1. Crystal violet, 2. Gram's iodine, 3. Alcohol, and 4. Safranin is listed in the proper order to represent the components used in the Gram staining technique.
Applying a base color (crystal violet). adding Gram's iodine as a mordant. Rapid decolorization using acetone, ethanol, or a combination of the two. using safranin as a counterstain.
The outcome of the Gram stain will depend on how thick the smear is utilized. The decolorizing process is the one that has the biggest impact on how the stain will turn out.
There are three steps in the procedure: Crystal violet staining dye is applied to cells. Then, to create a complex between the iodine and the crystal violet, a Gram's iodine solution of iodine & potassium iodide is added.
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Much of the earth’s photosynthesis occurs in the oceans. The rate of primary production depends on light intensity, measured as the flux of photons (that is, number of photons per unit area per unit time). For monochromatic light, intensity decreases with water depth according to Beer’s Law, which states that ,I(x)=e−kx, where x is water depth. A simple model for the relationship between rate of photosynthesis and light intensity is ,P(I)=aI, where a is a constant and P is measured as a mass of carbon fixed per volume of water, per unit time. What is the total rate of photosynthesis of a water column that is one unit in surface area and x units deep?
The total rate of photosynthesis in a water column can be calculated by integrating the photosynthesis rate as a function of light intensity over the depth of the water column.
Since the intensity of light decreases with water depth according to Beer's Law, I(x) = e^(-kx), and the relationship between the rate of photosynthesis and light intensity is P(I) = aI, where a is a constant, the total rate of photosynthesis can be calculated as follows:
P_total = ∫_0^x P(I(x)) dx = ∫_0^x aI(x) dx = a ∫_0^x e^(-kx) dx
This integral can be solved to obtain the total rate of photosynthesis as a function of the constant a and the water depth x. The result is P_total = a (1 - e^(-kx)) / k. So, the total rate of photosynthesis in a one unit surface area water column that is x units deep will be equal to a (1 - e^(-kx)) / k.
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What do you think some of the negative consequences of gender socialization could be?
What is the most important life processes in cells?
Answer:
oxygen, and glucose
Explanation:
Two of the chemicals and chemical processes that are most important to human life are oxygen, required for cellular respiration, and glucose, a form of sugar that releases energy during cellular respiration.
hope this helps you:)
Why are enzymes so important? What do they do for you? *
Answer:
Enzymes are important because it's a type of protein that you can find in a cell, enzymes create and can speed up chemical reactions in the body which help support life. Enzymes are natural and they can help with gaining/building muscle, getting rid of toxins, and breaking down food particles
I hope this helps! Brainliest would be very much appreciated!
I need to know all of the answers on the page please
The correct option is number 4), since this option considers the probability of couple gametes without A/B from both parents (that is, -i- gametes). This option could generate a genotype -ii- which will be O type.
Drag each label to the correct location. Sort the examples based on whether they describe a physical change or a chemical reaction. Please help!!
Answer:
See explanations below.
Explanation:
growth of seed into seedling
- chemical (bio-chemical) change. The seed will never be there in its form again, the properties of the growth are different from the seed.
wax melting
- physical change. When heat is withdrawn, it reverts to the same solid wax, with only different physical properties (such as shape or texture).
making caramel
- chemical change. it is almost like burning part of the sugar content. The browning cannot be changed back to white sugar, smells and tastes different. However, on part of the sugar has undergone chemical change.
Tarnishing of silver
- chemical change. The brown substance is silver sulphide due to reaction of silver with sulphur dioxide present in minute quantities in the air. The silver can be made to shine again by REMOVING the silver sulphide, not by reversing the change.
grinding wheat to make flour.
- physical change. The compound is still flour that contains mainly starch. The chemical properties are the same as wheat, in providing nutrients, etc.
Adding copper and gold to make jewelry.
- physical change. The two metals together make an allow, which is basically a mixture. Both physical and chemical properties of the individual metals remain.
The offspring of which individuals would be least closely related? no wonder why they didn't show this in brainly yet.
Answer: 11 and 14
Explanation:
Given below is a diagram of the vertical section of a tooth of a mammal:-
(i) Label parts 1 - 8
(ii) Which of the following parts are non living?
(iii) Is the tooth suited for cutting or for grinding? Give reason.
Hello, the answers are:-
(i)1- Enamel
2- Dentine
3- Blood capillaries
4- Neck of tooth
5- Gum
6- Cement
7- Jaw Bone
8- Pulp Canal (nerves)
(ii)Enamel is the non living among the images.
(iii)The tooth is situated for cutting food because, it is sharp pointed, .i.e. it is a canine teeth.
Hope it helps you.
Answered by Benjemin ☺️
(ix) Rh blood group system is encoded by three genes C, D and E which occupy----
tightly linked loci
(A) four
(B) three
(C) five
(D) two
Rh blood group system is encoded by three genes C, D and E which occupy 3 tightly linked loci. Option B
What should you know about Rh blood group system?The Rh blood group system is typically considered to be encoded by three loci namely; one for RHD, and two for the RhCE (C and E) antigen variations.
The RHD locus is known to encode the D antigen, which is the most important Rh antigen.
The RhCE locus encodes the C and E antigens, which are less common than the D antigen.
The Rh blood group system is important for blood transfusions, as it determines whether or not a person's blood is compatible with another person's blood.
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Which pair of structures would provide a positive identification of an animal cell under a microscope? plasma membrane, A. endoplasmic reticulum B. Golgi apparatus, mitochondrion C. lysosome, flagellum D. cell wall, chromatin
Answer:Lysosome Flagellum
Explanation:
Answer:
c. lysosome, flagellum
Explanation:
k12 I took the test
What was one of the most important steps in the evolution of early
living things?
Answer: the development of the enzyme Rubisco and evolution of oxygenic photosynthesis.
Explanation: One can pick many key steps in early evolution: the development of the first cells, oxygenic photosynthesis, endosymbiosis leading to eukaryote organisms.
One important step was the mutation to the enzyme ribulose bisphospate carboxylase oxygenase (Rubisco) which enabled oxygenic photosynthesis.
The cyanobacteria that had Rubisco changed the planet’s atmosphere by producing oxygen as a by-product of photosynthesis. They were the most successful organisms of the time and have continued as a successful and ubiquitous group of organisms for billions of years.
The production of oxygen changed the direction of evolution profoundly. Later endosymbiosis led to the evolution of plants, with cyanobacteria the ancestors of chloroplasts, making Rubisco one of the most common enzymes on the planet.
How are electrochemical gradients significant in how the heart works?
The electrochemical gradients are significant in the working of the heart by transportation of the sodium and potassium ions across the heart muscles.
What is electrochemical gradients?The driving force that propels a molecule through a membrane is being measured using the electrochemical gradient, also known as the electrochemical potential difference.
They provide differences for the movement of sodium and calcium ions ions across the cardiac muscles for the working of the heart. Therefore, it helps the heart muscles to beat.
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Compare Suspect 1 (S1) and Suspect 2 (S2) to the DNA evidence sample (E). Based upon the DNA fingerprints, which suspect was likely at the crime scene and why
Hello. Your question is incomplete and more information would be needed so that it could be answered accurately. However, I will try to help you in the best possible way.
As we know, fingerprints are formed by a unique pattern of lines that are not repeated between individuals. Thus, in order to discover who is a criminal, through the analysis of fingerprints, it is important to identify the pattern of lines left at the scene of the crime and analyze it with the pattern of lines in the suspect's fingerprint.
Sex cells in male organisms are called _______ cells.
a. sperm
b. egg
Answer:
A. Sperm
Explanation:
hope i helped
which factors affect the force of gravity between two objects? a. weight and mass of the two objects b. mass and distance between the two objects c. weight and distance between the two objects d. location on earth and weight of the two objects
Explanation:
The answer is gonna be Mass and distance between the two objects
Which type of biological population growth explains a seasonal swarm of locust?
A. Stable
B. Irruptive
C. Irregular
D. Predator and Prey
The type of biological population growth which explains a seasonal swarm of locust is referred to as Irruptive and is therefore denoted as option B.
What is Irruptive growth?
This type of growth which is characterized by the species of organisms having a sudden rapid growth or explosion which is followed by a sudden crash or die-back.
This is common in organisms who are prevalent in certain periods of the year such as the locust in the rainy season. They can be seen in large quantities and after a while their population is reduced again and then the cycle goes on.
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Simlies in science can you help compare theses word with things that are like it and does the same things outside the body???
Every action and movement your body performs is coordinated by the human neurological system.
What are the regulation by all system in the body?More specifically, homeostasis refers to the body's propensity to keep internal conditions like blood sugar and temperature at essentially constant and stable levels.
The receptor, which receives signals and responds to stimuli, the effector, and these three components together make up the regulatory system.
Therefore, The control center originates the signal, and the effector is responsible for transmitting the signals that are relayed from it.
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Mark this and return
How is energy related to the change of state
represented by the model?
O Atoms gain energy as a gas changes to a solid.
Atoms gain energy as a gas changes to a liquid.
Atoms lose energy as a gas changes to a solid.
Atoms lose energy as a gas changes to a liquid.
The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.
What is Atoms?A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.
The atoms in this process move from a higher-energy state to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.
Therefore the correct option is d.
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PLEASE HELP ASAP!!
2. What evidence gives us insight into early human behavior?
O cave paintings
O DNA base sequences
skeletal remains
Answer:
I would say the most logical answer would be DNA base sequences
skeletal remains.
Explanation:
Everything filled in please
The monomers, examples, location and linkage of the biomolecules can be found below;
Protein - amino acid, glutamine, cell, peptide bondCarbohydrate - monosaccharide, glucose, cell, glycosidic bondLipid - fatty acid, steroids, cell, ester bondNucleic acid - nucleotide, DNA, nucleus, N- glycosidic linkageWhat are biomolecules?Biomolecules are molecules, such as amino acids, sugars, nucleic acids, proteins, polysaccharides, DNA, and RNA, that occur naturally in living organisms.
Nucleic acids are any acidic, chainlike biological macromolecule consisting of multiple repeat units of phosphoric acid, sugar and purine and pyrimidine bases.
Proteins are a complex naturally-produced molecules composed of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds.
A glycosidic bond or glycosidic linkage is a type of covalent bond that joins a carbohydrate (sugar) molecule to another group, which may or may not be another carbohydrate.
Lipids are any of a group of organic compounds including the fats, oils, waxes, sterols, and triglycerides.
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Which statement best describes a scientific theory?
Jose explained that all planets orbit around the sun in an elliptical path.
Eva explained that two brown-haired parents had a child with red hair due to dominant and recessive
Mark predicted that the baseball would drop downward even if dropped while he was upside down.
Ada predicted the distance a soccer ball traveled when kicked at a certain angle.
The statement that describes a scientific theory is as follows: Jose explained that all planets orbit around the sun in an elliptical path (option A).
What is a scientific theory?A scientific theory is a coherent statement or set of ideas that explains observed facts or phenomena and correctly predicts new facts or phenomena not previously observed.
A theory can also be described as a statement that sets out the laws and principles of something known or observed, in other words, a hypothesis confirmed by observation, experiment.
According to this question, the fact that all planets orbit around the sun in an elliptical path is a scientific theory because it has been tested and confirmed to be true.
Therefore, the statement that describes a scientific theory is as follows: Jose explained that all planets orbit around the sun in an elliptical path.
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E1 Biol 2281 usage of internet to analyze nuclei acid
Are these right?
We can see here that going through the answers provided in the image, we can deduce that they are correct though it will be proper to cross-check before submitting.
What is nuclei acid?Nucleic acids are biomolecules that play a crucial role in storing, transmitting, and expressing genetic information in living organisms. They are essential for the functioning and inheritance of genetic traits.
Both DNA and RNA are polymers made up of repeating units called nucleotides. Each nucleotide consists of three components: a sugar molecule (deoxyribose in DNA and ribose in RNA), a phosphate group, and a nitrogenous base.
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Question 13 (5 points)
What percent of energy is passed on to the next trophic level in an ecosystem?
The answer is 10 percent
What are the similarities and differences between a predator-prey relationship and a herbivore-plant relationship?
Answer:
Predator-prey relationship and a herbivore-plant relationship have some of the similarities and some differences.
Similarities:
In both relationship, Predator-prey and a herbivore-plant, the interaction is between two species in which one organism or species fed over other organism. in predator-prey relationship, predator is the species that fed over prey and in herbivore-plant relationship, herbivores are the species that fed over plants. So, both are type of predation .In both relationship, one species dependent on other for their survival or food.Both relationship controls the size of recessive species such as prey and plants in the environment.Differences:
herbivore-plant has mutual interaction as herbivores eat plants and also helps plants to spread their seed and when animals die it decompose to the soil which is beneficial for plant growth while this is not same with predator-prey relationship, they have symbiotic relationship.In herbivore-plant relationship, the plants are unable to move in order to defend themselves except some mechanical advantages while in predator-prey relationship, prey can move themselves and fight for their survivalHence, predator-prey relationship and a herbivore-plant relationship have some similarities and differences as well.
What properties do all solids share?
Answer:
Solids have many different properties, including conductivity, malleability, density, hardness, and optical transmission, to name a few.
Explanation:
dont know why my answer got deleted but here's a different answer :'(
Question 5 of 25
Which measurements could create more than one triangle?
A. Sides measuring 3 cm, 8 cm, and 15 cm
B. Sides measuring 10 cm and 20 cm and an included angle
measuring 50°
C. Angles measuring 100°, 10°, and 70°
D. Angles measuring 110°, 40°, and 40°
SUBMIT
The measurements that could create more than one triangle are options C and option D.
Explanation: For a triangle to exist, the sum of any two sides of a triangle must be greater than the length of the third side.
In option C, the angles measuring 100°, 10°, and 70° do not satisfy this condition, as the sum of the angles 10° and 70° is less than 100°, making it impossible to form a triangle. However, by rearranging the angles, such as 10°, 70°, and 100°, we can create a valid triangle.
In option D, the angles measuring 110°, 40°, and 40° also violate the condition for a triangle, as the sum of the angles 40° and 40° is less than 110°. However, by rearranging the angles, such as 40°, 40°, and 110°, we can create a valid triangle.
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What is the soure of energy that drives photosynthesis? A. Sunlight b. Hydrogen ions c. Electrons d. Oxygen
Answer:
A
Explanation:
Energy is from the sun. The sunlight causes plants to grow. Sorry h avent done science is a while.
8. Why does a virus require a living cell in order to reproduce?
O A virus does not contain organelles or cytoplasm.
O A virus does not contain a nucleic acid.
O A virus does not contain proteins or lipids.
O A virus does not contain genetic information.
Answer:
A virus doesn't contain genetic information
What would happen if the heart stopped pumping?
A) Oxygen could not be used for cellular respiration
B) Waste could not be removed from the body
C) The lungs would stop taking in oxygen
D) Blood would stop its flow throughout your body
Answer:
D) Blood would stop its flow throughout your
body
Explanation:
When a Heart stopped pumping then all the blood that flows though out your body will begin to slow down the flow of blood. Although at possible rate Lungs would stop taking in oxygen but the best answer to know first cause is Answer D.
In desert areas covered with black rock from ancient lava flows, rock pocket mice with darker fur are common. In other areas of habitat with lighter-colored rock, the rock pocket mice tend to have lighter-colored fur. For rock pocket mice, fur color is an example of
For rock pocket mice, fur color is a phenotype
What are phenotypes?Phenotypes refer to the morphological characters of organisms.
In other words, phenotypes refer to the physical appearance of living organisms.
In this case, the appearance of the rock pocket mice varied from darker fur on the black rock to lighter-colored fur on the lighter-colored rock. This means that the phenotype varies with the environment.
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