im pretty sure the answer would be C, control group. not 100% sure
Answer: C. a control group
Explanation:
A control group is the group which is used in an experiment. It is kept as a standard or benchmark for the comparison of the changes that occur in an experimental variables.
In the given experiment no control group is used. That is all the seven groups were exposed to different types of commercial there was no group which was not exposed any of the commercial. Hence, the validity of the experiment is doubtful.
An energy pyramid is a graphical model of energy flow in a community. The different levels represent different groups of organisms that compose a food chain. An energy pyramid’s shape shows how the amount of useful energy that enters each level. Chemical energy, in the form of food, decreases because some is used by the organisms in each level. The source of the chemical energy is the producers, that rearrange carbon dioxide and water in the presence of light to make ________ through the process of ______________.
Sugars
Photosynthesis
Sugars and Photosynthesis
15) Lipids, mainly phospholipids, make up the bulk of the cell membrane. How is the structure of the phospholipid so perfectly paired to the function of the cell membrane?
Usable chemical energy on Earth begins as light energy, usually solar energy. Plants and other autotrophs convert solar energy to chemical energy via the process of photosynthesis. Carbon dioxide and water, in the presence of light, are transformed into glucose. The chemical energy is stored in the chemical bonds of glucose and is released during the process of cellular respiration. Cellular respiration releases the chemical energy stored in food molecules to produce high-energy ATP molecules. Macromolecules such as carbohydrates and fats can be used as fuels for the production of ATP. All foods contain chemical energy, but the amount of chemical energy is dependent of the type of food. The larger the compound, the more chemical bonds present and the greater amount of available chemical energy. We can rank molecule size, from smallest to largest, as sugar, starch, fat. We refer to the stored chemical energy in foods as calories. A calorie is the amount of energy required to raise the temperature of 1 gram of water 1 degree Celsius. When we refer to the calories in food, we are really talking about kilocalories or 1000 calories. Biology students “burned” 2 grams of food to heat water in a calorimeter in order
Answer:
The question is incomplete
Explanation:
Answer: A) Both the chip and the pecan are a high in fats/oils.
Explanation: Both the chip and the pecan are a high in fats/oils. Typically, the grease spot test/brown paper test is done to test for lipids. As we know from experience, lipids leave translucent spots (grease spots) on unglazed brown paper bags.
This is the process by which organisms transform chemical energy into a usable form for living, growing, and reproducing.
Cellular respiration is the process by which organisms transform chemical energy stored in glucose into a usable form, ATP, for living, growing, and reproducing.
Explanation:The process by which organisms transform chemical energy into a usable form for living, growing, and reproducing is known as cellular respiration. This biological process happens within the cells of organisms, where energy stored in glucose (a type of sugar) is converted into ATP (Adenosine Triphosphate), the energy currency of cells. In essence, it is the conversion of chemical energy into a usable form for the essential functions of organisms like living, growing, and reproducing.
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Photosynthesis is the process plants use to convert sunlight into chemical energy. The process of photosynthesis can be modeled to illustrate the most important aspects of the natural phenomenon. Through this process, plants use energy in sunlight to turn carbon dioxide gas and water into sugar. Plants then use this sugar to grow. At the same time, plants produce oxygen gas as a waste product which animals breathe. Read the prompt and study the diagram above. What cause and effect prediction can be used to test the assumptions in the model? A) limiting water will limit sugar production of the plant B) limiting sunlight will limit sugar production of the plant C) limiting carbon dioxide will limit sugar production of the plant D) limiting sunlight, water, or carbon dioxide will limit sugar production of the plant
The correct response is (D) since plants needs all three (water, carbon dioxide, and sunlight) to produce sugar via photosynthesis.
Limiting sunlight, water, or carbon dioxide will limit the sugar production of the plant during photosynthesis. Therefore, option D is correct.
What are the factors affecting photosynthesis?When plants employ light energy to transform carbon dioxide and water into glucose and oxygen, this process is known as photosynthesis.
Plants use photosynthesis to transform solar energy into chemical energy. As a byproduct, oxygen is released, and light is thought to be a crucial component in bringing about photosynthesis. When plants employ light energy to transform carbon dioxide and water into glucose and oxygen.
There are four key parameters that influence photosynthesis: light intensity, water availability, temperature, and CO2 concentration. The pace of photosynthesis can be slowed down by any of these factors, thus the process can only proceed at that rate. Hence, option D is correct.
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The cell membrane(or plasma membrane) is the outermost covering of a cell it protects the cell from the external environment it is
An image of plasma membrane shows the phospholipid bilayer, embedded proteins, and cholesterol molecules. The membrane separates the extracellular space, outside of the cell, from the cytosol inside the cell. The plasma membrane is the border between the interior and exterior of a cell. I hope this helps you :)
Answer:
Selectively Permeable
Explanation:
What caused some family lines of Siamese cats to change their appearance from the classic to the modern shape?
A.
an increase in genetic diversity
B.
adaptation
C.
natural selection
D.
artificial selection
Answer:
A. an increase in genetic diversity
Explanation:
Genetic diversity is the degree of gene variety within a single species (animal or plant). It corresponds to the total number of genetic characteristics in the genetic composition of species or subspecies. Genetic diversity is one of the main aspects of our planet's biodiversity, such as populations and ecosystems.
In the case of Siamese cats, genetic diversity has caused some lineages to change their appearance from classic to modern. This occurred by crossing Siamese cats with cats of other breeds, creating a wide genetic variety that resulted in the change in appearance of these cats.
Answer:
D. artificial selection
Explanation:
I did it and got it right .
Which statements accurately describe elements? Check all that apply. Elements are made up of two or more types of atoms. Elements are made up of only one type of atom. Each element has a unique chemical symbol. Elements can be identified by their atomic number. One element cannot be combined with another element.
The correct statements are:
- Elements are made up of only one type of atom.
- Each element has a unique chemical symbol.
- Elements can be identified by their atomic number
Answer:
Elements are made up of only one type of atom. Each element has a unique chemical symbol. Elements can be identified by their atomic numberExplanation:
Chemical elements are the basic constituents of all substances. At the microscopic level, the following definition can be made: A chemical element is the set of atoms that have the same atomic number. The chemical element is formed of only one type of atom, has a unique and unique chemical symbol and can be identified by its atomic number.
Currently about 115 chemical elements are officially recognized, with properties quite different from each other and others that resemble each other. Therefore, the elements were organized in ascending order of atomic number, forming a set that is known as the Periodic Table.
How many grams are equal to 3.46 moles of sodium sulfide
Hello.
The answer is: 78.04454 grams
Have a nice day
what does a flat line mean in a distance vs time graph?
The object has stopped moving as time goes on.
Which physiological adaptation would decrease the process of transpiration in a plant?
A.
growth of an extensive root structure
B.
development of the ability to bind metals to roots cells
C.
development of an altered growth cycle to match the seasons
D.
opening stomata at night only
Answer: The answer is D: Opening stomata at night only
Explanation:
Opening stomata at night only is the physiological adaptation that would decrease the process of transpiration in a plant.
Transpiration referred to the way water move through plant evaporation from aerial parts, such as leaves, stems and flowers. Transpiration of plant is also loss of water from stomata.
Stomata means pores used for gas exchange. It is found in plants and some stems.
what factors affect water quality?
Many factors affect water quality
Sedimentation.
Runoff.
Erosion.
Dissolved oxygen.
pH.
Temperature.
Decayed organic materials.
Pesticides.
Water quality is affected by natural events and human-induced factors such as runoff from agriculture, pollutants from urban and industrial waste, and overuse of nitrogen and pesticides, leading to contamination and ecosystem imbalances. Regular monitoring and adherence to laws like the Clean Water Act are vital for maintaining water quality.
Water quality is influenced by a variety of factors, both natural and anthropogenic. Natural events such as storms, volcanic eruptions, and earthquakes can cause fluctuations in water quality. However, human activities have a more significant impact, leading to water pollution through the introduction of pathogenic organisms, chemical pollutants, and nutrient runoff, which in turn can cause issues such as algal blooms and oxygen depletion in water bodies.
Human settlement often contributes to water pollution, with common pollutants including untreated sewage, various chemicals, radioactive waste, and heat. Agricultural practices that involve heavy use of nitrogen and pesticides can lead to these substances entering the water supply, which can then accumulate in the aquatic food web, ultimately affecting human health. It is crucial for water management policies, such as the Clean Water Act enforced by the EPA, to address these issues by establishing standards and conducting regular monitoring of water quality indicators like pH, conductivity, temperature, and bacteria levels.
In summary, the deterioration of water quality can result from changes in water sources, such as aquifers, or through modifications in the physical infrastructure, like wells. To mitigate pollution, water quality testing and monitoring are essential, and compliance with environmental laws is necessary to ensure a safe water supply for consumption and support of ecosystems.
What type of injury is not likely to occur from a chemical
Answer:
Bone damage is not likely to occur from a chemical.
Explanation:
Chemicals can damage our body unless it is our bones. They cant go to the bones so the bones can't be harmed.
Chemicals can lead to several injuries, including burns, respiratory issues, and eye damage. However, one injury that is unlikely to result from a chemical is a fracture, as this typically results from direct trauma rather than chemical exposure.
Explanation:Chemicals can lead to a variety of injuries, including burns, respiratory issues, and eye damage. However, one type of injury that is not likely to occur from a chemical is a fracture. A fracture is typically the result of blunt force or trauma directly applied to a bone, rather than from exposure to a chemical substance. Chemical injuries usually occur through inhalation, ingestion, or skin/eye contact and their consequences tend to be burns, irritation, or diseases like cancer or respiratory disorders.
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Determine if the two figures are congruent and explain your answer.
The corresponding sides and angles of quadrilaterals ABCD and EFGH are equal, we can conclude that the two figures are congruent.
To determine if the two figures, quadrilaterals ABCD and EFGH, are congruent, we need to compare their corresponding sides and angles.
Step 1: Compare side lengths
Let's calculate the lengths of the sides of each quadrilateral:
For ABCD:
- Side AB: √[(-2 - (-3))^2 + (4 - 2)^2] = √[1^2 + 2^2] = √5
- Side BC: √[(0 - (-2))^2 + (3 - 4)^2] = √[2^2 + 1^2] = √5
- Side CD: √[(-2 - 0)^2 + (-1 - 3)^2] = √[(-2)^2 + (-4)^2] = √20
- Side DA: √[(-3 - (-2))^2 + (2 - (-1))^2] = √[1^2 + 3^2] = √10
For EFGH:
- Side EF: √[(3 - 1)^2 + (-2 - (-3))^2] = √[2^2 + 1^2] = √5
- Side FG: √[(2 - 3)^2 + (0 - (-2))^2] = √[(-1)^2 + 2^2] = √5
- Side GH: √[(-2 - 2)^2 + (-2 - 0)^2] = √[(-4)^2 + (-2)^2] = √20
- Side HE: √[(1 - (-2))^2 + (-3 - (-2))^2] = √[3^2 + 1^2] = √10
Step 2: Compare angles
Let's calculate the measures of the angles of each quadrilateral:
For ABCD:
- Angle A: This angle is formed by sides DA and AB.
- Angle B: This angle is formed by sides AB and BC.
- Angle C: This angle is formed by sides BC and CD.
- Angle D: This angle is formed by sides CD and DA.
For EFGH:
- Angle E: This angle is formed by sides HE and EF.
- Angle F: This angle is formed by sides EF and FG.
- Angle G: This angle is formed by sides FG and GH.
- Angle H: This angle is formed by sides GH and HE.
Step 3: Compare the corresponding sides and angles
To determine if the two quadrilaterals are congruent, we need to compare the lengths of their corresponding sides and the measures of their corresponding angles.
Comparing the side lengths:
- AB is equal to EF.
- BC is equal to FG.
- CD is equal to GH.
- DA is equal to HE.
Comparing the angles:
- Angle A is equal to Angle E.
- Angle B is equal to Angle F.
- Angle C is equal to Angle G.
- Angle D is equal to Angle H.
Since the corresponding sides and angles of quadrilaterals ABCD and EFGH are equal, we can conclude that the two figures are congruent.
Keep in mind that when determining congruence, it is important to compare all corresponding sides and angles. In this case, all sides and angles match, indicating congruence.
When you place your cursor over the insertion point, to what shape does it change? Question 1 options: underscore dash box I-beam
I think it's I-Beam
If not, let me know! Welcome.
When you cross the red flower with the blue flower it produced purple offspring
this is incomplete dominance
Answer:
this is incomplete dominance
Explanation:
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a wave has two different types of energy
A.kinectic and chemical
B.kinetic and physical
C.potential and kinetic
D.potential and mechanical
Answer:
C. potential and kinetic Energy
Explanation:
Wave is a form of energy, it transfers energy by converting one form into another. It has two types of energy kinetic and potential energy. e.g. in case of water waves when particles become its part, they start to move up and down they have kinetic energy at that spot. As it moves away from its normal position it slows down at this spot its kinetic energy is converted into potential energy. The waves and particles oscillates b/w kinetic and potential energy.
The two types of energy in a wave are potential and kinetic. Kinetic energy relates to motion, while potential energy relates to the position of particles. Therefore, the correct answer is option C.
In the context of waves, there are two main types of energy: potential and kinetic. This means the correct option is C. potential and kinetic. Kinetic energy is the energy of motion, which in the case of waves is the movement of particles in the medium through which the wave travels. Potential energy is the stored energy, which in waves is due to the position or configuration of particles in the wave. For example, in a sound wave, particles oscillate, storing energy due to their positions (potential energy) and moving (kinetic energy).
The main advantage of solar energy is: A. It is low in cost. B. It can be used all the time. C. It has very little pollution. D. It is free.
C. Solar energy's whole purpose it to reduce pollution in the air that fossil feuls do not. The answer cannot be A. B. or D. because 1. it is expensive 2. it can only be used during the daytime. It is a SOLAR panel. and 3. like is said earlier it is not free.
C it has very little pollution
Albinism is a recessive trait in which a person is unable to produce the pigment melanin that gives color to skin. What conclusion can be drawn using this information?
A. The trait for for albinism is expressed when two different alleles from one parent are passed to an offspring
B.The trait for albinism is expressed when two different alleles from two parents are passed to an offspring
C.The trait for albinism is expressed when one recessive allele from one parent is passed to an offspring
D. The trait for albinism is expressed when one recessive allele from each parent is passed to an offspring
The correct answer is D. In order for recessive trait to be expressed in the phenotype of the offspring, it must receive a recessive allele from each parent, making it homozygous for the recessive gene.
Answer:
D
Explanation:
Which gas is most important for understanding atmospheric processes? carbon dioxide oxygen water vapor ozone
Answer:
Water wapor is the most important gas for understanding atmospheric processes
Explanation:
To understand this you have to know that we have atmospherics processes such as radiation, aeroesol movement (this one is important to the process related with water cycles and energy) and convection. Water vapor plays an important role, this because transports latent heat also can condense into clouds and clouds reflects and adsorb solar radiation and affects earth's energy cycle, after that water vapor can be blown by the wind and return to the earth as snow or rain. Another process that is involved is that the heat radiated from the earth's surface is absorbed by the molecules of water vapor and they radiate heat in all directions. Finally water vapor is considered the second source of warmth to the earth.
Carbon dioxide (CO₂) is the most important gas to study or understand atmospheric processes.
Which gas is most important for understanding atmospheric processes?carbon dioxide (CO2) is the gas most important for understanding atmospheric processes. Carbon dioxide plays a crucial role in climate change and the greenhouse effect, affecting the Earth's temperature and the balance of energy in the atmosphere. It is a key component of the carbon cycle and is closely linked to various processes such as photosynthesis, respiration, and oceanic absorption. Monitoring and studying carbon dioxide levels and its interactions with other components of the atmosphere are vital for understanding and predicting changes in the Earth's climate system.
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Which structure, if cut off, will hamper sexual reproduction in fungi? A. hyphae B. fruiting body C. rhizoids D. mycorrhizae
Answer:
B. fruiting body
Explanation:
Fruiting body is the term used for the part of fungi that produce spores that take part in the sexual reproduction of fungi.
As you can see in picture, it is very prominent part of fungal body that where spores are formed as a result of sexual reproduction or fusion of gametes. These spores disperse from one place to another and upon landing on a suitable substrate, they give rise to the whole fungus body.
Mushroom is the most common example of fungus with a prominent fruiting body. Now the question is how the fruiting body is formed, they are produced from small thread like structures called hyphae that make most of the fungus body and are collectively termed as mycelium. They grow above the soil layer and develop new structures called gills,cap and stalk. In gills of the fruiting body, spored are formed.
Therefore, f one hyphae is cut off it will not hamper the sexual reproduction because fungus contains million of hyphae called mycelum that form fruiting body where sexual reproduction occurs. However, if fruiting body is cut, it wiil hamper the formation of spores and sexual reproduction.
Hope it help!
Answer:
b
Explanation:
energy from organic molecules can be stored in atp molecules as a direct result of the process of ...
Cellular respiration is the process of oxidizing organic molecules such as glucose to form carbondioxide and water.The energy released during this process is stored in the form of ATP molecules which is further used for all energy consuming activities of cell. So the answer is A.
Very small population of tamarind monkeys are much more threaded by certain diseases than are very large populations of tamarind monkeys what is one possible explanation for this phenomenon
Large population can run away from disease sources
Small population are more easily attacked by bacteria
Small population are made up of weaker individuals than large population
Large population most likely have greater genetic diversity
D. Large population most likely have greater genetic diversity. Can I get Brainliest?
your answer is D.Large population most likely have greater genetic diversity
hope this helps
(give the other person brainliest please)
Qualitative data definition
Qualitative data means information about qualities
information that can not be measured
which item below does not contain lipids a.beeswax b.cellular membranes c.cooking oil d.table sugar
b.cellular membranes is the answer
Which of the following statements is true? 1 point A cell's phenotype is determined by its DNA, and it's genotype is determined by its protein A cell's genotype is determined by its DNA, ad it's phenotype is determined by its proteins A cell;s genotype is determined by its DNA and its proteins A cell's genotype and phenotype are determined by its proteins
The Answer is B - A cell's genotype is determined by its DNA, and it's phenotype is determined by its proteins.
Hope this helps!
The correct answer is option B.The correct statement is that a cell's phenotype is determined by its proteins, which are encoded by the genes within the DNA, forming the cell's genotype. The genotype consists of the collection of genes, while the phenotype is the expression of these genes as proteins under specific environmental conditions.
The true statement from the given options is: A cell's genotype is determined by its DNA, and it's phenotype is determined by its proteins. This is because the genotype refers to the full collection of genes that a cell contains, which are sections of DNA that encode for proteins. However, the phenotype of a cell is the result of the observable characteristics and traits which are produced by the expression of these genes into proteins acting within specific environmental conditions.
DNA is the carrier of genetic information and it specifies the sequence of messenger RNA (mRNA), which in turn, guides the amino acid sequence of proteins following the central dogma of molecular biology. It is the sequence and expression of these proteins that give rise to the phenotype, which can vary according to which genes are expressed at a particular time and the cell's environment.
which of the following is a mixture of a gas dissolved in a liquid
A.bronze
B.liquid hydrogen
C.soda pop
D.dry ice
Compare and contrast communication by nerve signal with communication across plasmodesmata
Hi,
It is very important that cells of every organism i.e animals as well as plants communicate with each other for the better development and organization of whole body.
Comparison between them:
Communication by nerve signal:
It is a mode of communication of nerve cells of nervous system in which specific gaps or junctions are present between the cells. These junctions have important role in the transmission of messages from one nerve cell to another because they release and catch specific molecules called neurotransmiiter which contains messages.Communication across plasmodesmata:
Although the structure of plasmodesmata is very different from gap junctions of nerve cells but still they have a same role. You can think of plasmodesmata as a channel which joins the plasma membrane of two plant cells together. So when plasma membrane of cell is linked with other cell's plasma membrane it forms small passageway between the cells.Therefore, cytoplasm of two cells gets attached and molecules can pass from one cell to another and these molecules can be hormones which have a some role in plants as the role of hormones in humans i.e communication and coordination.Contrast between them:
Although they have similar role but still they are different in structure and tenacity. Plasmodesmata are communication channel in plants while gap junctions are communication channels of humans. They are also involved in different responses because responses of animals and plants are different to an environmental stimuli.Hope it help!
TRUE OR FALSE:
The rate at which a glacier moves is the same throughout the glacier.
How would translation be affected if transcription did not occur?
Ans.
Transcription and translation are two important steps for protein synthesis. Transcription involves formation of mRNA from parent DNA that has codes for protein synthesis, while translation involves decoding of genetic codes present in mRNA to make a specific polypeptide chain.
Thus, 'if transcription does not occur, translation would not take place as there is no mRNA that can code for a polypeptide chain.'