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Which of the following molecules directly participates in the process of translation?
Which of the following molecules directly participates in the process of translation?
mRNA, DNA, and rRNA
mRNA, tRNA, DNA, and rRNA
mRNA, tRNA, and rRNA
mRNA, tRNA, and DNA
Answers
Answer:
mRNA, tRNA, and rRNA
Explanation:
Translation is the second process of gene expression involving the synthesis of proteins from mRNA strand in the ribosomes. mRNA is the template for the translation process to occur. However, other certain molecules are necessary for the occurrence of translation.
The molecules that directly participates in the process of translation include:
- mRNA, which is transported from the nucleus into the cytoplasm (ribosomes) to be read.
- tRNA, this is a type of RNA present in the ribosomes whose function is to read the codons of the mRNA and carry corresponding amino acids to the peptide chain.
- rRNA, is another type of RNA that makes up the ribosomes and functions in the synthesis of proteins from the amino acids.
mRNA, tRNA, and rRNA directly participate in the process of translation.
During gene transcription, a specific sequence of DNA called gene is utilized as a template to create a messenger RNA (mRNA).This mRNA then travels to the ribosomes where is used to create a protein by a process called translation.The ribosome is a ribonucleoprotein complex consisting of proteins and ribosomal RNA (rRNA) sequences.The triplets of nucleotides or 'codons' in the mRNA indicate the linear order of amino acids that will be added to the protein.The transfer RNAs (tRNAs) are molecules that transport specific amino acids to the ribosomes and pair them via anticodon sequences that match the codon in the mRNA.In conclusion, mRNA, tRNA, and rRNA directly participate in the process of translation.
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The human brain contains different regions that control specific bodily functions. On a model, how could you identify the region of the brain that is responsible for voluntary activities of the body, as well as intelligence, learning, and judgment?
A. This region is the thalamus, between the brain stem and cerebrum.
B. This region is the brain stem, connecting the brain to the spinal cord.
C. This region is the cerebellum, divided into left and right hemispheres.
D. This region is the cerebrum, the largest region in the brain.
Answers
The right answer is option D. This region is the cerebrum, the largest region in the brain.
The cerebrum is responsible for voluntary activities of the body, as well as intelligence, learning, and judgment. It is the largest and most highly developed part of the brain, comprising two hemispheres connected by a thick bundle of nerve fibers called the corpus callosum.
The cerebrum is further divided into specialized regions known as lobes, including the frontal lobe, parietal lobe, temporal lobe, and occipital lobe.
These lobes house various cortical areas responsible for different functions, such as motor control, sensory perception, language processing, memory, and executive functions.
The cerebrum plays a critical role in higher cognitive processes and is responsible for our conscious thoughts, emotions, and decision-making abilities.
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Fimbrias and pili differ in that
Answers
Answer:
Explanation: true
uses of biotechnology in washing powder making
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Answer:
Here are some uses of biotechnology in the production of washing powders:
Enzymes: Enzymes are commonly used in washing powders to enhance the cleaning efficiency and remove various types of stains. Proteases, amylases, lipases, and cellulases are examples of enzymes used in washing powders. These enzymes break down protein-based, starch-based, lipid-based, and cellulose-based stains, respectively, into smaller fragments, making them easier to remove during the washing process.
Bio-surfactants: Surfactants are essential components of washing powders as they help to remove dirt and oil from fabrics. Biotechnology allows for the development of bio-surfactants, which are surfactants derived from biological sources, such as bacteria or yeast. These bio-surfactants are more environmentally friendly than traditional surfactants as they are biodegradable and have lower ecological impact.
Microbial Strains: Biotechnology can be used to isolate, characterize, and optimize microbial strains that produce enzymes or bio-surfactants. Microorganisms, such as bacteria and fungi, can be engineered or selected for their ability to produce specific compounds that enhance the cleaning performance of washing powders.
Genetic Modification: Genetic modification techniques can be employed to enhance the properties of microorganisms used in the production of enzymes or bio-surfactants. This allows for the creation of microorganisms with improved characteristics, such as increased enzyme activity or enhanced stability under varying conditions.
Fermentation Processes: Biotechnology facilitates the use of fermentation processes to produce enzymes and bio-surfactants at a large scale. Fermentation involves the controlled growth of microorganisms in bioreactors, where they produce enzymes or bio-surfactants through metabolic processes. This enables the efficient and cost-effective production of these ingredients for use in washing powders.
Explanation:
Human impact on ecosystems would most likely lead to secondary succession over primary succession. True or false
Answers
Answer:
TRUE
Explanation:
Secondary succession can happen after primary succession or independently of primary succession. Which type of change was seen in the ecosystems affected by the 1988 fires in Yellowstone Park? Human impact on ecosystems would most likely lead to secondary succession over primary succession.
What are the cell organelles and each of their functions?
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Answer:
Cell organelles are specialized structures within a cell that play a vital role in the cell's overall function. There are several different types of organelles, each with its own specific role. The nucleus is the control center of the cell and houses the cell's genetic material. The ribosome is responsible for producing proteins. The endoplasmic reticulum manufactures and transports molecules. The mitochondria provide energy for the cell. The Golgi apparatus is responsible for sorting and packaging molecules for transport. The lysosomes are responsible for breaking down large molecules. The vacuoles store nutrients and other molecules. The cytoskeleton is a network of protein fibers that helps maintain the shape of the cell and aids in transport. Finally, the chloroplast is responsible for photosynthesis in plant cells.
(250 word essay)
What are the environmental problems of this ecosystem and what would be the solution to these problems?
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Answer:
Air pollution is one of the biggest threats to the environment and affects everyone: humans, animals, crops, cities, forests, aquatic ecosystems, and much more. Since the Industrial Revolution, people have been polluting the Earth like never before. There is seldom a place today that has not been subjected to pollutants in one shape or another. Air pollution can be defined as an alteration of air quality that can be described by measures of chemical, biological or physical pollutants in the air. Therefore, air pollution means the unwanted presence of impurities or the strange rise in the proportion of some components of the atmosphere. It can be categorized into 2 areas: visible and invisible air pollution. Air pollution is caused by the presence in the atmosphere of harmful substances, mainly built by human activities, even though occasionally it can result from biological phenomena such as volcanic eruptions, dust storms, and wildfires, also depleting the air quality. The basic answer for air pollution is to drive away from fossil fuels, replacing them with alternative fuels like solar, wind, and geothermal. Creating clean energy is necessary. But equally crucial is to reduce our consumption of fuel by assuming trustworthy habits and using more efficient machines. From planning to destruction, the green building seeks to create environmentally accountable and resource-efficient systems to reduce its carbon footprint. In addition, monitoring air pollution levels has evolved into extremely necessary to detect pollution highlands, better manage air pollution, and ultimately enhance air quality.
Explanation:
You need 4 more words.
Some common environmental problems that ecosystems may face and potential solutions are habitat loss and fragmentation, pollution, climate change, loss of biodiversity, invasive species, overexploitation of resources, etc.
Habitat loss and fragmentation: Ecosystems can be impacted by the destruction and fragmentation of habitats due to human activities such as deforestation, urbanization, and infrastructure development. Solutions include implementing protected areas, reforestation and habitat restoration programs, and sustainable land-use practices.Pollution: Pollution from various sources, including industrial activities, agricultural runoff, and improper waste disposal, can degrade ecosystems and harm organisms. Solutions involve implementing stricter environmental regulations, promoting cleaner production methods, improving waste management systems, and raising awareness about pollution prevention.Climate change: Rising global temperatures, altered precipitation patterns, and increased frequency of extreme weather events pose significant challenges to ecosystems. Solutions include reducing greenhouse gas emissions, transitioning to renewable energy sources, promoting energy efficiency, and adapting conservation strategies to mitigate the impacts of climate change.Invasive species: Non-native species can outcompete native species, disrupt ecological processes, and negatively impact biodiversity. Strategies to address invasive species involve early detection and rapid response programs, implementing control measures, and preventing the introduction and spread of invasive species through improved biosecurity measures.Overexploitation of resources: Unsustainable harvesting of natural resources, such as overfishing, illegal logging, and poaching, can deplete populations and disrupt ecosystem dynamics. Solutions include implementing sustainable management practices, enforcing regulations, promoting responsible consumption, and supporting local communities in adopting alternative livelihoods.Loss of biodiversity: Ecosystems are facing a global decline in biodiversity, with species extinction rates accelerating. Solutions involve establishing protected areas, conserving critical habitats, promoting sustainable land-use practices, and raising awareness about the value of biodiversity.Learn more about Ecosystem, here:
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find the precent errot in the mesurment of the boiling point if the bromine labotory is 40.6^c and the accepted value is 59.35^c
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The percentage discrepancy between a measured experimental value and a theoretical actual value will be determined by this percent error calculator (% error calculator).
What is percentage error?Error percentage=|E||T||100
where T represents the theoretical value and E represents the experimental value.
Comparable to % change is this formula.
Percentage error = 59.35 − 40.6 / 100
= 18.75/100
= 0.1875
Therefore, The percentage discrepancy between a measured experimental value and a theoretical actual value will be determined by this percent error calculator (% error calculator).
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The interior of the phospholipid bilayer is _______ meaning it repels polar molecules, such as water
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The cell membrane's inside is hydrophobic, meaning that water won't cling to it. In order to effectively separate fluid inside the cell from fluid outside the cell, phospholipids form a two-layer cell membrane.
Why do polar molecules repelled by the phospholipid bilayer?Large hydrophilic polar or ionic molecules find it difficult to pass through the phospholipid bilayer. The cell membrane prevents the passage of any size charged atoms or molecules.
What component of the phospholipid bilayer is water-repellent?While the tails (the lipid component) are non-polar, the heads (the phospho part) are polar. The tails, which face the inside of the cell membrane, are "hydrophobic" (fearful of water), whereas the heads, which make up the exterior and inner linings, are "hydrophilic" (lovers of water).
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If a man with long eyelashes (EE) marries a woman with long eyelashes (Ee), what
are the possible genotypes and phenotypes of their children?
Answers
Answer:
EE, Ee
Explanation:
Where do we find most of our usable freshwater, and what can we do to keep it clean.
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Answer:
we find most of our cleanest water in freshwater rivers and lakes and we keep it clean by using processing plants
each centrosome in animal cells organizes microtubules and contains two _____, which can also form the base of cilia and flagella.
Answers
Answer:centrioles
Explanation:
Animal cell centrosomes contain two centrioles, which can also serve as the basis of cilia and flagella, and organise microtubules.
Forming cilia and flagella using centrioles?Centrosomes, cilia, and flagella are all formed from the microtubule-based cylindrical organelles known as centrioles/basal bodies (CBBs). The three ancestral structures—CBBs, cilia, and flagella—are found in all significant eukaryotic taxa.
What causes the centrosome of an animal cell to assemble its microtubules during mitosis?Animal cells' cytoplasm contains a pair of barrel-shaped organelles called centrioles that are close to the nuclear envelope. The skeletal framework of the cell, the microtubules, are organised by centrioles. They aid in pinpointing where the cell's nucleus and other organelles are located.
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Help plsss I rlly need it?:(
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3. The tundra, temperate deciduous forest, Desert, and Taiga are examples of which of the following?
biome
ecosystem
biosphere
population
Answers
5. Write descriptions of what makes a person strong
courageous. Determine whether such strength is emotional,
spiritual, or physical; and if you can acquire it or are you born
with it?
Answers
Answer:
the strength is got from the food we eat
Explanation:
sometimes it can be spiritual or physical because u can acquire strength through others
in an experiment, the independent variable is ____. group of answer choices
a. manipulated
b. optional
c. measured
d. a source of bias
Answers
The independent variable in an experiment is manipulated by the experimenter to determine its effect on the dependent variable. Answer: a. manipulated.
In an experiment, the independent variable is the variable that is deliberately changed or manipulated by the researcher to see its impact on the dependent variable. The dependent variable, on the other hand, is the variable that is being measured or observed and is affected by the independent variable.
For example, if a researcher wants to investigate the effect of caffeine on reaction time, they would manipulate the amount of caffeine given to the participants (independent variable) and measure their reaction time (dependent variable). The independent variable is the variable that the researcher has control over and can be changed or manipulated, while the dependent variable is the variable that is being measured and affected by the independent variable.
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How is selective pressure related to evolution?
A. Selective pressure can be a driving force of evolution.
B. Selective pressure is the same as evolution.
C. Selective pressure ensures that evolution has an end product.
D. Selective pressure causes evolution to proceed randomly.
Answers
Selective pressure can be a driving force of evolution; option A.
What is selective pressure?Selective pressure refers to external forces which affect an organism's ability to survive in a given environment.
Selective pressure can either decrease or increase the occurrence of a trait.
Therefore, selective pressure can be a driving force of evolution.
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You are doing an experiment in which you are using an in vitro translation system derived from rabbit reticulocytes, called a rabbit reticulocyte lysate, to translate mRNA in a test tube. The rabbit reticulocyte lysate contains ribosomes, translation initiation and elongation factors, tRNAs, aminoacyl tRNA synthetases, release factors, amino acids, and ATP. The lysate does not contain any mRNA, so you must add the mRNA you would like to translate to the system. A. When you analyze the proteins made from your lysate, you find that they are all only two amino acids long. At first, you think that there must be a mutation to a stop codon in the position of the third codon, so you do another experiment with a different mRNA. Again, all the newly synthesized proteins are only two amino acids long, so you conclude that there is a problem with some component in your lysate.
Describe ONE possible problem in the translation system (lysate) that would result in the limitation of newly synthesized peptides to two amino acids in length.
Answers
Answer:
Problems with transfection efficiency or absence of essential mRNA modifications (capping and poly-A tail)
Explanation:
Translation is the process of protein synthesis from RNA in which the genetic information encoded in a messenger RNA (mRNA) molecule is translated into a protein sequence composed of amino acids. Translation has three steps: initiation, elongation, and termination. During translation, different elements are required to initiate, continue and complete the process, which include essential molecules such as amino acids, mRNA, tRNAs, ribosomes, energy-carrying molecules (i.e., ATP, GTP), initiation factors (i.e., eIF1A, eIF3, etc) and elongation factors (eEF-2, EIF5A). For example, humans can't synthesize nine essential amino acids (i.e., threonine, tryptophan, phenylalanine, valine, methionine, leucine, histidine, isoleucine, lysine), thereby it is imperative to include these amino acids to synthesize proteins composed of them. On the other hand, it is also fundamental to take into account that the efficiency of transfection of the molecules required during translation, as well as the absence of modifications in the mature mRNA sequence, may alter the process in vitro.
I need help on This question I’ll give you brainliest
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The change to the investigation that would remove the source of the error noticed by the scientist is to test a fourth group, in which the participants do not receive the mineral supplement (option A).
What is a controlled experiment?A controlled experiment is an experiment designed to replicate the main experiment in every way, except in respect of the one variable that is being tested, so as isolate the effect of that variable.
In other words, a control is introduced in the experimentation process. A control is group of test subjects left untreated or unexposed to the independent variable.
According to this question, a company is testing the effect of a mineral supplement on common cold. The experimental procedure is okay except that they didn't include a fourth group, which will serve as the control.
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which two statements correctly relate RNA amino acids , and proteins
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The two correct statements that relate RNA, amino acids, and proteins are C and D.
RNA, Amino acids, and ProteinsRNA is used to build the amino acid sequence: RNA molecules, specifically messenger RNA (mRNA), serve as templates for protein synthesis. During a process called translation, the sequence of nucleotides in mRNA is read by ribosomes, and the corresponding amino acids are assembled in a specific order to form a protein.
Long amino acid sequences fold in a specific way to form proteins: Proteins are composed of long chains of amino acids. After the amino acids are synthesized and linked together, the resulting chain folds into a three-dimensional structure, which is critical for the protein's function. This folding process is driven by various interactions between the amino acid residues in the chain, allowing the protein to adopt its specific shape and perform its specific function.
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Part D
How could you model this process in a different way? Explain how you'd design this model so that the entire process is
clear to the reader.
Answers
An illustrated diagram will be helpful in understanding the transmission.
What is a model?It should be noted that a model simply means the representation of a task or a concept.
In this case, to model the process in a different way, an illustrated diagram can be used. The diagram will show an adult with the major parts of the nervous system highlighted.
The nerve pathways involved in stimuli processing and response will also be highlighted in different colors.
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Comparative morphology ______.
Answers
Answer: analysis the similarities and differences between organisms of the same species
Explanation:
Comparative morphology is analysis of the patterns of the locus of structures within the body plan of an organism, and forms the basis of taxonomical categorization. Functional morphology is the study of the relationship between the structure and function of morphological features.
Mitochondria are vital to cells by carrying out which of the following functions
Answers
Answer:
Cellular Respiration.
Explanation:
Mitchondria are cell organelles that are essential to cells due to them being the site of Cellular Respiration. This is how cells produce energy to function by the use of Oxygen and breaking down Glucose molecules.
. Two students are discussing natural selection in bacteria and how it can relate to antibiotic resistance in
bacteria.
Bernadette states that when antibiotics are used, bacteria can respond by developing traits to help them
defeat the antibiotic, which then may increase their fitness.
Dominique states that there is already a variety of traits among the bacteria. Bacteria that have traits that
allow them to survive the antibiotic and reproduce may have higher fitness.
Which individual's reasoning do you agree with more and why
Answers
Answer:
Bzryh
Explanation:
because he won
For the gene that codes for the complexion of cheeks, there are two traits:
rosy (k) and pale (r). A researcher finds a couple-one with rosy cheeks and the
other with pale cheeks-who have had sixteen children. If Mendel's percentages
hold true (think Punnett Squares), around how many of these children would you
suspect have pale cheeks if the parent with rosy cheeks is a heterozygote?
Answers
Eight of the sixteen children would be expected to have pale cheeks if the parent with rosy cheeks is a heterozygote.
Gene, the complexion of cheeks, and traits:Mendel's law of segregation states that when two parents with different traits mate, the traits of their offspring are determined by what genes they receive from each parent. In this scenario, the parent with rosy cheeks is a heterozygote, meaning that they possess two different alleles for the gene that codes for the complexion of cheek color.
This means that they have both the rosy (k) and pale (r) alleles. According to Mendel's law, each of their offspring has a 50% chance of receiving either the rosy (k) allele or the pale (r) allele from the parent with rosy cheeks. Therefore, if we assume that Mendel's percentages hold true, 8 of the 16 children would be expected to have pale cheeks, with the other 8 children having rosy cheeks.
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What is a magnification of x240,000 in standard form?
Answers
Thus, $ 2400000 $ is used as the conventional notation for $ 2.4 million.
What is the standard form of 24000?Standard form refers to any number that can be expressed as a decimal number and falls within the range of 1.0 and 10.0 when multiplied by a power of 10. Therefore, 2.4104 is the 24000 standard form.By "magnification," we imply a comparison between the size of the picture produced by a lens and the size of the item. For a lens: The ratio of the image's height to the object's height is known as the magnification factor, or m.Image size / real size is the definition of magnification. Actual size equals image size / magnification Magnification is a measurement of how large an image is in relation to how big an object is. It is defined as the ratio of image height to object height.To learn more about notation refer to:
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7) Which is NOT the correct description about water potential?a) High water concentration can increase water potential.b) High solutes concentration can decrease water potential.c) Water always flow from an area of high water potential to low water potential.d) Water flows through a plant from leaves toward roots.e) High pressure can increase water potential.
Answers
The correct answer is D.
The water flows from roots to leaves, not from leaves to roots.
In pea plants, the allele for tallness is dominant (T) to the allele for shortness (t). A pea plant that is tall (TT) is mated with another pea plant that is short (tt). Which of the following is correct about their offspring? (Do a Punnett square if needed!) *
1. Half (50%) of the offspring will have the dominant allele
2. All of the offspring will be short
3. All of the offspring will be tall
4. Half (50%) of the offspring will carry the recessive allele
Answers
the formation of ocean currents is due mainly to the effects of ?
A:winds
B: mid-ocean ridges
C: the sun heating the surface water
this is a multiple choice question
Answers
B: mid ocean ridges, i’m pretty sure is the answer.
Answer: Option A, Winds is correct
Explanation:
Ocean currents are caused by wind action. A horizontal movement of ocean water that is caused by wind occurs at or near the oceans surface.
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What genetic trait allows organisms to survive natural selection in their
environments?
Answers
Answer:
Adaptations
Explanation: