et al. 1965. Journal of Bacteriology 90:946-957). Four structural genes encode enzymes that help metabolize arabinose (genes �
,
�
,
�
A,B,D, and �
E ). An additional sequence �
C is linked to genes �
,
�
A,B, and �
D. These are in the order �
−
�
−
�
D−A−B - C. Gene �
E is distant from the other genes. Engelsberg and his colleagues isolated mutations at the �
C sequence that affected the expression of structural genes �
,
�
,
�
A,B,D, and �
E. In one set of experiments, they created various genotypes at �
A and �
C and determined whether arabinose isomerase (the enzyme encoded by gene �
A ) was produced in the presence or absence of arabinose (the substrate of arabinose isomerase) by cells with these genotypes. Results from this experiment are shown in the following table, where a plus sign (
+
)
(+) indicates that the arabinose isomerase was synthesized and a minus sign (
−
)
(−) indicates that the enzyme was not synthesized.
Genotype Arabinose absent Arabir prese 1. �
+
�
+
−
+
2. �
−
�
+
−
−
3. �
−
�
+
/
�
+
−
+
�
−
4. �
�
�
−
/
�
−
+
+
�
+
+
Genotype 1. C +
A +
2. C −
A +
3. C −
A +
/C +
A −
4. C c
A −
/C −
A +
Arabinose absent
−
−
−
+
+
Arabir prese
+
−
+
+
a. On the basis of these results, is the �
C sequence an operator or a regulator gene? Explain your reasoning.
b. Do these experiments suggest that the arabinose operon is negatively or positively controlled? Explain your reasoning.
c. What type of mutation is �
c
C c
?
Answers
That Ellis Engelsberg and his colleagues studied the regulation of genes involved in arabinose metabolism in their 1965 research. Therefore, option (C) is correct.
In research, published in the Journal of Bacteriology, Engelsberg et al. focused on understanding the regulation of genes responsible for the metabolism of arabinose, a sugar. They identified four structural genes encoding enzymes that play a crucial role in breaking down arabinose.
These genes are essential for organisms like bacteria to utilize arabinose as an energy source. By examining these genes, the researchers gained valuable insights into the complex processes governing sugar metabolism in cells. Their work has since contributed to a better understanding of gene regulation and the metabolic pathways of sugars like arabinose.
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Which limiting factor would decrease the carrying capacity of an ecosystem if it was removed?a. forests b. sunlight c. predation d. migration
Answers
b. sunlight would decrease the carrying capacity of an ecosystem if it was removed
The most significant physical factors to which entities adapt in various ways are temperature, sunlight, soil, and water. It is possible to see population-level evolution, which is a crucial component of ecology.
The biotic and abiotic elements of the ecosystem have a direct impact on carrying capacity. The number of species in a population at its carrying capacity is the most that the ecosystem can support. The carrying capacity grows when the amount of food, habitat, water, and mates increases. These elements—also known as the limiting factors—determine the population's growth.
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Prove the Flood a written in Genei through the ue of cientific evidence - example, rock formation
Answers
Scientific evidence such as geology, geochronology, and paleontology contradicts the idea of a global flood as described in the bible.
Additionally, the lack of geological evidence for a massive flood event that would have been necessary to cover the entire earth casts further doubt on the idea.
While some may interpret certain rock formations as evidence of a flood, these interpretations are not supported by the scientific community and are considered to be more of a religious belief rather than a scientific conclusion.
Scientific evidence, including rock formations and the fossil record, does not support a worldwide flood as described in the Bible. The scientific community generally views the story of the flood as a myth or allegory, rather than a historical event.
Complete question:
Prove the Flood a written in Genei through the use of scientific evidence - for example, rock formation
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#1 The term biodiversity refers to
O habitat destruction and fragmentation
O the variety of living things on Earth
O the extinction of dinosaurs
O drugs and medicines coming from living things
Answers
(Biodiversity refers to every living thing, including plants, bacteria, animals, and humans.)
please helpppppp meeee
Answers
Answer:
what happened my friend is everything fine well 1 + 1 equals 2 got it?
the correct sequence of action for the classes of genes involved in early development of the d. melanogaster embryo is ...
Answers
The correct sequence of activities for the classes of genes involved in the early development of the d. melanogaster embryo is Maternal genes, then Segmentation genes, then Homeotic genes.
Due to the short lifespan of Drosophila, it is simple to develop a sizable population of individuals for genetic, biochemical, and molecular studies. Drosophila melanogaster is typically cultivated in the lab at 25 or 18°C (the latter mostly for maintaining stocks); we provide all timing for 25°C unless otherwise noted.
The maximum life span varies from 60 to 80 days depending on the culture conditions, and the generation time is around 10 days from fertilized egg to eclosed adult. The four stages of the holometabolous insect Drosophila's life cycle are embryo, larva, pupa, and adult.
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1. The cestodes or tapeworms have a complex life cycle in which____ are released and pass out of human host in feces. Intermediate host like farm animals become infected via contaminated food and-or water. Humans become host again by consuming ____.
A. proglottids; larvae in undecooked meat
B. fertilized eggs; mature worms in undercooked meat
C. larvae; mature worms in undercooked meat
D. Proglottiids; mature worms in undercooked meat
Answers
Tapeworms have a life cycle in which proglottids are released in feces, farm animals become infected by consuming contaminated food or water, and humans become hosts again by consuming undercooked meat containing larvae. The correct answer to the question is: A. proglottids; larvae in undercooked meat.
The cestodes, also known as tapeworms, have a complex life cycle. In this life cycle, proglottids or segments of the tapeworm are released from the human host and passed out in feces. These proglottids contain fertilized eggs. The intermediate host, such as farm animals, can become infected by ingesting contaminated food or water that contains these eggs. Once inside the intermediate host, the eggs develop into larvae.
Humans can become hosts again by consuming undercooked meat that contains the mature worms. When a person consumes the undercooked meat, the larvae from the meat will develop into mature worms inside their intestines, completing the life cycle of the tapeworm.
The proglottids, containing the fertilized eggs, are released from the human host and passed out in feces. The intermediate host, such as farm animals, become infected by consuming contaminated food or water that contains these proglottids. Humans become hosts again by consuming undercooked meat that contains the larvae. The larvae then develop into mature worms in the human intestines.
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The set of alleles an organism has for a particular trait is what ____
Answers
Answer:
i would help you with your work but i dont know how ro do it myself
Explanation:
im so sorry
When you have corona virus what is the main body system that is being affected? How does it affect other systems?
Answers
Sustancia formada por dos átomos de hidrógeno en la asados por uno de oxígeno
Answers
Answer:
El agua es una molécula simple, se produce cuando un par de átomos de hidrógeno y uno de oxígeno quedan atrapados juntos.
an onion (the part we eat) is not a root but an underground stem with fleshy leaves which is technically called a
Answers
An onion (the part we eat) is not a root but an underground stem with fleshy leaves which is technically called a tunicate bulb.
There are five main components in a genuine bulb. The basal plate, the main storage tissue, the tunic, the stem, the developing flower and leaf buds, the lateral buds, which develop into bulblets or offsets, the fleshy scales, the primary storage tissue, and the basal plate.
Tunicate bulbs and imbricate bulbs are the two types of true bulbs. The scales on a tunicate bulb are shielded by a tunic, which resembles paper and shields them from mechanical harm.
An example of tunicate bulbs.
Tulips, daffodils, hyacinths, grape hyacinths, and alliums are exemplary tunicate bulbs.
Numerous plants, like daffodils, create new bulbs all around the parent bulb. These bulbs, known as offsets, grow from buds inside the mother bulb's base and produce additional plants.
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I don’t know how to do this. Help me please
Answers
I GIVE BRAINLIEST
Help please
Answers
Answer:
19.00
Explanation:
the answer is d because in most periodic table the atomic mass is below
Answer:
19 (D)
Explanation:
It is the one with the 19 on the periodic table and it is atomic below it.
For photosynthesis in green plants, the electron donor for the light-dependent reaction is?
Answers
For photosynthesis in green plants, the electron donor for the light dependent reaction is water.
What are the events during light dependent reaction?During photosynthesis, the light dependent reactions occur in the thylakoids. The electrons are provided by the breakdown of water.Within the thylakoid membrane, chlorophyll captures energy from the sun in the form of photons and breakdown the water molecules producing energy in the form of ATP and NADPH.Chlorophyll pigment is present in both Photosystem I (PS I) and Photosystem II (PS II) which are also known as light harvesting complexes.Light reactions begin with the excitation of electron in chlorophyll of PS II by sunlight. This excited electron leaves the chlorophyll and travels via electron transport chain.To fill the void created by the loss of an electron, PS II drives an electron by splitting of water molecule.Learn more about light-dependent reaction here:
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Name the red pigment inside red blood cells that help to carry oxygen.
Name the large blood vessel that carries blood from heart to lungs
Using what you know about particle theory, explain how oxygen diffuses from an air sac into the blood
The walls of the air sacs and the capillaries are both very thin. Suggest how this helps gas exchange to take place quickly.
Answers
Answer:
Hemoglobin.pulmonary artery.
Explanation:
1. about hemoglobin.Hemoglobin is the protein inside red blood cells. It carries oxygen.
2. about pulmonary artery.The pulmonary artery is a big artery that comes from the heart. It splits into two main branches, and brings blood from the heart to the lungs. At the lungs, the blood picks up oxygen and drops off carbon dioxide. The blood then returns to the heart through the pulmonary veins.
3. There exist a concentration difference of carbon dioxide and oxygen inside the alveoli and capillaries due to which the diffusion of the two gases takes place. The carbon dioxide moves from the blood to the alveoli sac and the oxygen moves from the sacs to the blood.
In a food chain, with each feeding relationship, the energy transferred from one organism to another will
pls help asap-
Answers
Answer:
Explanation:
In an ecosystem, the sequential chain of eating and being eaten is called a food chain. It is this process which determines how energy moves from one organism to another within the system. In a food chain, energy is transferred from one organism to another.
Answer:
The correct answer is decrease.
Explanation:
Which of the following is not a stress response?
Rise in heartbeat rate
Higher blood pressure
Slower eye movement
Racing thoughts
Answers
Answer:
Which of the following is not a stress response?
Rise in heartbeat rate
Higher blood pressure
Slower eye movement (it's actually the opppsite)
Racing thoughts
Which of the following is a feature of the "tube-within-a-tube" body plan in most animal phyla?A) The outer tube consists of a hard exoskeleton.B) The outer tube consists of digestive organs.C) The mouth and anus form the ends of the inner tube.D) The two "tubes" are separated by tissue that comes from embryonic endoderm.
Answers
Answer: C-the mouth and anus form the ends of the inner tube.
Explanation:
A given skull has flaring zygomatics, shovel-shaped incisors, round orbits, and moderate nasal aperture width. The ancestry of this individual is likely ________________
Answers
Answer:
Asian or Native American
How would you explain the fact that after the demise of the cahokia no urban center of similar size and sophistication emerged to take its place?
Answers
Maintaining such a society requires a large and well-organized population,and after the demise of Cahokia, the population of the Mississippi Valley shrunk in an extreme manner which was why no no urban center of similar size and sophistication emerged to take its place.
What is Population?This is referred to the total number of people present in an area over a given period of time and is influenced by different factors such as employment opportunities etc.
Cahokia was known to be very sophisticated due to its large population who were well-organized. After the demise of Cahokia, the population of the Mississippi Valley shrunk drastically.
This was the reason why no center of similar size and sophistication emerged to take its place and is therefore the most appropriate choice.
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What are the three light-independent reactions?
Answers
fixation, reduction, and regeneration are the three light-independent reactions .
What are reactions ?
A chemical reaction is a process in which one or more substances are transformed into new substances with different chemical properties. Chemical reactions are a result of changes in the arrangement of atoms and molecules, and involve the breaking and formation of chemical bonds. The rate of a chemical reaction is determined by the chemical properties of the reactants and the conditions in which the reaction takes place.
There are many types of chemical reactions, including combination reactions, decomposition reactions, displacement reactions, and redox reactions. In a combination reaction, two or more substances combine to form a new compound, while in a decomposition reaction, a single compound breaks down into simpler substances. A displacement reaction involves the exchange of ions between two substances, while a redox reaction involves a transfer of electrons between species.
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Calculate the doubling time for
India with its growth rate of 1.13%.
Doubling time = 70/growth rate
A. 0.619 years
B. 619 years
C. 61.9 years
Answers
The doubling time for India at 1.13 growth rate is 0.619years
What is doubling time?The doubling time is the time it takes for a population to double in size/value. It is applied to population growth, inflation, resource extraction, consumption of goods, compound interest, and many other things that tend to grow over time.
Doubling time is given as 70/ percentage growth rate. The percentage growth rate is 1.13%.
Therefore the doubling time will be calculated as
doubling time = 70/1.13
doubling time= 0.619 years
therefore the doubling time for India is 0.619 years at a growth rate of 1.13%
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Which statement correctly explains how vesicle works with the cell membrane
Answers
Answer:
Vesicles receive enzymes from the chloroplast where the vesicle then travels to the cell membrane to be released out of the cell.
Explanation:
hope that helps
What are the raw materials needed for cellular respiration?
A. carbon dioxide and glucose
B. water and carbon dioxide
C. sugar (glucose) and oxygen
Answers
Answer:
C. sugar (glucose) and oxygen
Explanation:
The sugar (glucose) and oxygen are the main raw materials involved in the cellular respiration process.