Answer:
c
Explanation:
The genetic code for one amino acid molecule consists of three nucleotides. Thus option C is correct.
What is genetic code?
Genetic code is defined as a sequence of instructions that directs the translation of DNA into 20 amino acids, which are the basic building blocks of proteins in living cells.
It can also be defined as the collection of instructions that live cells follow to convert information stored in genetic material into proteins.
Nucleotides are defined as a three-subunit chemical molecule consisting of a nitrogenous base, a five-carbon sugar, and a phosphate group.
It can also be defined as the fundamental building component of nucleic acids.
There are basically two types of nucleotides.
Purines - They are defined as a heterocyclic aromatic organic molecule composed of two fused rings. Adenine, guanine and hydro xanthine are purines.Pyrimidine - They are defined as a simple aromatic compounds with a six-membered ring of carbon and nitrogen atoms. Cytosine, thymine and uracil are pyrimidines.Thus, the genetic code for one amino acid molecule consists of three nucleotides. Thus option C is correct.
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Why is open pit mining so devastating to the environment?
A. It completely removes any topsoil
B. It causes mass erosion of sand
C. It exposes dangerous chemicals buried in the earth's crust
D. It releases a lot of carbon dioxide into the air.
Answer:
B
Explanation:
i think B is the correct
Answer:
It completely removes any available topsoil.
Explanation:
doing the test rn
Explain mechanism of transportation in mollusca
Answer:
The mollusk circulatory system uses a heart to pump blood through the organism, and the respiratory system of aquatic mollusks centers around their gills. The heart pumps blood through blood vessels that lead from the gills into body cavities called hemocoels.
Questions
Which of the following will occur if a plant
species is exposed to an environment that
exceeds its tolerance range?
Choose an answer
The species will change its tolerance
range.
The species will not be affected.
The species will be stressed.
The species will continue to thrive.
During which phase(s) of mitosis are structures like the one shown in Figure 10–2 visible?
Answer:
Prophase
Explanation:
Not 100% sure though.
Answer:
Prophase
Explanation:
During prophase, chromosomes condense which is why it looks like that
"Based on the information given, are there toxicologu studies that
may he avioded because of special circumstances. three situations
are listed below, please list the rationale of they exist and any
sp
8 Here are some descriptions of a few molecules. Based on the information given, are there toxicology studies that may be avoided because of special circumstances. If so, then the cost and perhaps time of development may be reduced. Discuss these special dispensations, if they exist and the rationale why those studies may not be necessary; that is, everybody-even the risk averse deem these studies not useful in risk assessment. Large peptide molecule for the treatment of pruritus (itch) The therapeutic is applied topically and studies have shown that no measurable drug reaches the systemic circulation. The intended patient population includes adult and elderly males and females. Large protein molecule (human-specific) administered intravenously for the treatment of Inflammatory Bowel Disease. The intended patient population includes males and females above the age of 18 years. A small peptide (arginine-histidine-alanine-tyrosine) for the topical treatment of decubitus ulcers. When applied to dermal ulcers, some drug does reach the systemic circulation. The intended patient population is typically the elderly, though a lot of off label use is included in younger patients (eg. Quadriplegic or persistent coma).
Non-clinical systemic toxicity testing is required as the systemic exposure is anticipated.
There are toxicology studies that may be avoided because of special circumstances for the three molecules. Here are the reasons:For a large peptide molecule for the treatment of pruritus (itch):It is applied topically and studies have shown that no measurable drug reaches the systemic circulation. The intended patient population includes adult and elderly males and females. Therefore, non-clinical systemic toxicity testing is not required.For a large protein molecule (human-specific) administered intravenously for the treatment of Inflammatory Bowel Disease:Since the intended patient population includes males and females above the age of 18 years and the molecule is human-specific, non-clinical systemic toxicity testing can be avoided.
Moreover, animal studies may not be necessary.For a small peptide (arginine-histidine-alanine-tyrosine) for the topical treatment of decubitus ulcers:When applied to dermal ulcers, some drug does reach the systemic circulation. The intended patient population is typically the elderly, though a lot of off label use is included in younger patients (eg. Quadriplegic or persistent coma). Therefore, non-clinical systemic toxicity testing is required as the systemic exposure is anticipated.
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PLEASE HELP!!! WIL GIVE BRAINLIEST
The following leaf, with edges that appear burnt, was observed on an impatiens plant.
Which mineral is this impatiens likely deficient in?
a. phosphorus
B calcium
C potassium
D sulphur
The approximate mass distributions of a female at ages 10 and 20 are shown in figure p8. 13. The masses quoted for portions of the arms and legs are for each.
For females, the masses for the arms is usually smaller than the masses for the legs because the leg bones are denser than the arm bones.
What is mass?Mass is defined as the quantity of matter in a body.
The mass distribution of human body shows that the liberal of the human body usually have a higher mass than the upper body.
For female, the masses for the arms is usually smaller than the mass for the legs because the leg bones are denser than the arm bones.
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which organelle plays no role in the production of or utilization of energy in the cell?
Answer:
Mitochondria...!
Explanation:
Because it is known as the power house of the cell...!
How is Matter cycled in ecosystems?
Answer:
All matter goes back into carbon dioxide, water, and minerals
Explanation:
Matter cannot be created or destroyed. There is a constant cycle of matter that repeats itself.
Answer the following questions regarding transcription:
What unwinds the DNA double helix to be read?
What enzyme reads the DNA and makes hnRNA? What is hnRNA and how is it related to mRNA?
Where does this enzyme bind- name the region and how many base pairs upstream or downstream?
During transcription, the DNA double helix is unwound by the enzyme RNA polymerase. This enzyme reads the DNA and synthesizes a complementary molecule of hnRNA (heterogeneous nuclear RNA). hnRNA is the precursor to mRNA (messenger RNA), which carries the genetic information from the DNA to the ribosomes for protein synthesis.
The enzyme responsible for reading the DNA and synthesizing hnRNA (heterogeneous nuclear RNA) is called RNA polymerase II. hnRNA is the precursor to mRNA (messenger RNA). hnRNA undergoes a series of processing steps, including splicing, capping, and polyadenylation, to become mature mRNA, which is then used as a template for protein synthesis.
RNA polymerase II binds to a specific region of DNA called the promoter. This region is usually located upstream of the gene to be transcribed, typically within 100-200 base pairs from the transcription start site.
In summary, during transcription, helicase unwinds the DNA double helix, and RNA polymerase II reads the DNA to create hnRNA, which is later processed into mRNA. The enzyme binds to the promoter region upstream of the gene.
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microdomains in eukaryotic plasma membranes can participate in
Microdomains in Eukaryotic plasma membranes can participate in cell movement, cell division and signal transduction.
Eukaryotic cells' plasma membrane takes part in signal transduction and a variety of other cellular processes to keep cells in a healthy state. Membrane microdomains, also known as lipid rafts or membrane rafts, have received a lot of interest recently for their potential role as plasma membrane signalling platforms.
The actin cytoskeleton and anchoring transmembrane proteins force a secondary macro-organization within which plasma membrane microdomains are found. Although several different forms of microdomains have been identified, it is still unclear how big they are or how they are organised or distributed.
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The complete question is:
Microdomains in eukaryotic plasma membranes can participate in _____.
Who was the first to model the sun as the center of our universe, or the heliocentric theory?
Question 2 options:
Kepler
Copernicus
Ptolemy
Brahe
Answer:
Copernicus
Explanation:
Answer:
The answer is Copernicus.
Explanation:
Nicolaus Copernicus was a Renaissance polymath, active as a mathematician, astronomer, and Catholic canon, who formulated a model of the universe that placed the Sun rather than Earth at its center. In all likelihood, Copernicus developed his model independently of Aristarchus of Samos, an ancient Greek astronomer who had formulated such a model some eighteen centuries earlier.How do products and reactants of photosynthesis and cellular respiration relate?
Answer:
Photosynthesis converts carbon dioxide and water into oxygen and glucose. Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.
Jackson got help from his brother on You started off as a single cell and are now composed of trillions of cells. How do you think this occurs?the practice assignment questions. Jackson is cheating
Cheating is not ethical. The process of starting as a single cell and growing into trillions of cells is called cell division and differentiation, which is regulated by a complex network of genes and signaling pathways.
Cheating is unethical and not the right approach to learning. It is important to do the work yourself to truly understand the concepts and succeed in your education. As for the question at hand, the process of starting as a single cell and growing into trillions of cells is called cell division and differentiation.
During development, a single fertilized egg undergoes many rounds of cell division to form an embryo. As the cells continue to divide and differentiate, they become specialized and form the different tissues and organs in the body. This process is regulated by a complex network of genes and signalling pathways.
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all you need is in the photo
please answer fast
I give 70 points
Answer:
reproduction and attracting pollinators
Explanation:
think about it .think about a look at the flower where does the pollen and it come from on the flower.
Answer:
The answer is reproduction and attracting pollinators
:)
:)
Explanation:
If a short-day plant receives a one-minute exposure to light in the middle of the dark period rather than continuous darkness, it will:
A) produce more flowers.
B) produce smaller flowers.
C) produce larger flowers.
D) not flower.
A one-minute exposure to light in the middle of the dark period disrupts the required uninterrupted darkness for short-day plants and resets their internal clock, preventing them from flowering. This response is due to the specific light sensitivity and photoperiodic requirements of short-day plants.
If a short-day plant receives a one-minute exposure to light in the middle of the dark period rather than continuous darkness, it will not flower.
Short-day plants, also known as long-night plants, require a certain period of darkness to induce flowering. These plants initiate flower formation when the duration of uninterrupted darkness exceeds a critical threshold, typically around 12-16 hours. In the absence of this continuous darkness, the plant's internal processes and hormone production are not triggered, leading to the inhibition of flowering.
When a short-day plant is exposed to a one-minute exposure to light in the middle of the dark period, it disrupts the required uninterrupted darkness and resets the internal clock of the plant. This exposure to light interrupts the plant's perception of the long night and signals that it is not yet time to initiate the flowering process. Consequently, the plant does not produce flowers.
To better understand this phenomenon, imagine a short-day plant as having an internal timer that keeps track of the duration of darkness it experiences. When the timer reaches the critical threshold, the plant begins to flower. However, any interruption of darkness, even for a short duration like one minute, resets the timer back to zero, effectively delaying the flowering process.
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a small foreign molecule that can be added to larger carrier molecule to increase its immunogenicity is called
Hapten is small foreign molecule that can be added to larger carrier molecule to increase its immunogenicity.
A hapten is a substance that can bind to a specific antibody but does not have antigenicity on its own. When injected directly into animals, many small molecules of Mr 1000, such as toxins, drugs, and hormones, are incapable of eliciting an immune response. As a result, they are not immunogenic on their own and are referred to as haptens.
Haptens are small molecules in immunology that elicit an immune response only when attached to a large carrier, such as a protein; the carrier itself may not elicit an immune response (in general, only large molecules, infectious agents, or insoluble foreign matter can elicit an immune response in the body). Once the body has produced antibodies against a hapten-carrier adduct, the small-molecule hapten may be able to bind to the antibody, but it will not usually initiate an immune response; only the hapten-carrier adduct can do so. Small-molecule haptens can sometimes even inhibit immune response to the hapten-carrier adduct by preventing the adduct from binding to the antibody, a process known as hapten inhibition.
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what is true of a population
Answer: all members live at the same time all members live in the same area and all members are the same species
Explanation: trust
ach of two parents has the genotype , which consists of the pair of alleles that determine , and each parent contributes one of those alleles to a child. assume that if the child has at least one allele, that color will dominate and the child's will be . a. list the different possible outcomes. assume that these outcomes are equally likely. b. what is the probability that a child of these parents will have the genotype? c. what is the probability that the child will have ?
Each of two parents has the genotype blonde divided by red, which consists of the pair of alleles that determine hair color, and each parent contributes one of those alleles to a child.
If the child has at least one allele, that color will dominate and the child would be blonde.
a. The different possible outcomes are blonde-blonde, blonde-red, red-blonde, and red-red.
b. The probability that a child of these parents will have the dominant genotype is 3/4 or 0.75.
c. The probability that the child of these parents will have a recessive genotype is 1/4 or 0.25.
Genotype is the genetic make-up of a single characteristic, a collection of traits, or a full complex of traits in relation to an organism or group of organisms. Genotype of an organism represents the phenotype of that organism.
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claim why is methodical thinking critical to engineers
Methodical thinking is critical to engineers because the ability to think critically is essential for engineering students and future engineers. This is due to the demands of their work, which include accuracy and fidelity, clarity in action, practical thought, decision-making, attentiveness, and systematization.
By completing a task systematically, methodical thinking helps engineers avoid accidents and perform tasks without making mistakes.
Engineers must have a methodical approach to problem-solving if they are to implement processes that will be repeated repeatedly. They must also follow each step carefully to prevent accidents or forgetting a crucial step in the creation of a material, the construction of an object, etc.
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One example of qualitative data that can be collected when using a microscope
Answer:
Qualitative and quantitative are two research technique that used in microbiology to collect the data information. These are very useful techniques.
Explanation:
There are several technique has been used in microbiology in collecting data. There are qualitative and quantitative collection of data. Qualitative data tells about data intent in yes or no form. The other techniques such as quantitative technique which provide information about the numerical value of data.
Qualitative technique is used in research would collect data on growth of the bacterial sample on the solid growth of the sample. It is used to assess whether the bacteria in the data is living or dead. It reveals the wealth of the qualitative information of data. The observation of microorganism in microscope get information whether the organism is in propelled motion or its dead.
PLEASE HURRY!
what is the rna code for the dna code AGTGCCTTG?
23. perception refers to the process by which: a. the brain organizes and interprets sensation b. sensory receptors gather information from the environment c. sense organs transmit information to the brain for initial processing d. the brain minimizes response to stimuli that do not change
Perception can be referred to as the process by which the brain organizes and interprets sensation. This occurs through transformation of sensory information. Thus, the correct option is A.
What is Perception?The process by which people organize and interpret the sensory input to give significance to their environment is known as perception. To understand how this perception functions, it is important to first comprehend sensation.
Sensation is the detection of physical stimuli, such as the sound waves or the light waves, by the sensory receptors which are located in the eyes, ears, nose, tongue, and skin organs. This sensory information is transformed into the neural signals that are carried to the brain, where they are interpreted into meaningful patterns.
Perception includes the integration of these signals into meaningful experiences, as well as the interpretation of the significance of stimuli in the context of an individual's personal history and expectations. Sensory receptors are specialized cells which respond to specific types of stimuli, such as light or sound waves.
Sense organs are the collections of these receptors which are grouped together to form the sensory systems, such as the visual or the auditory systems. When the sensory receptors detect these stimuli, they send signals to the brain for initial processing.
These signals are then transformed into meaningful patterns through the process of perception, which includes the integration of the signals into meaningful experiences, as well as the interpretation of the significance of stimuli in the context of an individual's personal history and expectations.
Therefore, the correct option is A.
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what happens when temperature increases? ( give THREEE examples !!!!!!
Answer:
molecules in the gas move faster. impacting the gas container more frequently and exerting a greater force. moisture most likely will increase too.
Explanation:
Critically evaluate the national school lunch program and the breakfast program served at school. if you were in charge of changing the program, how would you modify it? improve it?
The National School Lunch Program and the School Breakfast Program are important federal programs that provide nutritionally balanced meals to millions of school children across the United States.
However, there are several criticisms and concerns about these programs that need to be addressed to improve their effectiveness.
Critique of the National School Lunch Program and School Breakfast Program:
Quality of food: There have been concerns about the quality of food provided by the programs. Some schools have been accused of serving processed, unhealthy, and unappetizing food.
Accessibility: The programs are not accessible to all students due to factors such as geography, transportation, and school schedule.
Wastage: There is a significant amount of food waste associated with the programs, which can be a financial burden on schools.
Cost: The cost of providing nutritious meals can be prohibitive for some schools, especially those in low-income areas.
If I were in charge of changing the program, here are some modifications I would consider to improve the National School Lunch Program and School Breakfast Program:
Increase funding: The federal government should increase funding for the programs to ensure that schools can provide healthy and nutritious meals to all students.
Improve food quality: The programs should be required to serve high-quality, fresh, and nutritious food that is appealing to children.
Expand accessibility: The programs should be expanded to ensure that all students have access to nutritious meals, regardless of their geographic location or school schedule.
This could involve providing meals during non-traditional hours or using mobile meal delivery services.
Reduce food waste: Schools should be encouraged to implement strategies to reduce food waste, such as composting or donating excess food to local charities.
Increase participation: Schools should implement strategies to increase participation in the programs, such as offering incentives to students who participate, or providing nutrition education to students and parents.
In conclusion, while the National School Lunch Program and School Breakfast Program provide a valuable service to millions of school children, there is room for improvement.
By addressing concerns about food quality, accessibility, food waste, and cost, these programs can be modified to better serve the needs of all students.
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Which of the following is not a function of meiosis? cause an organism to grow O produce gametes keep chromosome number constant from one generation to the next reduce the chromosome number in gametes create genetic variability
Meiosis does not cause an organism to grow. While meiosis has important roles in producing gametes, maintaining chromosome number, and generating genetic diversity, it is not responsible for causing an organism to grow.
Meiosis is a specialized form of cell division that occurs in sexually reproducing organisms. Its primary functions include producing gametes (sex cells), reducing the chromosome number in gametes, and creating genetic variability. However, meiosis is not responsible for causing an organism to grow. The growth of an organism occurs through the process of mitosis, which is a type of cell division that leads to the production of somatic cells. Mitosis allows for the increase in cell number, tissue growth, and overall development of an organism. In contrast, meiosis is specifically involved in the formation of gametes, such as sperm and eggs, which are used for sexual reproduction. During meiosis, the chromosome number is reduced by half, ensuring that the offspring receive the correct number of chromosomes from each parent. Additionally, meiosis promotes genetic variability through processes like crossing over and independent assortment, which result in the shuffling and recombination of genetic material.
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Name Cu2(SO4)3 (transition metal).
Answer:
Cooper sulphate
Explanation:
I think soooo
01:53:26 The main factors that determine the amount of runoff in an area include the shape of the land, how people use the land, the type of soil, and: a. amount of soil and vegetation b. amount of rain and vegetation c. amount of rain and amount of soil d. amount of rain and rock formations
Answer:
a
Explanation:
since runoff can be caused by little rainfall but in abundance of vegetation then it may decrease since they stop or slow down it's flow but runoff can not be affected by rocks since the velocity may even wear it
Answer:
The answer is a
Explanation:
i took the test its not that hard but its ok <3
Isometric training is ideal for immobilized rehab situations, they facilitate recovery and reduce muscle atrophy and strength loss
Answer:
An isometric training is a static contraction of a muscle.
Explanation:
An isometric training is a type of exercise which involves the static contraction of a muscle where no visible movement in the angle of the joint occur. Isometric exercises helps in maintaining and recovery of strength of our body. They can also build strength, but not very effectively like other exercises. During isometric training, the muscles doesn't change its length and the affected joint doesn't move from its place.
4) This is the word geologists use for loose pieces of minerals and rock. The particles are transported by wind, water, or ice,
and/or the force of gravity and eventually deposited.
Answer:sediment
Explanation: