The fundamental niche of an organism describes the full range of environmental conditions and resources that an organism can potentially use for survival and reproduction.
Its realized niche, on the other hand, is the niche that an organism actually occupies in an environment. This may be a smaller subset of its fundamental niche due to competition from other organisms, environmental changes, or other factors.
The realized niche of an organism is determined by the resources available and the ability of the organism to successfully utilize these resources. As a result, the realized niche of an organism may be much different than its fundamental niche.
Competition between species can lead to the exclusion of certain species from a certain area, resulting in a change in the realized niche of that species. Environmental changes, such as the introduction of a new predator or a decrease in available resources, can also lead to a change in the realized niche.
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Sort the following list of organisms with respet to the kingdom they belong The Answer
Answer: animal, plant, fungi, protist and monera.
Explanation:
Living things are divided into five kingdoms: animal, plant, fungi, protist and monera.
How does Lophorina Superba ( paradise of birds ) circulate nutrients, waste and gasses?
Answer:
Lophorina Superba, circulates nutrients, waste, and gases through its circulatory system. Blood pumped by the heart carries oxygen and nutrients to the body's cells and removes waste products, such as carbon dioxide, through the lungs and kidneys.
What would be the most likely effect of a wildfire that burned a large area of a forest?
Microbial molecules detected by phagocytes are called
A. TLRs.
B. NODs.
C. prostaglandins.
D. leukotrienes.
E. PAMPs.
The correct answer to the question would be E option. Microbial molecules detected by phagocytes are called PAMPs.
The pathogen-associated molecular pattern (PAMP) is a microbial molecule that is recognized by cells of the innate immune system such as macrophages, dendritic cells, and phagocytes, leading to an inflammatory response. PAMPs are usually molecules that are absent in humans or are not present in humans in large amounts. These molecules are often important components of microbial cells and play an important role in the pathogenesis of infectious diseases.
The recognition of PAMPs by phagocytes is an important mechanism for the detection of pathogens and the initiation of an appropriate immune response. It allows the immune system to distinguish between self and non-self, enabling the rapid response to invading microorganisms. PAMPs provide a generalized mechanism for the immune system to detect a wide variety of pathogens, even those it has not encountered before, thus playing a crucial role in host defense against infectious diseases.
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although atp is the main energy currency in cells, other molecules, such as nad, play a central role in some metabolic pathways by transferring electrons. the oxidized form of nad is nad , and the reduced form is nadh. identify the components of nad and atp.
NAD (nicotinamide adenine dinucleotide) consists of a nicotinamide nucleotide and a ribose sugar and ATP (adenosine triphosphate) consists of adenosine and three phosphate groups.
NAD and ATP are two molecules that play essential roles in metabolic pathways.
NAD is composed of two components: a nicotinamide nucleotide and a ribose sugar molecule. The nicotinamide component contains adenine, which is a nitrogen-containing base, and nicotinamide, which is a form of vitamin B₃. The ribose component consists of five carbon atoms connected in a pentose ring structure. The structure of NAD also includes two phosphate groups.
ATP, on the other hand, is composed of adenosine and three phosphate groups. Adenosine is a nitrogen-containing base composed of an adenine molecule, a ribose sugar molecule, and a phosphate group. The three phosphate groups are attached to the ribose sugar, giving ATP its “triphosphate” name.
NAD is involved in a wide range of reactions, transferring electrons from one molecule to another. The oxidation of NAD results in NAD⁺, which is then reduced back to NADH. On the other hand, ATP serves as the main energy currency of the cell. It is released when the bonds between its phosphate groups are broken, providing energy for metabolic processes.
In summary, NAD is composed of a nicotinamide nucleotide and a ribose sugar molecule, whereas ATP is composed of adenosine and three phosphate groups. NAD transfers electrons, while ATP serves as the main energy currency in cells.
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Meioi I i _____________________ diviion which produce two ______________________. Cytokinei between Meioi I and Meioi II form _______________ cell each with a __________________ number of chromoome. Meioi II i ______________________ diviion which produce _______________ nuclei in _____________________ cell for a total of __________________ nuclei. Cytokinei after Meioi II form _____________________ cell each containing a _____________________ number of chromoome
Meiosis I is a nuclear division that results in the creation of two nuclei. Meiosis I and Meiosis II cytokinesis result in the formation of TWO cells, each with a HAPLOID number of chromosomes.
Meiosis is a two-stage process in which the number of cells doubles but the number of chromosomes does not. Meiosis I is the initial division. As a result, each cell has half as many chromosomes. Meiosis II is the second division; unlike mitosis, it does not result in a reduction in the number of chromosomes.
Cytokinesis between Meiosis I and Meiosis II forms TWO cells each with a HAPLOID number of chromosomes.
The cells go through cytokinesis, the nuclear envelope forms, and the nucleoli reappear. Each cell with 46 chromatids divides into two cells with 23 chromosomes during meiosis II.
Meiosis II is NUCLEAR division which produces TWO nuclei in TWO cells for a total of FOUR nuclei.
The development of four daughter cells, each with four nuclei, marks the conclusion of meiosis II. Additionally, each of the four chromosomes has a haploid set, which means that they each contain 23 chromosomes.
Nuclear division during meiosis II results in the production of TWO nuclei in TWO cells, for a total of FOUR nuclei.
The development of four daughter cells, each with four nuclei, marks the conclusion of meiosis II. Additionally, each of the four chromosomes has a haploid set, which means that they each contain 23 chromosomes.
Cytokinesis after Meiosis II forms FOUR cells each containing a HAPLOID number of chromosomes.
The cells go through cytokinesis, the nuclear envelope forms, and the nucleoli reemerge. Each cell with 46 chromatids divides into two cells during meiosis II, each of which has 23 chromosomes.
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Which of the two kingdoms of bacteria are more similar to humans?
https://www.biology-pages.info/A/Archaea.html
Archaebacteria and eubacteria. Eubacteria are more common on earth while the archeabacteria are not despite their existence in harsh environment they have been found in human digestive system in the gut
kingdoms of bacteria are more similar to humans are archaebacteria and both are in symbiotic association as well. Kingdom archaebacteria both are the descendants species.
What is archaebacteria ?The bacteria which are the species which developed differently from the group of blue green algae and totally evolved differently.
Archaebacteria are the species with tRNA and absence of cell walls. These are the species with the extreme adaptations.
Halophiles are the species which are present in the salty areas, methanogens present in the marshy areas, thermophiles present in the most hot temperatures.
The kind of adaptation shows the extreme advancements along with the special structures present for the survival.
Archaebacteria are in symbiotic association where these show the relation between human gut and these are present in the intestinal areas of human body.
Therefore both are descendants and thus very similar to each other along with the symbiotic association to each other.
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what is muscles in leg?
The quadriceps, hamstrings, adductors in the upper leg or thigh, and calves in the lower legs are the major muscular groups in the legs. These muscle groups are composed of numerous smaller muscles, and there are other stabilizing muscles that are not included in these groups.
Your upper and lower legs contain a variety of muscles. These muscles work together to allow you to walk, run, jump, stand on your toes, and flex your feet (lift your toes up toward your knee). Your leg muscles collaborate with your bones, tendons, and ligaments to help you move and stabilize your body.
Muscle strains (tears or overstretching of a muscle) in the legs are common injuries. They are frequently caused by excessive exertion or overuse. The term "legacy" refers to the process of collecting and preserving physical evidence. You can keep your leg muscles operating properly by keeping a healthy weight and focusing on general health.
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A population of frogs in a pond is growing under natural conditions with limited resources. As the frog population increases in size, how will population density affect its growth rate?
Population density will Decline and population increase will eventually rise.
How can the ecosystem in which populations live affect the size of the population?In an ecosystem, the folk of a species will rise until reaches the carrying capacity.
Then the denizens size remains fairly the exact. If abiotic or biotic factors alter, the carrying capacity alter as well. Natural tragedies can shatter resources in an ecosystem.
Thus,Decline and population increase will eventually rise.
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Question:
A population of frogs in a pond is growing under natural conditions with limited resources.
As the frog population increases in size, how will population density affect its growth rate?
Answer: CORRECT (SELECTED)
Population density will increase and the rate of population growth will eventually slow.
Explanation:
The relationship between population growth and population density is proportional, so density increases as population growth increases. However, growth will eventually slow as a population reaches its carrying capacity.
In the laboratory, students pressed hulled, raw sunflower seeds between
two pieces of paper cut from a brown lunch bag. Oily dark spots
appeared on the paper. The test confirmed the presence of which
biological macromolecule in the sunflower seeds? *
O Carbohydrate
Lipid
Nucleic acid
Protein
Answer:protein
Explanation:
Numerous amino acids with positively charged amino groups in their side chains make up proteins, hence option D is correct.
What is Protein?Nitrogen atoms are present in these amino groups, large, intricate molecules known as proteins that serve a variety of vital functions in the body.
They are crucial for the construction, operation, and control of the body's tissues and organs and carry out the majority of their job inside cells.
Pre-translational activities such as protein folding, modifications, and proteolysis are often included together with transcription, translation, and post-translational events.
In order for your body to repair damaged cells and create new ones, you need protein in your diet. Children, teenagers, and expectant women all need protein for healthy growth and development.
Therefore, oily dark spots appeared on the paper the test confirmed the presence of Protein.
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Apossible explanation of or answer to a scientific question that is based on prior knowledge or research and is testable is called a
O law.
O hypothesis.
O theory.
O experiment.
Answer:
The correct answer is hypothesis.
Explanation:
The hypothesis can be defined as a provisional prediction or explanation (as long as it is not tested) of the relationship between 2 or more variables. Thus, the problem-question precedes the hypothesis-answer which, in turn, derives from the objective (s) of the research.The hypothesis, as a formulation that raises a presumed relationship, can be expressed in the form of a proposition, conjecture , assumption, idea or argument that is temporarily accepted to explain certain facts.
What is a Cytoplasm?
answer choices
a. The region of the cell between the cell membrane and the nucleus
b. A network of long protein strands in the cytosol that helps support the cell
c. A cell that contains a nucleus and membrane bound organelles
d. A system of membranes that modifies and packages proteins for export by the cell
Cytoplasm is a system of membranes that modifies and packages proteins for export by the cell. Option d is correct.
The cytoplasm, which is found in eukaryotic cells between the nucleus and the cell membrane, is the main part of the protoplasm. All of the organelles are present. In eukaryotic cells, the cytoplasm is found between the nuclear membrane and cell membrane, whereas in prokaryotic cells, the cytoplasm occupies the entire space enclosed by the cell membrane.
The cytosol, a gelatinous liquid, makes up the cytoplasm of both eukaryote and prokaryote cells. Cytoplasm. consists of the parts of the cell that lie between the nucleus and the plasma membrane. It serves as the primary location for the majority of cell activity. Option d is correct.
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what is natural selection? in your own word
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What is natural selection? in your own word
\(\small\color{purple}{\mathbb{ANSWER:}}\)
______________________________________
Natural selection is the differential survival and reproduction of individuals due to differences in phenotype.Natural selection is a mechanism of evolution.______________________________________
Hope it helps!!Help.. Psychological drug dependence means that
a. the body cannot function properly without a drug
b. a person has an emotional need for a drug
c. a person will become mentally ill from a drug
d. withdrawal will occur when the drug is stopped
Answer:
b. a person has an emotional need for a drug
Explain boyles law pleaseeee helppp
Answer:
Explanation:
Boyle’s law is a gas law which states that the pressure exerted by a gas (of a given mass, kept at a constant temperature) is inversely proportional to the volume occupied by it. In other words, the pressure and volume of a gas are inversely proportional to each other as long as the temperature and the quantity of gas are kept constant. Boyle’s law was put forward by the Anglo-Irish chemist Robert Boyle in the year 1662.
Answer: boyles law .
called Mariotte’s law, a relation concerning the compression and expansion of a gas at constant temperature. This empirical relation, formulated by the physicist Robert Boyle in 1662, states that the pressure (p) of a given quantity of gas varies inversely with its volume (v) at constant temperature; i.e., in equation form, pv = k, a constant. The relationship was also discovered by the French physicist
Explanation:
Straw is an agricultural byproduct consisting of the dry stalks of cereal plants after the grain and chaff have been removed. It makes up about half of the yield of cereal crops such as barley, oats, rice, rye and wheat. It has a number of different uses, including fuel, livestock bedding and fodder, thatching and basket making
How would the supply of straw be affected by an increase in the price of wheat?
A) Movement up and to the right on the supply curve
B) Movement down and to the left on the supply curve
C) Supply increases
D) Supply decreases
An increase in the price of wheat would lead to a decrease in the supply of straw. This is because farmers would allocate fewer resources to the cultivation of other cereal crops, reducing the production of straw as a byproduct. Therefore, the correct answer is D) Supply decreases.
An increase in the price of wheat would affect the supply of straw by decreasing it. When the price of wheat rises, farmers have a greater incentive to allocate more resources towards growing wheat rather than other crops. Since straw is a byproduct of cereal crops like barley, oats, rice, rye, and wheat, an increase in the price of wheat would lead farmers to focus more on producing wheat, reducing the production of other cereal crops.
As a result, the supply of straw would decrease because farmers are allocating fewer resources to the cultivation of crops that generate straw as a byproduct. This decrease in supply would be represented by a movement down and to the left on the supply curve, as less straw would be available at each price level.
To illustrate this, consider a hypothetical scenario where the price of wheat increases. Farmers, motivated by higher profits, would shift their production towards growing more wheat. This would result in less land, labor, and resources being allocated to other cereal crops, ultimately reducing the overall production of straw. Consequently, the supply curve for straw would shift to the left, indicating a decrease in the quantity of straw supplied at each price level.
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The USA ha about 100 million houehold. Aume each houehold recycled 500 g of aluminum per month,
Step 1. How much aluminum overall (all of the USA) would be aved per year ?
Step 2. Convert your anwer into metric tonne (1 tonne= 1,000 kg= 1 x 106 g)
Ue only exponential notation and how your calculation
According to the research, "the current 2021 U.S. plastic recycling rate is anticipated to be between 5% and 6%. A recycling rate of 32. 1% was achieved with respect to the 94 million tonnes of MSW that were recycled and composted.
The true rate of plastic recycling in the United States may even be lower when additional losses that aren't monitored are taken into account, such as plastic waste that is collected for 'recycling' but is actually burned. Municipal solid waste (MSW) recycling rate is defined in proposed Section 11505(4) as "the quantity of MSW recycled and composted divided by the total amount of MSW recycled, composted, landfilled, or incinerated. The recycling rate excludes material that is reused, avoided, or used to generate energy.
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I REALLY NEED HELP ASAP. PLEASE BE SERIOUS AND SO NOT JUST TAKE THE POINTS. I WORKED HARD FOR THEM AND FOR ONCE I HAVE A QUESTION. PLEASR ANSWER!
Answer:
1-pacific plate
2-south America plate
3-nouth America plate
4-eurasian plate
8-juan de fuca plate
11- Caribbean plate
14-philipine plate
Explanation:
What is thought to have caused the extinction at the end of the Cretaceous period
Answer:
To answer your question the most common belief of the mass extinction of the Cretaceous period was due to an asteroid impact.
Explanation:
Describe the use of enzyme for testing glucose in the urine of diabetics
Answer:
If too much glucose gets into the blood, the extra glucose will be eliminated through your urine. A urine glucose test can be used to help determine if blood glucose levels are too high, which may be a sign of diabetes.
(iv) Plants, like all living organisms, need to excrete waste products. Explain how the excretory product of photosynthesis is removed from leaf.
Plants eliminate waste products generated during photosynthesis through a process called transpiration. The primary waste product of photosynthesis is oxygen, and it is removed from the leaf through small openings called stomata.
During photosynthesis, plants absorb carbon dioxide and release oxygen as a byproduct. Oxygen molecules diffuse out of the leaf cells and accumulate in the intercellular spaces within the leaf.
From there, oxygen moves into the stomata, which are tiny pores on the surface of leaves. Stomata are open and close to regulate gas exchange and water loss. When the stomata are open, oxygen is released into the surrounding atmosphere through diffusion, effectively removing it as a waste product.
Transpiration, the process by which water vapor evaporates from the leaf's surface, also helps in the removal of waste products. As water evaporates from the leaf through the stomata, it carries away any dissolved gases, including oxygen.
This process ensures that waste products of photosynthesis are efficiently eliminated from the leaf and allows for the exchange of gases necessary for plant respiration.
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Photosynthesis is dependent on-
A :the nitrogen cycle
B: ammonia
C: the seasonal cycle
D: the carbon cycle
Answer:
The correct answer is - carbon cycle.
Explanation:
During the photosynthesis process, all plants consumed carbon dioxide from the atmosphere and sunlight to generate or produce glucose a biological fuel required for building structural components and produce energy. It forms the foundation of the carbon cycle.
Consumption of carbon dioxide is part of the carbon cycle. These biological fuels used in another process called cellular respiration that releases carbon dioxide into the atmosphere. Thus, the carbon cycle and photosynthesis both are interdependent.
4. Describe Lamarckian and Darwinian ideas about Evolution, and highlight the key differences between them. 5 marks
Lamarckian and Darwinian ideas about evolution differ in their explanations for how species change over time. Lamarckism proposes that acquired characteristics can be inherited, while Darwinism emphasizes natural selection and variation as driving forces of evolution.
Lamarckian and Darwinian ideas about evolution have fundamental differences in their explanations:
Lamarckism, proposed by Jean-Baptiste Lamarck, suggests that acquired characteristics during an organism's lifetime can be passed on to the next generation. Lamarck argued that organisms change in response to their environment and these changes are then inherited. For example, if a giraffe stretched its neck to reach higher leaves, its offspring would inherit a longer neck.
On the other hand, Darwinism, formulated by Charles Darwin, centers around natural selection and variation. Darwin proposed that organisms with favorable traits are more likely to survive and reproduce, passing those advantageous traits to subsequent generations. This process, known as "survival of the fittest," leads to the gradual accumulation of beneficial traits in a population over time.
The key differences between Lamarckism and Darwinism are:
1. Inheritance of acquired characteristics: Lamarckism suggests it is possible, while Darwinism rejects this idea.
2. Mechanism of change: Lamarckism proposes that organisms change in response to the environment, while Darwinism emphasizes natural selection acting on variations already present in a population.
3. Timescale: Lamarckism implies rapid and continuous change, while Darwinism allows for gradual and cumulative changes over long periods of time.
In summary, Lamarckian evolution focuses on the inheritance of acquired characteristics, while Darwinian evolution emphasizes natural selection and the accumulation of beneficial variations over time. Darwin's theory of evolution by natural selection is widely accepted and forms the basis of modern evolutionary biology.
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why is the smooth endoplasmic reticulum unable to synthesize proteins?
Answer:
Why is the smooth endoplasmic reticulum unable to synthesize proteins? No ribosomes are attached to its surface. The liver is involved in detoxification of many poisons and drugs. ... Large numbers of ribosomes are present in cells that specialize in producing which of the following molecules
Explanation:
What is a molecule made of and what is its molecular mass
Answer:
Molecular mass is a number equal to the sum of the atomic masses of the atoms in a molecule. The molecular mass gives the mass of a molecule relative to that of the 12C atom, which is taken to have a mass of 12
Explanation:
true or false do Ecosystems need energy.
Answer:
Yes
Explanation:
How are bacteria cells DIFFERENT from plants/animal cells?
How are bacteria cells SIMILAR from plants/animal cells?
Answer:
Difference:Bacteria cells are very different from animal, plant or fungal cells. They don't have organelles such as nuclei, mitochondria or chloroplasts. Although they do have ribosomes and a cell wall, these are both different in structure to the ribosomes and cell walls in the cells above.
Similar:Plant cells and bacteria alike have cell walls, strong flexible layers surrounding their cell membranes that help to counteract osmotic pressure so the cell does not burst as water diffuses into it.
Explanation:
Hope this helps :) Can u plz mark me branliest
Answer:
Plant and animal cells are different in that plant cells have chloroplasts and rigid cell walls, while animal cells do not.
Explanation: Sample Response :)
Dark skin (a result of increased melanin production in equatorial peoples) is likely a response to ultraviolet (UV) radiation, because UV radiation can cause Group of answer choices skin cancer. hypothermia. rickets. hypoxia.
Answer:
skin cancer
Explanation:
because a human skin system is not evolved to handle the harsh conditions invoked by ultraviolet rays
The initial population of a bacteria colony is observed to be 500 bacteria. The population shows a growth rate of 50% per day, and the carrying capacity of the surrounding is estimated to be 2,000,000 bacteria. To the nearest whole number, find the population of bacteria after 15 days. A 165,822 bacteria B 622,707 bacteria C) 903,430 bacteria 2,000,000 bacteria
The population, to the nearest whole number, of bacteria after 15 days is approximately 4,769 bacteria, The correct option is E, None of the above.
To find the population of bacteria after 15 days, we can use the formula for exponential growth:
N = N₀ * \((1 + r)^t\)
Where: N = Final population after time t N₀ = Initial population r = Growth rate per time period t = Time period
Given: N₀ = 500 bacteria r = 50% per day (or 0.5) t = 15 days
Plugging in the values, we have:
N = 500 * \((1 + 0.5)^{15\)
Calculating this expression:
N = 500 * \((1.5)^{15\) N
= 500 * 9.537 N
= 4,768.5
Thus, the correct option is E, None of the above.
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The question is inappropriate; the correct question is:
The initial population of a bacterial colony is observed to be 500 bacteria. The population shows a growth rate of 50% per day, and the carrying capacity of the surrounding area is estimated to be 2,000,000 bacteria. To the nearest whole number, find the population of bacteria after 15 days.
A. 165,822 bacteria
B. 622,707 bacteria
C. 903,430 bacteria
D. 2,000,000 bacteria
E. None of the above
Which of the following statements describes a way in which bacteria differ from animals and plants?
A. Bacteria are not made of cells.
B. Bacteria do not reproduce.
C. Bacteria do not have specialized cells.
D. Bacteria do not maintain homeostasis.