The correct option is A ; Three... amino acid , Codons are constructed from any triplet combination of the four nitrogenous bases adenine (A), guanine (G), cytosine (C), or uracil (U).
A codon is a three-nucleotide (DNA or RNA) sequence that creates a unit of genomic information encoding a specific amino acid or signifying the end of protein production (stop signals).
The three aromatic amino acids (AAA) involved in protein synthesis are tyrosine, phenylalanine, and tryptophan.
The three positively charged amino acids are shown. Histidine (His, H), lysine (Lys, K), and arginine are the three (Arg, R). The whole charge of the side chain is technically assigned to a nitrogen with four bonds in all three situations.
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Full Question ;
A codon consists of __________ bases and specifies which __________ will be inserted into the polypeptide chain.
a. three... amino acid
b. four... fatty acid
c. four... amino acid
d. three... nucleotide
e. two... nucleotide
In which of the following places will the soil contain plenty of water and nutrients?Why?a) Desertb) Forestc) Beach
Answer:
forest and beach
Explanation: because water absorbed by forest soil is protected from the sun and less likely to evaporate, and water absorbed by beach soil is exposed to the sun and evaporation but unlike desert soil, water levels in beach soil are being consistently replenished.
A restaurant is open on Friday evening from 5 pm to 11 pm. They predict a seat turnover of 1.3 times per hour and need to seat 275 customers. How many seats does the restaurant need
To calculate the number of seats the restaurant needs, multiply predicted seat turnover (1.3) by the number of hours restaurant is open (6 hours). 1.3 x 6 = 7.8 .So the restaurant needs approximately 8 seats to accommodate 275 customers.
Customers are the lifeblood of any business. They are individuals or organizations that purchase goods or services from a company. Customers play a crucial role in driving revenue and growth, and their satisfaction is key to maintaining a successful business. Understanding customer needs, providing exceptional service, and building strong relationships are essential for attracting and retaining customers. By focusing on customer-centric strategies, businesses can create loyal customers who not only make repeat purchases but also become advocates, spreading positive word-of-mouth and attracting new customers.
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5. Based on the data in Table 1, which of the following is the earliest time point at which there is a statistical
difference in average pH between the control and treatment groups?
(A) 5 minutes
(B) 15 minutes
(C) 20 minutes
(D) 35 minutes
Answer:
the correct answer is d
Explanation:
18. briefly explain the line of succession that resulted in creon’s ascension to power
The line of succession that resulted in Creon's ascension to power involved a series of events and circumstances within the play "Antigone" by Sophocles.
Initially, the ruling power rested with Oedipus, the father of Antigone and Ismene. However, due to a series of tragic events, Oedipus was exiled and his two sons, Eteocles and Polynices, agreed to alternate in ruling Thebes. They would take turns being the king for one year each.
However, a power struggle erupted between the brothers, leading to a violent conflict in which they killed each other. With both brothers dead, the throne was left vacant. At this point, Creon, who was Oedipus' brother-in-law, assumed the position of king as the next in line of succession.
Creon's ascension to power was the result of the tragic deaths of Oedipus, Eteocles, and Polynices, leaving him as the closest relative and the one deemed fit to rule Thebes. However, his reign was marked by controversial decisions and conflict, as depicted in the play.
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A protein that functions as a biological catalyst is called:.
Answer:
enzyme, It speeds up the rate of a specific chemical reaction in the cell.
Explanation:
Which of the following statements about ion channels is INCORRECT? a.Channel proteins can have open or closed configurations. b.Compared to carrier proteins, channel proteins allow much faster transport. c.Unlike carrier proteins, some channel proteins are engaged in active transport of solutes. d.Channel proteins are used extensively in nerve cells, in which they are responsible for transduction of electrical signals. e.Like carrier proteins, most channel proteins are specific regarding which molecules are allowed to pass.
Both open and closed configurations are possible for channel proteins. Channel proteins enable significantly faster transfer than carrier proteins.
Describe proteins?The body need proteins to function properly. They serve as the building blocks for several bodily components, including the skin, hair, and enzymes, cytokine, and antibodies. Living things contain chemical molecules called proteins. They perform several different tasks, such as organising, transportation, and defence Examples of particular proteins are collagen, glucagon, and anticorps.
What is insulin, exactly?The beta cells in the body produce it.
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Which part of the cell theory do these results most support:
\(\huge\textbf{Cell Theory}\)
the Cell Theory was give by German scientists, Schleiden and T.Shwan in 1839. It stated that,
All organism are composed of one or more cellsThe cell is the structural and functional unit of life It is a de novo structure, that means it COULD arise from non living thing which was incorrect.It was corrected by the German pathologist Rudolf Virchow in 1855. He made a convincing case, corrected and added the third point of the cell theory. It is,
Cells can arise only by a division of pre-existing cell. It is NOT a de novo structure.Cell theory brought a great evolution in the field of biology which established the function of organism is the result of activities and interaction of the cell units.
_____________________________________\(\huge\textbf{Question:}\)
Flask 1: It is observed that there are no micro-organism, this is because the meat is sealed and no micro-organism could enter through it.Flask 2: It is observed that there are micro-organism present because meat is not sealed but open.Flask 3: As the S tube is used, the micro-organism are not able to reach the meat because of the curvy pathThese observations support the point that cells could arise only by a division of pre-existing alive cells because in Flask 1 when there were no micro-organism present so there was no organisms found so no micro-organism arised, In flask 3 the S tube was used so no micro-organism could reach the meat thus there were no organism there which could divide to reproduce. The flask 2 was open, so the micro organisms reached the meat so they divided which means Cells can only arise by a division of pre-existing cells.
_____________________________________Best Regards,'Borz'All these experiments explain that cells only form from preexisting cells, as microbes give rise to the synthesis of new organisms, and this explains the cell theory through all these experiments.
What is cell theory?Cell theory is a fundamental concept in biology that describes the basic unit of life and its properties, and here in flask 1, if the meat is properly sealed and handled in a sterile environment, it is possible that no microorganisms could enter through it and explain that no growth is seen as no microbes are present. In flask 2, as the meat is open and exposed, it is more likely that microorganisms could be present and potentially grow. Microorganisms are ubiquitous in the environment and can be found in soil, water, air, and on surfaces such as countertops, utensils, and cutting boards. The use of an S tube could potentially reduce the amount of microorganisms that reach the meat due to the curvy path that is present in flask 3.
Hence, all these experiments explain that cells only form from preexisting cells, as microbes give rise to the synthesis of new organisms.
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why would a physician test the babinski reflex in a young child
A physician may test the Babinski reflex in a young child to assess the functioning of the central nervous system and detect any abnormalities or neurological conditions. The presence or absence of the reflex can provide valuable diagnostic information.
The Babinski reflex is a neurological reflex that involves the upward extension and fanning out of the toes when the sole of the foot is stimulated. In infants and young children, this reflex is considered normal as their nervous system is still developing. However, in older children and adults, the Babinski reflex is typically absent. If a physician tests the Babinski reflex in a young child and observes an abnormal response, such as the toes curling downwards or an exaggerated extension of the toes, it may indicate a neurological issue. Abnormal Babinski reflex responses can be associated with conditions like spinal cord injury, brain damage, or neurological disorders. Therefore, testing the Babinski reflex helps physicians assess the integrity of the central nervous system and aids in diagnosing underlying neurological conditions.
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The FM waves' wavelength is longer than that of the AM waves, which is how they differ from one another. The correct answer is D.
One of the waves that make up the electromagnetic spectrum is the radio wave, which is employed in communication. The fact that radio waves have a large wavelength means that they can travel great distances without significantly losing strength is the reason why they could be utilised for communication.
FM radio waves therefore have a lower energy content than AM radio wavelength. The fact that FM radio waves have a longer wavelength than AM radio waves supports this. A sound wave is an acoustic wave that moves longitudinally across a medium while being perturbed by the motion of the particles. Examples include radio, whispers, rustling, and so forth.
The radio's electrical circuit first converts the sound waves into an electrical signal, which is then transmitted as radio waves.
The electromagnetic spectrum's portion of radio waves that move slightly slower than the speed of light. As the radio waves exit the system and make their way to the organism's ear, they are once more transformed into sound waves.
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below is a cross section through a peripheral nerve. which axon would have the lowest longitudinal resistance?
In a cross section of a peripheral nerve, the axon with the lowest longitudinal resistance would be the one with the largest diameter and the most extensive myelination.
Larger diameter axons have a lower longitudinal resistance due to their increased surface area, which allows for more efficient signal transmission. Myelination also plays a crucial role in reducing resistance, as it insulates the axon and increases the speed of signal propagation through saltatory conduction. Myelinated axons exhibit lower resistance compared to unmyelinated axons of the same diameter.
In summary, the axon with the lowest longitudinal resistance in a peripheral nerve cross section would have a large diameter and extensive myelination, facilitating efficient and fast signal transmission.
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If you inoculated a triple iron-sugar slant with shigella, a glucose fermenter, your results should be what?.
If you inoculated a triple iron-sugar slant with shigella, a glucose fermenter, your results should be a red slant with a yellow butt
What is considered a positive result for the triple sugar- iron agar test ?TSIA contains three sugars, lactose, sucrose, and glucose. The microbe will produce acidic waste if any of the sugars are able to be utilized. The pH indicator's normal red colour turns yellow in a positive test, indicating the presence of acid production.
However, Shigella species are rod-shaped, gram-negative, facultatively anaerobic, nonsporulating, and nonmotile members of the Enterobacteriaceae family. Within two days, they don't decarboxylate lysine or ferment lactose.Gram negative bacteria are tested for sulphur reduction and fermentation using the TSI method.Learn more about Sugar- Iron agar test here:
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Which ecosystem(s) would have more biodiversity that farmland?
Answer:
biodiversity
Explanation:
Biodiversity boosts ecosystem productivity where each species, no matter how small, all have an important role to play. For example, A larger number of plant species means a greater variety of crops. Greater species diversity ensures natural sustainability for all life forms.
Answer:
Coral reefs
Biodiversity is the variety of living species that can be found in a particular place—region, ecosystem, planet, etc. Coral reefs are believed by many to have the highest biodiversity of any ecosystem on the planet—even more than a tropical rainforest.
Explanation:
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how much oxygen is taking in for one process of cellular respiration
Cellular respiration uses six O2 molecules to convert one glucose molecule into six CO2 and six H2O molecules while harnessing energy as ATP and heat.
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A heterozygous purple flowered plants is crossed with one that is while.
Explanation:
A = Purple
a = white
Aa/AA - purple
aa - white
What happens when a phase in the cell cycle does something incorrectly / doesn't do its required tasks, what happens to the cells that are impacted by those errors and what effect does it have on other cells in the cell cycle?
When a phase in the cell cycle does something incorrectly, mutation occur which leads to cell death or cancer.
What happens when a phase in the cell cycle does something incorrectly?When a phase in the cell cycle does something incorrectly, then they cannot move to opposite poles in the later phases of mitosis, which result the cell with extra chromosomes and a daughter cell with missing chromosomes. These mutations can lead cell death, disease or cancer.
So we can conclude that When a phase in the cell cycle does something incorrectly, mutation occur which leads to cell death or cancer.
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Describe convection and give an example
Answer:
Everyday Examples of Convection
This hot water rises and cooler water moves down to replace it, causing a circular motion. radiator - A radiator puts warm air out at the top and draws in cooler air at the bottom. ... ice melting - Ice melts because heat moves to the ice from the air.
Explanation:
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What is division of labour in multicellular organisms?
hello,
here is your answer:
**********
Multicellular organisms are made up of millions of cells. These cells are divided into separate groups. Each group performs a specific function. Since these cells carry out only a particular function, they do it efficiently.
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How does the structure of DNA allow it to store hereditary information?
The structure of DNA allows it to store hereditary information due to the presence of Adenine (A), thymine (T), cytosine (C), and guanine (G).
Adenine (A), thymine (T), cytosine (C), and guanine (G) are sugar bases that are sequenced in the DNA responsible for storing genetic information. These bases are connected by ribbons of sugar-phosphate molecules to form a double helix.
Because of its distinct structure, DNA may duplicate itself during cell division. The DNA helix divides into two separate strands when a cell is getting ready to divide. Two new, double-stranded DNA molecules are created using these single strands as templates, each of which is a copy of the original DNA molecule.
What are the components of DNA?
Nucleotides are chemical building units that makeup DNA. A phosphate group, a sugar group, and one of four different nitrogen bases make up these building components. Nucleotides are joined together into chains, with the phosphate and sugar groups switching positions, to produce strands of DNA.
Therefore, sugar bases present in DNA help it store hereditary information.
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Bacteria divide by a type of ______________________ called ____________________.
Bacteria divide by a type of asexual reproduction called binary fission.
In the field of science, asexual reproduction can be described as a reproduction process that involves a single parent. The offspring produced are identical to the parent cell in asexual reproduction because this type of reproduction occurs through the process of mitotic division.
A bacterial cell divides into two by the process of binary fission. Before division, the bacterial cell makes a copy of its genetic material. After a copy of the genetic material is made, the bacteria divide into two equal halves hence resulting in the formation of two daughter cells. As the genetic material is the same, the two daughter cells are identical copies.
Hence, bacteria divide by the asexual process called binary fission.
Although a part of your question is missing, you might be referring to this question:
Bacteria divide by a type of ______________________ called ____________________.
a. sexual reproduction; binary fission
b. asexual reproduction; binary fission
c. asexual reproduction; elongation
d. sexual reproduction; replication
e. asexual reproduction; replication
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Explain the role of the mitochondria in the metabolism of eukaryotic cells.
All of the following are part of the mechanism of action of alpha and beta interferons EXCEPT they bind to the surface of uninfected cells. they are effective for long periods. they initiate manufacture of antiviral proteins. they disrupt stages of viral multiplication. they initiate transcription.
Answer:
They are effective for long periods of time
Explanation:
Alpha and Beta interferons are part or form of Interferons. The Alpha interferons is derived from leukocytes infected with virus, while the Beta is derived from fibroblasts infected with virus.
Both of them have various mechanism of action including:
1. they bind to the surface of uninfected cells.
2. they initiate manufacture of antiviral proteins.
3. they disrupt stages of viral multiplication.
4. they initiate transcription.
Hence, in this case, the correct answer is "they are effective for long periods" because they are not.
What happens to carbon in plants when the plants die?(1 point)
The carbon is not released; it is lost.
The carbon will be released into the soil for use by the next generation.
The carbon is released into the air.
The carbon is released into the soil, but it is not used again.
Answer:
The carbon will be released into the soil for use by the next generation.
Explanation:
I finished the quiz and this was the correct answer.
When the plants die in that case the plants will die and the carbon from the body of the plants gets displaced in the soil. This is the end cycle of the nutrients of plants.
What is the location of carbon in plants ?It is the carbon compounds with the glucose containing the 6 number of carbons and the sugars containing total in 5 numbers of carbons.
As the plants gets the soil there body gets decomposed into the soil and later on the carbon that is absorbed from the atmosphere is given back to the soil and later on they together make the energy sources of carbon in the form of fossils which can be demonstrated later on as well.
And after plants get died, they get decayed by releasing carbon to atmosphere. The difference in the amount of carbon plants get absorbed and they do release is known as the net primary productivity. It is the direct measurement of the amount of how much plant matter is from the crops to the forests or ocean phytoplankton by the Earth produces.
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suggest two unsafe attitudes that contribute towards substance abuse in communities.
Answer:
1.if they are doing it so will i
2.there is no life beyond poverty
Explanation:
1.some people do things they see another people doing
2.poverty can cause a person to loss hope and when you loss hope you are most lightly to fall under trap of substance abuse.
Most large mammals have type 1 survivorship curves, which means they have:.
which two waves lie at the begginning and end of the electromagnetic spectrum?
Answer:
radio waves and gamma rays
Explanation:
On one end of the electromagnetic spectrum are radio waves, which have wavelengths billions of times longer than those of visible light. On the other end of the spectrum are gamma rays
discuss the common structure of polymerases and the various functions that make them such an important protein to the cell
All DNA polymerases have an open right-hand-like fundamental structure made up of subdomains called the palm, fingers, and thumb. The palm's active sites include amino acids that are crucial for catalysis. Nucleotide-binding and recognition depend on the fingers.
A class of enzymes known as DNA polymerases is responsible for catalysing DNA synthesis during replication.
DNA polymerases' major function is to efficiently and properly replicate the genome to maintain the genetic code and ensure that it is faithfully passed down through the generations.
DNA polymerase (pol) is a tiny, two-domain eukaryotic DNA polymerase. During the repair of simple base lesions, each domain provides an enzymatic activity (DNA synthesis and deoxyribose phosphate lyase). The terms "polymerase domain" and "lyase domain" are used to describe these domains.
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an electron moves with a speed of 2.5×107 m/s in the directions shown in (figure 1) and (figure 2) below. a 0.60 t magnetic field points in the positive x-direction.
The force acting on an electron with a speed of \(2.5x10^7 m/s\) moving in a magnetic field of \(0.60 T\) pointing in the positive x-direction is \(3.0 x 10^-^1^7 N\)
When an electron is moving with a velocity v in a magnetic field B, a force F is exerted on the electron. This force is given by the formula: \(F = qvBsin\theta\) where q is the charge of the electron, v is the velocity of the electron, B is the strength of the magnetic field, and θ is the angle between the direction of motion of the electron and the magnetic field.
In this case, the electron is moving in a magnetic field of 0.60 T pointing in the positive x-direction, so θ = 90° and sinθ = 1.
Plugging in the given values, we get:
\(F = (1.6 x 10^-^1^9 C) (2.5 x 10^7 m/s) (0.60 T) (1)\)
\(= 3.0 x 10^-^1^7 N\)
Therefore, the force acting on the electron is \(3.0 x 10^-^1^7 N\)
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How does evolution lead to both biodiversity and commonalities among life?
Answer:
its D
Explanation:
just took the test
Lab: Natural Selection (PLEASE HELP NEED DONE ASAP) 100*points
Answer:
Natural selection is where the best adaptated beings survive and reproduce, passing there genes into the next generation.
Explanation:
Its evolution
Pls help thank you!!!!!!!
Answer:
The answer is D. phagocytosis