The mRNA codon CUU codes for the amino acid leucine (leu). A mutation leaves the codon as CUC, what type of mutation is this?
A) Chromosomal
B) Frameshift
C) Insertion
D) Silent
Answers
Answer:
d because it id silent not frame insertion or chromodomal
Related Questions
In terms of energy, what is the difference between glucose and ATP? 
Answers
Answer:
Cellular respiration breaks down glucose into water and carbon dioxide producing 38 net ATP molecules. ATP is the energy containing nucleotide in cells while the energy found in glucose is used to make ATP. The key difference between glucose and ATP is the composition of these two molecules.
in the plant kingdom, all of the species are descended from a single common ancestor. in terms of phylogeny, what type of tree of life is this?please choose the correct answer from the following choices, and then select the submit answer button.answer choicesallopatricpunctuatedmonophyleticsympatricuniphyletic
Answers
The statement that all plant species are descended from a single common ancestor represents a monophyletic tree of life.
Monophyletic groups include a common ancestor and all of its descendants.
This means that all of the plant species alive today can be traced back to a single ancestral species.
Monophyletic groups are important in evolutionary biology as they represent a complete lineage of descent and allow us to understand the evolutionary relationships between different species.
In contrast, a paraphyletic group includes a common ancestor and some, but not all, of its descendants.
This type of grouping is less useful in evolutionary biology because it doesn't represent a complete lineage of descent.
Allopatric and sympatric refer to the geographic separation or overlap of populations, while punctuated refers to a specific pattern of evolution involving periods of rapid change followed by long periods of stasis. Therefore, the correct answer is a monophyletic tree of life.
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When microscope slides are stained to show
blood cells, the small red blood cells that appear
on the slides are much more numerous than
the large white blood cells. This supports the
concept that
Answers
In microscope, each kind of cell is present in the numbers best situated to meet the need of the body.
What are the uses of microscope?A microscope is an instrument that is used to magnify small objects. Some microscopes can even be used to observe an object at the cellular level, allowing scientists to see the shape of a cell, its nucleus, mitochondria, and other organelles.
A microscope is an instrument that makes an enlarged image of a small object, thus revealing details too small to be seen by the unaided eye. The most familiar kind of microscope is the optical microscope, which uses visible light focused through lenses.
The optical parts of the microscope are used to view, magnify, and produce an image from a specimen placed on a slide.
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a benign neoplasm of the hepatic flexure is coded with code
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The code for the malignant neoplasm is C19 when the results of the biopsy determined a malignant neoplasm of colon and rectum.
What is biopsy and what is the code for the malignant neoplasm here?Biopsy is a medical test done to check if the tissue or organ's cell is getting cancerous and to consider the tumors malignant and in biopsy test a sample of tissue is cut and taken to be under consideration for the further check up of the cut tissue.
Here the question is asked of the patient admitted for the biopsy of rectal tissue and the results came malignant that is cancerous and the code of the neoplasm.
Therefore, The code for the malignant neoplasm is C19 when the results of the biopsy determined a malignant neoplasm of colon and rectum.
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What is the meaning of the idiom yellow journalism?.
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Using sensationalism and grotesque exaggeration to draw readers and make news eye catching in is known as "yellow journalism."
Yellow journalism, often known as yellow press, refers to journalism and related newspapers that show little to no real, in-depth news in favour of employing eye catchy headlines to boost readership. Techniques could involve sensationalising, exaggerating newsworthy occurrences, or some combination of these. When it was at its height in the late 19th century, it was one of several elements that influenced the United States and Spain to go to war.
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Which of the choices below correctly describes how an action potential generated at the neuromuscular junction (NMJ) is converted to excitation in the muscle fiber?
An action potential in the motor neuron causes ACh to be released into the synaptic cleft. Binding of ACh to sarcolemma receptors initiates graded potentials.
Answers
When an action potential is conveyed to the axon terminus, depolarization causes voltage-gated calcium channels to open and conduct an influx of calcium, allowing the vesicles carrying acetylcholine to be released into the synaptic cleft with a chemical transmitter(ACh)
Acetylcholine (ACh), a chemical transmitter, is released into the synaptic cleft as a result of the action potential. ACh diffuses through the post synaptic or postjunctional membrane and binds to specific receptors there. A membrane channel particularly undergoes a conformational change upon ACh binding to its receptors.
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ACh is activated cleft in response to with an action potential inside the motor neuron.
Voltage-gated calcium channels open and transmit an influx of calcium when an action potential is sent to the axon terminus neuron, allowing synaptic vesicle carrying acetylcholine to be discharged into the synaptic gap with such a chemical transmitter (ACh).The action potential cleft causes the chemical transmitter acetylcholine (ACh) to be released into to the synaptic cleft. ACh is activated cleft in response to with an action potential inside the motor neuron transmitter.ACh binds to certain receptors in the idea of this approach or postjunctional membrane after diffusing through it. When ACh binds to a membrane channel's receptors, the channel changes conformation.
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“Some viruses are programmed to reproduce by identifying bacteria, killing them, and assembling new viruses.viruses do not eat the bacteria and do not grow after they are made. Viruses are not alive. Explain two reasons why.”
Answers
1. Viruses cannot reproduce on their own: Unlike living organisms, viruses cannot reproduce on their own. They need to infect a host cell and hijack the host cell's machinery in order to replicate themselves. Once they have infected a host cell, they use the cell's energy and resources to create new copies of themselves. However, they do not have the ability to reproduce outside of a host cell.
2. Viruses do not have the ability to carry out metabolic processes: Living organisms carry out metabolic processes, such as respiration and digestion, in order to obtain energy and nutrients. Viruses do not have the ability to carry out these processes on their own. They rely entirely on the host cell to provide them with energy and nutrients. In fact, viruses do not even have the necessary machinery to carry out these processes. They lack the organelles, such as mitochondria, that are responsible for energy production in living cells.
what is the function of rna polymerase? a all of the above. b it unwinds the double helix and adds nucleotides to a growing strand of rna. c it adds nucleotides to the 5' end of the growing mrna molecule. d it proceeds slowly along the dna strand, requiring about a minute to add two nucleotides to the growing mrna molecule.
Answers
In order to add nucleotides to an expanding strand of RNA, RNA polymerase unwinds the double helix.
What are the three roles that RNA polymerase plays?RNA Pol I: It synthesizes the pre-rRNA subunits that make up ribosomes, which is one of many forms of RNA Pol enzymes found in eukaryotes. RNA Pol II: It creates mRNA, snRNA, and microRNA precursors. RNA Pol III: It produces short RNAs, other rRNA precursors, and tRNA.
The double helix is it unwound by RNA polymerase?According to the DNA wrapping model of transcription, DNA bending and wrapping around RNA polymerase results in the DNA helix being unwound at the enzyme's catalytic site, which induces strand separation both before and during transcript elongation.
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The pedigree of a family with a history of a particular genetic disease is shown. Squares represent males and circles represent females. Shaded symbols represent those who have the disease.If Individual 2 were to marry a woman with no family history of the disease, which of the following would most likely be true of their children?answer choicesAll of the children would have the disease.None of the children would have the diseaseOnly the sons would have the diseaseAll of the sons would be carriers of the disease
Answers
If Individual 2 were to marry a woman with no family history of the disease then none of the children would have the disease.
When your genes are harmed by a mutation, you get a genetic condition. Carrying the mutation does not always imply that you will develop an illness. There are several sorts of illnesses, including single-gene, multifactorial, and chromosomal abnormalities. The majority of the DNA in our genes tells your body to produce proteins. These proteins initiate complicated cell connections that aid in your overall wellness.
Whenever a mutation arises, it changes the instructions for generating proteins in the genes. Proteins might be lacking. Or the ones you have don't work correctly. When you have a family history of the a genetic condition, you should explore genetic counselling to determine whether genetic testing is right for you. Typically, lab testing can reveal if you have the gene alterations that cause the illness. Carrying the mutation does not necessarily imply that you will develop it.
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What is the meaning of science?
Answers
The intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
Do the usage of synthetic hormones for the modification of plant growth have any environmental implications?
Answers
Answer:
Yes, the usage of synthetic hormones for the modification of plant growth can have environmental implications.
1. One environmental implication is that it can lead to the development of herbicide-resistant weeds. If farmers are using synthetic hormones to make their crops grow faster, the weeds around the crops will also be exposed to the synthetic hormone and over time, they will develop a resistance to it.
2. Another environmental implication is that it can lead to soil contamination. If the synthetic hormone is not properly contained, it can leach into the soil and contaminate it. This can cause harm to other plants and animals that come in contact with the contaminated soil.
3. One final environmental implication is that it can disrupt the natural growth cycle of plants. By artificially manipulating the plant's hormones, farmers can make the plants mature faster. However, this can interfere with the plant's natural life cycle and cause problems in subsequent growing seasons.
What are synthetic hormones for plants?
Synthetic hormones for plants are chemicals that are added to the soil or sprayed on the plants to alter their growth.
Explanation:
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What make a Weeping Willow a eukaryotic cells give three reason why ?
Answers
2.it grows in asia
3.they are long
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(b) Through the process of transpiration, water is brought into a plant through
its roots and carried to the leaves, from which it evaporates. What structure
brings water into the leaf from the roots?
Answers
The xylem is a special type of cell that brings water from roots to leaves through the stem.
Plant stems include a type of cell called an xylem. These cells create long, thin tubes that connect the roots to the stems and then to the leaves. Their duty is to transport water upward from the roots to every part of the plant.
Capillary action is the mechanism through which water flows up the xylem. Water molecules enjoy clumping together. Water is drawn up through the tubes by capillary action because extremely small components of water, known as molecules, are attracted to the molecules that make up the tube.
The top water molecules are drawn up the tube, and the water molecules below them are drawn along because they are attracted to the water molecules above them.
When plants have more water in their leaves than they need, they expel it through a process known as transpiration. Water evaporates into the air from small pores in the surfaces of leaves during transpiration. Stomata are little tiny holes.
As water molecules evaporate off plant leaves, they attract water molecules that remain in the plant, assisting in the movement of water up through the stems from the roots. Water is delivered from the bottom to the top of a plant by transpiration and capillary action.
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Question 1
Part A
Can you map shape I onto shape Il by a sequence of transformations? If so, give a sequence of transformation that maps shapes l onto shape ll.
Answers
Answer:
What am I doing?where is shape I ?where is shape II ?Hope you can atleast correct this if you really need an answer.
Good luck ✅.What cell has a cell wall, cell membrane, and mitochondria
1. Eukaryotic
2. Prokaryotic
3. Bacteria
4. An Animal cell
Answers
Cell wall, cell membrane and mitochondria are all found in a eukaryotic cell. The correct answer is option 1.
Large and complex organisms are made up of eukaryotic cells, which have a nucleus enclosed within the nuclear membrane. Eukaryotic cells are found in fungi, plants, animals, and protozoa.
The cell wall comprises cellulose, hemicellulose, proteins and pectin. Function of the cell wall is to maintain the shape of the cell and helps in interacting with other cell.
The cell membrane or the plasma membrane works as a check post for the material entering and exiting the cells. While the mitochondria processes the energy unit.
Therefore, a eukaryotic cell posses a cell wall, plasma membrane and mitochondria. The correct answer is option 1.
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Halp ^_^ this is too hard for and im being sacked more assignments
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Random mutations in DNA cause variation of snails. Brown snails blend in and aren't seen. They reproduce and pass on the trait that is advantageous for each beach environment.
C.Random mutations in DNA cause variation of snails. Brown snails blend in and aren't seen. They reproduce and pass on the trait that is advantageous for each beach environment.
What are the characteristics on the side of the diagram called?Characteristics: amniotic egg, tetrapod, vertebrae, develop from blastula, common ancestor.
Answers
The diagram in the picture is a cladogram, a diagram that depicts rellationships between different groups of organisms, reconstructing evolutionary history. The cladogram is composed of nodes, clades and roots (initial ancestor, common to all).
which organ system(s) exchanges materials between the internal and external environments?
Answers
The organ system that exchanges materials between the internal and external environments is the respiratory, digestive and excretory system. These systems work together to maintain the internal environment and to get rid of waste products from the body.
Respiratory system - is responsible for taking in oxygen and eliminating carbon dioxide. This process involves the exchange of gases between the lungs and the blood. Digestive system - is responsible for breaking down food and absorbing nutrients.
This process involves the exchange of nutrients and waste products between the digestive tract and the blood.Excretory system - is responsible for getting rid of waste products from the body. This process involves the exchange of waste products between the blood and the kidneys, which then filter the waste products out of the body.
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which persuasive technique is used in the following excerpt to make a claim about the impact of climate change?
Answers
Answer:
By providing the numbers in which methane is more powerful than carbon dioxide the author is appealing to the scientific facts to convince people that the greenhouse effect is destroying our planet, and that global warming is a reality that we must counter attack and treat as a priority.
Explanation:
For anyone with this question as a multiple choice question, itś D.
Why did one group of animals have placebo inject before being exposed to the virus?
Answers
The use of placebos is often employed as a control measure to differentiate the effects of a treatment from any potential psychological or non-specific effects.
The group of animals receiving a placebo injection before being exposed to the virus is part of a scientific study designed to investigate the efficacy of a potential treatment or vaccine. The use of a placebo control group is a standard practice in experimental research to assess the specific effects of the treatment being tested.
In this case, the animals receiving the placebo injection serve as the control group. They are given an inert substance, such as saline solution, that does not contain any active components or therapeutic agents. The purpose of including a placebo group is to establish a baseline for comparison.
The placebo control group helps to account for the placebo effect, where participants may experience a perceived improvement due to psychological factors rather than the actual treatment. By comparing the outcomes between the treatment group and the placebo group, researchers can determine the true effectiveness of the intervention being tested.
Overall, the inclusion of a placebo control group helps to ensure the validity and reliability of the study results by providing a basis for comparison and minimizing the influence of confounding factors.
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Brady took a cutting from a sweet potato vine in his family garden and placed the vine in a small vase filled with water. After about a week, tiny roots had begun to grow. What is this an example of
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Answer:This is an example of asexual reproduction.
Explanation:
Reproduction is defined as the ability of living organisms to produce offspring, that is, new individuals of their type. Living organisms have developed many methods of reproducing. These can be either ASEXUAL or SEXUAL.
Asexual reproduction: In asexual reproduction, an individual produces an offspring by itself, that is, only one parent is present. This type of reproduction is common among flowering plants. Examples of asexual reproduction includes:
--> Fission
--> Budding
--> Spore formation
--> Fragmentation and
--> Vegetative propagation.
The sweet potato vine is reproduced by an asexual means known as vegetative propagation. Here, a new plant grows from any portion of an old one other than the seeds. When stem cutting are taken from the vine, new storage roots are formed within few days.
Brady took a cutting from a sweet potato vine in his family garden and placed the vine in a small vase filled with water. After about a week, tiny roots had begun to grow which is an example of - Asexual reproduction.
Asexual reproductionis a type of reproduction that does not involve the fusion of gametes or change in the number of chromosomes.Examples of asexual reproduction include: Fission Budding Spore formation Fragmentation and Vegetative propagation.In the given scenario sweet potato is cultivated by vegetative propagation.Brady takes stem cuttings from the vines, which then root and form new storage roots.Sweet potatoes are relatively easy to propagate by rooting vine cuttings directly in the ground or in a well-drained rooting mediaThus, The given case shows an example of - asexual reproductions.
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Which statements correctly describe herbivores and carnivores?
Choose all that apply:
Carnivores are often secondary or higher consumers.
Carnivores are often primary consumers.
Herbivores are often primary consumers.
Herbivores are often producers.
Answers
Answer:
The First and Third one for sure
Explanation:
Carnivores eat primary consumers as well as other carnivores if I'm not wrong, which would make them secondary or higher consumers.
Also, herbivores eat producers, which are plants and stuff and basically organisms that make their own food, which would make them primary consumers.
Cell Analogy Writing Assignment
Answers
Answer:
Choose a topic for your cell analogy. Below each topic heading are possible analogies for the topic. You can use them or come up with your own. The fourth column is a space in case you want to make your own analogy topic.
Explanation:
Answer:
Example of a Cell Analogy Story
Explanation:
Cell Analogy Story
A cell can be compared to a business. The Nucleus controls all cellular functions like a Chief Executive Officer that controls all of the operations and decisions of the business. Within the business there is the cytoplasm. The Cytoplasm in a cell, harbors cell organelles and provides structure. This compares to the factory work space that contains all the working bio-machinery and the nutrients, like the raw materials, for the cellular processes. The Cytoskeleton for a cell is what provides the shape and structure to the cell. This is compared to the architecture structure of a factory. It helps to support and strengthen the structure of the building. The Endoplasmic Reticulum of a cell is the site for protein synthesis, the vesicle packaging and transport. This is compared to an assembly line of the business. This is the main work space for production of the important cell components, for example the proteins. The Golgi Apparatus of the cell is the packaging of molecules into the transport vesicles. This is compared to the packaging department of a business. The packing department is the department that packages the goods that have been prepared. The Lysosomes of the cell is actually the membrane-bound cell organelle. It contains the digestive enzymes that break down the excess or the otherwise known worn-out parts of the cell. If the cell is considered damaged beyond repair it will help it to self-destruct with a process that is called programmed cell death. This is compared to the maintenance department of a business. The maintenance department is called in when there is old worn out machinery that needs replaced and discarded. The Mitochondria of the cell is in charge of producing the energy through cellular respiration. This is compared to the power plant or the generator of the business to help the production of energy. There are a few extra parts of the cell that could not be put on the chart above. The Plasma membrane of the cell is the semi permeable that controls cellular transport. This is compared to the Logistics department of the business. This department is in control of what is shipped in and out of the business. The last one is the Ribosomes of the cell. This Ribosomes are like the protein builders or the protein synthesizers of the cell. This is compared to the factory workers of the business. The works build the products for the company.
The four parts of a seed include all of the following, except _____.
a. seed
b. embryo
c. cotyledon
d. epidermis
e. endosperm
f. coat
Answers
vascular rings
The body consumes carbohydrates to produce energy that is used for cellular processes. Into what molecule is this energy converted for use in the cell?
A- AMP
B- ATP
C- DNA
D- RNA
Ok i have no idea and am kind of doing nine weeks test but i need some help (;
Answers
Answer:
dna
Explanation:
I believe its ATP. Hope you do well on your test.
Which provides the extracellular environment for the muscle fiber and its associated nerve ending?.
Answers
Endomysium provides the extracellular environment for the muscle fiber and its associated nerve ending.
Each individual muscle fiber, or muscle cell, is sheathed in the thin layer of areolar connective tissue known as the endomysium, or within the muscle. Nerves and capillaries are also present. The sarcolemma covers the cell membrane of the muscle fiber. The tiniest and deepest part of muscular connective tissue is called endomysium. The excitement and subsequent contraction of a muscle fiber depend on the exchange of calcium, sodium, and potassium, all of which are supported by this thin layer.The collagen fibers of tendons are made of endomysium, perimysium, and epimysium, and they serve as the tissue link between muscles and bones by indirect attachment. Intermittent perimysial junction plates serve as its connection to the perimysium.The phrase "cardiac skeleton" is frequently used interchangeably with the endomysium of the heart, but it also refers to the endomysium and perimysium complex.Learn more about the Endomysium with the help of the given link:
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"If a scientist isolates genes for Hepatitus B antigens from a Hepatitus virus, then inserts them into a bacterial plasmid and replicates the bacteria in a fermenter, what product will be collected?"A. Transgenic bacterial plasmidsB. Hepatitus B frusesC. Hepatitus B vaccineD. Hepatitus resistant bacteria
Answers
If a scientist isolates genes for Hepatitus B antigens from a Hepatitus virus, then inserts them into a bacterial plasmid and replicates the bacteria in a fermenter, the product collected will be transgenic bacterial plasmids, inside the bacteria, in order to proove if the transgenic plasmid actually gives the bacteria resistance to the virus, it has to be grown in an infected medium.
The correct answer is option A.
PLEASE ANSWER ASAP
Describe the structures and functions of each of the four groups of macromolecules. (Carbohydrates, Lipids, Nucleic Acids, Proteins)
Answers
Answer:
Nucleic acids: Stores and transfers info.
Carbohydrates; Store energy, provide fuel, and build structure in body, main source of energy, structure of plant cell wall.
Lipid: Insulator and stores fat and energy.
Protein: Provide structural support,transport, enzymes, movement, defense.
Which of the following is responsible for carrying genetic instructions for making protein out of the nucleus?
DNA
mRNA
rRNA
tRNA
Answers
Answer:
tRNA
Explanation:
I have to have 20 characters but it's tRNA
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what do molecules and ions move with in passive transport ?
Answers
Answer:
Also called facilitated transport or passive-mediated transport, facilitated diffusion occurs when molecules or ions are processed through spontaneous passive transport. The ions and molecules are moved across a biological membrane through certain transmembrane integral proteins.
Explanation:
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