Answer:
Antibodies! Found in your plasma which is the liquid part of your blood.
Why does a pollutant end up multiplied as it travels up the food chain from producers to consumers?
Answer:
This is due to bio magnification.
Explanation:
When there is a gradual increase in concentration toxins(pesticides) in the tissues of organisms progressively in the food chain,the term for describing this is called -bio magnification.
The progressive multiplication in the concentration of these toxins may be due to non-biodegradable nature of the toxins,which are absorbed into the tissues of mostly the producers from the environment faster than they could metabolized by the body.
.Therefore these could not be removed by the producers, during excretion and respiration,and hence build up progressively upwards in the consumers.
A typical example is the phytoplankton which absorb toxins from sea water and accumulate this in the body.The build could not be ,metabolize by the body system,and is transferred to the zooplankton along the food chains when they feed on the phytoplanktons- this is Bio magnification.How much sample must be used for a 10-fold (1/10)dilution to achieve a total of 5 ml?
To achieve a total of 5 ml with a 10-fold (1/10) dilution, you must use 0.5 ml of sample.
A 10-fold dilution means that you are diluting the sample by a factor of 10. This means that for every 1 part of sample, you will have 9 parts of diluent (such as water or buffer). The total volume of the dilution will be 10 parts, or 10 times the volume of the sample.
In this case, you want a total volume of 5 ml. To find the volume of sample you need, you can use the following equation:
total volume = sample volume x dilution factor
Rearranging the equation to solve for sample volume gives:
sample volume = total volume / dilution factor
Plugging in the values for total volume (5 ml) and dilution factor (10) gives:
sample volume = 5 ml / 10
sample volume = 0.5 ml
Therefore, you must use 0.5 ml of sample to achieve a total of 5 ml with a 10-fold dilution.
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Which result is most likely to occur due to orographic uplift?
tornado formation
development of hurricanes
cloud formation and precipitation
clear skies and fair weather
The most likely result to occur due to orographic uplift is cloud formation and precipitation.
The correct answer would be cloud formation and precipitation.
The most likely result to occur due to orographic uplift is cloud formation and precipitation. Orographic uplift refers to the lifting of air as it encounters a mountain or elevated terrain. As the air is forced to rise, it undergoes adiabatic cooling, which can lead to the condensation of water vapor and the formation of clouds.
When moist air encounters a mountain or any elevated obstacle, it is forced to rise along the windward side. As the air ascends, it cools adiabatically, meaning the temperature decreases as it expands due to decreasing atmospheric pressure. As the air cools, its ability to hold moisture decreases, leading to the condensation of water vapor and the formation of clouds. This process is known as orographic lifting, and it is responsible for the creation of clouds and subsequent precipitation on the windward side of the mountain.
The type of clouds that form due to orographic uplift depends on various factors such as temperature, humidity, and stability of the air. Examples of clouds that can form in this process include stratiform clouds (layered clouds) or cumuliform clouds (puffy, vertically-developed clouds). The presence of moisture in the air, combined with the lifting effect of the terrain, promotes the development of clouds and precipitation.
While orographic uplift can enhance atmospheric instability and contribute to localized weather patterns, it is not directly associated with tornado formation or the development of hurricanes. Tornadoes typically form within severe thunderstorms, while hurricanes are large-scale tropical cyclones that form over warm ocean waters. Clear skies and fair weather are less likely outcomes when encountering orographic uplift, as the lifting of air and subsequent cloud formation often result in increased atmospheric moisture and the potential for precipitation.
In summary, orographic uplift primarily leads to cloud formation and precipitation as moist air is forced to rise over mountains or elevated terrain. This process is responsible for the creation of clouds and can contribute to localized weather patterns and enhanced precipitation in the vicinity of the uplifted region.
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________ is the greenhouse gas that has had the most impact on climate change and it is released into the atmosphere by __________.A. CuSO4 (copper sulfate), miningB. SO2 (sulfur dioxide), burning fossil fuelsC. NO2 (nitrogen dioxide), deforestationD. CO2 (carbon dioxide), burning fossil fuels
Carbon dioxide is the main greenhouse gas emitted by human activities. Human activities include the burning of fossil fuels such as oil (gasoline) and coal. This gas is released into the atmosphere as complete combustion of fossil fuels is achieved.
We can conclude that the correct answer is:
Answer:D. CO2 (carbon dioxide), burning fossil fuels
HOW WE CAN SEPRATE HYDROGEN AND OXYGEN ?
Answer:
The process of water electrolysis can be used to separate hydrogen and oxygen.
Explanation:
Hope this was helpful, have a lblessed day.
Answer:
ElectrolysisSeparate Hydrogen and Oxygen From Water Through Electrolysis. Electrolysis a method of separating elements by pushing an electric current through a compound. It is used in various industrial applications such as removing copper from its ore. It is also used to separate hydrogen and oxygen from water.
Bone growth in which the bone increases in length is called _____ growth.
Bone growth in which the bone increases in length is called "longitudinal" or "interstitial" growth.
This type of growth occurs at the epiphyseal plates or growth plates, which Are found at the ends of long bones and are responsible for Lengthening The bone during development.
Longitudinal bone growth is the ossification of the bone that grows Lengthwise until they stop growing.
Growth in bones occurs in two ways either longitudinally or increase in The Width of bone size. This increase in the length size of the bone is referred As interstitial growth.
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Bone growth in which the bone increases in length is called longitudinal growth. This type of growth occurs at the growth plates, also known as epiphyseal plates, located near the ends of long bones.
During longitudinal growth, the growth plates are responsible for the lengthening of bones. The growth plates are composed of cartilage, and they allow the bone to continue growing until the individual reaches their full adult height.
Here's a step-by-step explanation of how longitudinal bone growth occurs:
1. Longitudinal growth begins at the growth plates, which are found near the ends of long bones, such as the femur (thigh bone) or tibia (shin bone).
2. The growth plates contain chondrocytes, which are specialized cells responsible for producing cartilage.
3. Chondrocytes divide and multiply, leading to the formation of new cartilage cells.
4. As the cartilage cells divide, they push the existing cartilage further away from the growth plate, lengthening the bone.
5. At the same time, osteoblasts, which are bone-forming cells, gradually replace the cartilage with bone tissue.
6. This process continues until the individual reaches skeletal maturity, at which point the growth plates close, and longitudinal bone growth stops.
It's important to note that bone growth also occurs in other directions, such as bone width or thickness, which is known as appositional growth. However, the specific type of growth mentioned in the question refers to longitudinal growth, where bones increase in length.
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tay-sachs disease is a human genetic abnormality that results in cells accumulating very large, complex, undigested lipids. which cellular organelle is likely to be defective in this condition?
a.the Golgi apparatus .
b. mitochondria .
c.the endoplasmic reticulum.
d. the lysosome.
The lysosome is likely to be defective in Tay-Sachs disease.
Lysosomes are organelles that contain digestive enzymes that break down various macromolecules, including lipids. In Tay-Sachs disease, there is a deficiency in a specific lysosomal enzyme called hexosaminidase A, which leads to the accumulation of lipids, specifically GM2 ganglioside, in the brain and nerve cells.
The accumulation of these lipids can lead to progressive damage of the nervous system, resulting in developmental and neurological problems. Therefore, option d, the lysosome, is the likely organelle to be defective in this condition.
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a protein that acts as a hormone is
Answer:
Insulin
I don't know how to explain it, sorry.
3. Which property of water is the result of hydrogen bonds?
Answer:
Water's high heat capacity is a property caused by hydrogen bonding among water molecules. When heat is absorbed, hydrogen bonds are broken and water molecules can move freely.
Answer:
"Water's high heat capacity is a property caused by hydrogen bonding among water molecules. When heat is absorbed, hydrogen bonds are broken and water molecules can move freely. When the temperature of water decreases, the hydrogen bonds are formed and release a considerable amount of energy."
Explanation:
https://courses.lumenlearning.com/boundless-biology/chapter/water/
In humans, brown eyes (B) are dominant over blue (b) : A brown-eyed man marries a blue- eyed woman and they have three children; two of whom are brown-eyed and one of whom is blue-eyed: (in this case do capitalize the appropriate letters to show the difference between dominant and recessive) If blue is recessive, what must the woman's genotype be? If that's her genotype; what kind(s) of gametes (eggs) can she produce? Ifthe man has brown eyes. but has blue_ eyed child what must his genotype be? If that's his genotype what kind(s) of gametes (sperm) can he produce? and What are the possible genotypes of the children? and
The woman's genotype is bb. The gametes which she can produce is Bb. Men's genotype is Bb. Gametes produce by men is Bb. Children genotypes are Bb, Bb, bb for three children.
The gene required here is that coding for eye variety in people. The allele for earthy colored eyes (B) is prevailing over that of blue eyes (b) for example earthy colored eyes allele (B) will cover the articulation blue eyes allele (b) in a heterozygous state.
A brown-looked at man is crossed with a blue-peered toward lady (bb). The lady will be homozygous passive since the latent quality must be communicated in a homologous state. They produce 2 brown-peered toward offsprings and 1 blue-looked at posterity.
Note that, for the one who have the prevailing characteristic (earthy colored eyes), he can either have a homozygous or heterozygous genotype. Since he created a latent phenotyped (blue eyes) posterity when crossed with a blue-looked at lady, it implies he gave a passive allele (b) which joined with that of the lady. Thus, the man has a heterozygous genotype (Bb).
Having known the man's genotype, a cross (see connected picture) among Bb and bb will create four potential children; 2 will be heterozygous brown-looked at (Bb) while the other two will be homozygous blue-peered toward (bb).
Since two of their kids were brown-peered toward, they will have a (Bb) genotype while the blue-looked at kid will have a (bb) genotype.
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true or false? Transcription factors regulate the gene expression either by enhancing transcription, attracting RNA polymerase, or block the access to certain
genes.
True. Transcription factors regulate gene expression by binding to specific DNA sequences, either enhancing or blocking the transcription of genes by attracting or repelling RNA polymerase.
RNA polymerase is an enzyme that synthesizes RNA from a DNA template. It catalyzes the transcription of DNA into RNA by adding ribonucleotides to a growing RNA strand complementary to the template DNA strand. RNA polymerase is a complex enzyme, and different types exist in different organisms.
In eukaryotes, RNA polymerase II is responsible for the transcription of most protein-coding genes.DNA (deoxyribonucleic acid) is a long, double-stranded biomolecule that carries the genetic instructions used in the development, functioning, and reproduction of all living organisms.
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what is the meaning of ph
Answer:
pH is a measure of how acidic/basic water is. The range goes from 0 to 14, with 7 being neutral. pHs of less than 7 indicate acidity, whereas a pH of greater than 7 indicates a base. pH is really a measure of the relative amount of free hydrogen and hydroxyl ions in the water.
Please help me, I'm stuck
From the image of the earth given, the approximate amount of insolation for 66.5°N is 12 hours (Option A). See the definition of insolation below.
What is insolation?Radiation from the sun received in the Earth's atmosphere or at its surface is referred to as insolation. Only around 52% of this insolation makes it to the earth's surface. The remainder is absorbed by water vapor, dust, and clouds, or is reflected by the Earth's surface and dispersed by airborne particles.
Thus, understanding insolation (the quantity of energy that falls on a certain region) is critical for optimizing the output of solar panels, which absorb and convert this energy. Understanding insolation numbers can help you identify aspects like the geographic placement of solar panels and orientation to optimum production.
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AL 30 B I USA iii Iml A Month # of Deer September 38 October 32 Graph #1: Bart wanted to track the deer in a park near his house. He kept the count for six months. Your job is to use the data in the table and create a bar graph. Label and number the x and y-axis appropriately November 26 December 20 January 15 February 12 38 32 26 20 Number of deers 15 12 0 1) [3] A) (5) 6 months GO HOME
Answer and Explanation:
You will find the graph and the complete table in the attached file.
x-axis: Independent variables. Months in which Bart counted the deers (September, October, November, December, January, February).y-axis: Dependent variables. The Number of deers counted (38, 32, 26, 20, 15, 12).A pH of 6 is how many times more acidic than a pH of 9? (Concept 3.3)
A) 3
B) 30
C) 100
D) 300
E) 1,000
A pH of 6 is 1,000 times more acidic than a pH of 9. The correct option is E.
The pH scale is a logarithmic scale used to measure the acidity or alkalinity of a solution. Each unit on the pH scale represents a tenfold difference in acidity or alkalinity. The lower the pH value, the more acidic the solution, and the higher the pH value, the more alkaline (basic) the solution.
In this case, we are comparing a pH of 6 to a pH of 9. To determine how many times more acidic the pH of 6 is compared to the pH of 9, we need to calculate the difference in pH units.
The difference in pH units between 6 and 9 is 9 - 6 = 3.
Since each unit on the pH scale represents a tenfold difference, a difference of 3 units represents a 10^3 or 1,000-fold difference.
Therefore, a pH of 6 is 1,000 times more acidic than a pH of 9.
To summarize, the correct option is: E) 1,000
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A pH level of 6 is 1,000 times more acidic than a pH of 9. This is due to the logarithmic nature of the pH scale, where each unit represents a tenfold difference in acidity.
Explanation:The pH scale is a measure of acidity or alkalinity of a solution. It ranges from 0 (most acidic) to 14 (most alkaline), with a pH of 7 being neutral. Hence, a pH level of 6 is ten times more acidic than a pH of 7. Following this logic, a pH of 6 is 1,000 times more acidic than a pH of 9 because there's a difference of 3 units between 6 and 9, and 103 = 1,000. Hence, option E is the correct answer to your question.
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How many codons are needed to specify twenty-one (21) amino acids?
Identify each of the following as an example of a scientific theory, a model, or a hypothesis. - In order to determine how muscles work, a biophysicist imagines that certain muscle proteins are tiny springs and measures how "stretchy" they are. This is a - A medical doctor sees some improvements in cancer patients when they are given a new drug, so the doctor thinks that the new drug may be helpful to treat cancer. This is a - Einstein developed a series of ideas and equations to explain gravity as a curvature in space and time; numerous experiments and observations have given results consistent with his ideas and equations. This is a - The flow of blood through a blood vessel is treated as the flow of a liquid through a long, straight pipe. This is a Why is it important for biologists and people in biology-related fields to learn physics? Select all that are correct. To learn how to solve complex problems To learn how to communicate scientific ideas To learn how to apply fundamental principles with logic and reasoning To learn how to plug numbers into equations and calculate answers To learn how to use math in science and make estimates To learn how to interpret and apply different representations of information To learn how to interpret quantitative measurements
- In order to determine how muscles work, a biophysicist imagines that certain muscle proteins are tiny springs and measures how "stretchy" they are. This is a model.
- A medical doctor sees some improvements in cancer patients when they are given a new drug, so the doctor thinks that the new drug may be helpful to treat cancer. This is a hypothesis.
- Einstein developed a series of ideas and equations to explain gravity as a curvature in space and time; numerous experiments and observations have given results consistent with his ideas and equations. This is a scientific theory.
- The flow of blood through a blood vessel is treated as the flow of a liquid through a long, straight pipe. This is a model.
It is important for biologists and people in biology-related fields to learn physics because:
- To learn how to solve complex problems
- To learn how to communicate scientific ideas
- To learn how to apply fundamental principles with logic and reasoning
- To learn how to interpret and apply different representations of information
- To learn how to interpret quantitative measurements
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Identify the following situations as a hypothesis, a theory, or a model.
i. In order to determine how muscles work, a biophysicist imagines that certain muscle proteins are tiny springs and measures how "stretchy" they are.
ii. Einstein developed a series of ideas and equations to explain gravity as a curvature in space and time; numerous experiments and observations have given results consistent with his ideas and equations.
iii. A medical doctor sees some improvements in cancer patients when they are given a new drug, so the doctor thinks that the new drug may be helpful to treat cancer.
A) i. - hypothesis; ii. - theory; iii. - model
B) i. - model; ii. - theory; iii. - hypothesis
C) i. - theory; ii. - hypothesis; iii. - model
D) i. - model; ii. - hypothesis; iii. - theory
E) i. - theory; ii. - model; iii. - hypothesis
Describe the impact
organisms in the
of a large migration of dolphins into the area. How would this directly affect other
ecosystem?
natural
combustion
photosynthesis
burning of
fossil fuels
animal
respiration
plant
respiration
Carbon Cycle
organic
carbon
decomposition
of organic waste
mineral carbon
nswered
Explanation:
hope this helps you I know every answer to fill in blanjs,they are all there.
How do patterns associated with various types of transformations affect expression of culture
Delief and values in quilt making ?
Answer:
make the brainliest answer plss :)
List the 3 phases of the cell cycle in order. 20 pts
Answer:
The cell cycle is composed of
interphase (G₁, S, and G₂ phases)
phase (mitosis and cytokinesis)
G₀ phase
Explanation:
:)
How can atoms get a full (maximum energy) outer shell?
Answer:
Explanation:
One easy way for atoms to achieve a full outer shell is to share electrons in their outside, valence shells. When atoms share their valence electrons, they form a molecule with covalent bonds. One pair of electrons makes one covalent bond.
A reaction between an antibody and soluble antigen, forming larger, interlocking molecular lattices, is called a(n)
Answer:
Precipitation reaction
Explanation:
Answer:
agglutination
Explanation:
Will molecules diffuse faster at colder or hotter
temperatures and WHY?
The correct answer is hotter because the molecules move around more in a hotter solution.
A mutant E. coli strain, grown under conditions that normally induce the lac operon, produces high amounts of ß-galactosidase. What is a possible genotype of the cells?
o lacI– lacP+ lacO+ lacZ– lacY+ lacA+ o lacI+ lacP– lacO+ lacZ+ lacY+ lacA+ o lacI+ lacP+ lacO+ lacZ– lacY+ lacA+ o lacI+ lacP+ lacOc lacZ+ lacY+ lacA
The possible genotype of the cells is lacI– lacP+ lacO+ lacZ+ lacY+ lacA+. A mutant E. coli strain that produces high amounts of ß-galactosidase under conditions that normally induce the lac operon may indicate a lac repressor, coded by the lacI gene, that is unable to bind to the operator.
Because the lac repressor is a negative regulator, its failure to bind results in the transcription of the lacZ, lacY, and lacA genes. In the absence of the lactose inducer, lac repressor blocks the transcription of the lac operon by binding to the operator DNA. The lac operon consists of the promoter (lacP), the operator (lacO), and the structural genes lacZ, lacY, and lacA, which are responsible for lactose utilization. Mutations in the operator (lacOc) or the promoter (lacP-) are among the structural gene mutations that can result in constitutive expression of the lac genes. The mutation in the promoter makes it impossible for RNA polymerase to bind and begin transcription of the structural genes, while the mutation in the operator makes it impossible for the repressor to bind, resulting in constitutive expression.
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What glacial consequences could there be in the future?
Answer:
Distributed soils across eastern North America: some good, some poor
-
-Sea-level changes: oceans lower during periods of extensive glaciation
-Isostatic rebound: land rises after glaciers melt
hiv protease is an example of an aspartyl protease; an enzyme that utilizes an aspartate side chain during the catalytic cleavage of a peptide bond. since hiv protease is a relatively small homodimer of a 99-residue protein, it can be directly synthesized, or cloned and expressed in fast growing cells. for this reason, it was targeted for structure-based drug design in order to treat hiv infection.
HIV protease is an example of an aspartyl protease, which is an enzyme that utilizes an aspartate side chain during the catalytic cleavage of a peptide bond.
As a relatively small homodimer of a 99-residue protein, it can be directly synthesized or cloned and expressed in fast-growing cells, which has made it a target for structure-based drug design to treat HIV infection.
HIV protease is an enzyme that is produced by the HIV virus. It is essential for the maturation of the virus, as it cleaves the viral polyproteins at specific sites. As a result, HIV protease is an attractive target for drugs that aim to prevent HIV replication. Structure-based drug design involves the use of structural information about a protein to design drugs that bind to it and inhibit its activity.
This approach was applied to HIV protease in order to identify compounds that could bind to the enzyme and block its activity. By doing so, it was hoped that these drugs could prevent the maturation of the virus and thus reduce the spread of HIV infection.
In conclusion, HIV protease is an example of an aspartyl protease that is targeted for structure-based drug design to treat HIV infection. Its relatively small size and ability to be synthesized or cloned and expressed in fast-growing cells make it an attractive target for drug discovery.
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) how was it determined that the structure of dna is a double helix with the two strands held together by hydrogen bonds formed between complementary nitrogenous bases?
It was shown by using X-ray diffraction studies.
It was shown by chromatographic studies and comparison of base am
What is X-diffraction?
X-ray crystallography is the experimental science that determines the atomic and molecular structure of a crystal by diffracting a beam of incident X-rays into numerous particular directions.
Rosalind Franklin and Raymond Gosling obtained this X-ray diffraction pattern, which triggered the idea that DNA was a helix.
D). Base composition studies show proportional amounts of A and T and G and C.
Purines are A and G. Pyrimidines are T and C.
The number of purines is equal to the number of pyrimidines (A+G=T+C).
A=T and G=C.
Hence, it is shown by using X-ray diffraction.
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PLS HELP IT IS DUE IN 20 MINUTES.
Answer:
The correct answer is -
1. Blending - C
2. Straining - D
3. Detergents - B
4. Meat tenderizer (protein enzymes) - E
5. Alcohol - A
Explanation:
To extract protein from various parts of the organisms there is a scientific process that helps in successfully extract it. Organisms such as plants have a rigid cell wall that is required to be broken in order to follow the scientific process of extracting DNA and protein.
Blending use to break the cell wall of the plants such as pea cells. After breaking the cell wall one needs to dissolve the cell membrane made up of lipids with the help of soap or detergents. After the dissolving cell membrane, there is a chance to DNA gets damaged by various chemicals, therefore, alcohol is used to allow DNA to form clumps or precipitate.
Straining is used to separate the cell organelle, dissolved cell membrane from DNA and protein. Papain is a meat tenderizer and a protein enzyme that cuts or breaks the protein.
What is required for light-independent reactions in photosynthesis to occur