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pancreatography
Indicate which syllable(s) receives emphasis when pronounced. (You may need to select more than one answer. Single click the box with the question mark to produce a check mark and double click the box with a question mark to empty the box for a wrong answer.)
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In the word pancreatography, the syllable "cre-a-tog" receives the most amount of emphasis.
Syllables can basically be defined as the units of sound which happen to make up different words. A syllable is a single as well as uninterrupted sound which is pronounced in a single go of the voice. A syllable typically consists of a vowel sound or it may contain a combination of vowel as well as the consonant sounds.
The number of syllables which are present in a word basically affect its pronunciation, stress or the emphasis, as well as the rhythm. The word pancreatography can be divided into the following syllables- pan-cre-a-tog-ra-phy, out of which the cre-a-tog receives the most emphasis during pronunciation.
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what is the role of trp operon in bacteria
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The trp operon is a group of genes for the biosynthesis of the amino acid tryptophan in bacteria.
Thus, the trp operon consists of five structural genes (trpE, trpD, trpC, trpB, and trpA), an operator region, and a promoter region. When tryptophan levels are high, the repressor protein binds to the operator region, thereby, blocking the transcription of the structural genes.
When tryptophan levels are low, the repressor protein is not able to bind the operator region, and RNA polymerase, which can initiate transcription of the structural genes. The trp operon is an negative feedback regulation of gene expression in bacteria as its presence inhibits the transcription of the genes responsible for its synthesis.
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Which of the following lists best illustrates the idea of increasing levels of complexity?1) Cells, tissues, organelles, organs, systems.2) Tissues, cells, organs, organelles, systems.3) Organs, organelles, systems, cells, tissues.4) Organelles, cells, tissues, organs, systems.
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There exist different levels of organization in nature, which go from the smallest things like atoms, to the most complex systems like ecosystems. In the exposed situation, the correct increasing order is Organelles, cells, tissues, organs, systems.
------------------------------------
According to the composing elements, we can find many different organization levels in nature.
Organelles: These are molecular subcellular structures that carry out one or more specific functions in the cell. Cell: Molecules get grouped in living cellular units that have auto replication capabilities. It is the smallest structural unit capable of functioning by itself. A cell is capable of communicating with other cells. When they receive signals from the exterior, they respond in varying ways. Their membranes delimitate them and protect them, constituting a selectively permeable barrier. Cells There are different cells with different sizes, shapes, and forms.Tissue: A tissue is the organization and association of the same type of cells. Each tissue performs different functions. These tissues can be epithelial, adipose, nervous, muscular, and etcetera. Organ: An organ is composed of different tissues that work together in a more complex function. Tissues form structures such as the heart, lung, kidney, brain, and etcetera. Each organ has its function. Systems: When different units -organs or individuals- get associated and work together, they become a system. By working together stably, these associated units maintain homeostasis.-----------------------------------------
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Energy is conserved when thermal energy is transferred from your body to a coat.
True
or
False
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Answer:
false
Explanation:
because the coat will transfer thermal energy to you
Question 1 A heterozygous yellow-seeded plant is crossed with a homozygous yellow seeded plant. i. ii. Question 2 Complete the punnet square and write the genotypic and phenotypic ration for the possible offsprings. (3 marks) Genotypic ration Phenotypic ration What is the probability of having a pure breeding green seeded offsprings (2 marks) What is the probability of having a yellow-seeded plant in F2 generation, when a true breeder from F1 is crossed with a non-true breeding yellow seeded plant? (2 marks)
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Answer:
Explanation:
To solve this problem, let's represent the heterozygous yellow-seeded plant as "Yy" and the homozygous yellow-seeded plant as "YY."
i. When crossing a heterozygous yellow-seeded plant (Yy) with a homozygous yellow-seeded plant (YY), we can set up a Punnett square to determine the possible offspring genotypes:
Y Y
y Yy Yy
y YY YY
ii. The genotypic ratio is 2:2 or 1:1 for the possible offspring genotypes: Yy and YY.
The phenotypic ratio is also 2:2 or 1:1 for the possible offspring phenotypes: yellow-seeded (YY and Yy).
Question 2:
To determine the probability of specific outcomes, we need additional information about the parental genotypes and their inheritance patterns. Please provide the genotypes of the true breeder from F1 and the non-true breeding yellow-seeded plant for a more accurate calculation.
Explain the following terms used in soil management Soil resources ii Soil conservation. .
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Answer:
Soil resources = Soil resources are a form of environmental asset providing a range of ecosystem services. A key feature of soils is their delivery of supporting services including the formation of and function of the soil itself, nutrient cycling, water cycling, structural support of vegetation and soil biodiversity.
Soil conservation = Soil Conservation is a combination of practices used to protect the soil from degradation. First and foremost, soil conservation involves treating the soil as a living ecosystem. This means returning organic matter to the soil on a continual basis. Soil conservation can be compared to preventive maintenance on a car.
Explanation:
Drag each label to the correct location. Sort the examples based on whether they describe a physical change or a chemical reaction. Please help!!
Answers
Answer:
See explanations below.
Explanation:
growth of seed into seedling
- chemical (bio-chemical) change. The seed will never be there in its form again, the properties of the growth are different from the seed.
wax melting
- physical change. When heat is withdrawn, it reverts to the same solid wax, with only different physical properties (such as shape or texture).
making caramel
- chemical change. it is almost like burning part of the sugar content. The browning cannot be changed back to white sugar, smells and tastes different. However, on part of the sugar has undergone chemical change.
Tarnishing of silver
- chemical change. The brown substance is silver sulphide due to reaction of silver with sulphur dioxide present in minute quantities in the air. The silver can be made to shine again by REMOVING the silver sulphide, not by reversing the change.
grinding wheat to make flour.
- physical change. The compound is still flour that contains mainly starch. The chemical properties are the same as wheat, in providing nutrients, etc.
Adding copper and gold to make jewelry.
- physical change. The two metals together make an allow, which is basically a mixture. Both physical and chemical properties of the individual metals remain.
Which of the vitamins would be potentially the most dangerous to
consume in high does (greater than 10 X RDA) as single micronutrient?
O vitamin A
O vitamin B-12
O vitamin
O riboflavin
????
Answers
Answer:
Vitamin A
Explanation:
Most people with vitamin A toxicity have a headache and rash. Consuming too much vitamin A over a long period of time can cause coarse hair, partial loss of hair (including the eyebrows), cracked lips, and dry, rough skin. Chronic consumption of large doses of vitamin A can cause liver damage.
Consuming too much vitamin A over a long period of time can cause coarse hair, partial loss of hair (including the eyebrows), cracked lips, and dry, rough skin. Chronic consumption of large doses of vitamin A can cause liver damage. It can also cause birth defects in a fetus. Later symptoms include severe headaches and general weakness. Bone and joint pain are common, especially among children. Fractures may occur easily, especially in older people. Children may lose their appetite and not grow and develop normally. Their skin may itch. The liver and spleen may enlarge.
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Plants must break down into sugar cells to obtain energy from the food that is produced.What is this process called?
Answers
Answer:
Photosynthesis
Explanation:
The process a plan uses to make food for itself is photosynthesis. And the reverse is cellular respiration.
need answers to 9 and 10
please help!!
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Three disadvantages of cloning.
Cloned animals might not live as long as animals that are not clones.Cloning is a complex and expensive process.Cloning can result in a reduction in genetic diversity, which can make a population more susceptible to diseases and environmental changes.What is the process of cloning?The process of cloning is described as follows:
A nucleus and an egg cell come from a body cell of animal A with its nucleus removed comes from animal B.
An enucleated egg cell from animal B is taken and the nucleus is removed.
The nucleus with DNA from animal A is placed in the enucleated egg cell from animal B.
The cell from animal A with its DNA develops into an embryo.
The embryo develops into a baby animal that is a clone of animal A.
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From the list below select all statements associated with action potential depolarization phase.
Disregard the check marks.
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The statements associated with action potential depolarization phase are: - Occurs as soon as threshold (-55 mV) is reached, Requires ionic concentration gradients, Involves sodium movement across the neuron's membrane, Mediated by voltage-gated channels, Involves potassium movement across the neuron's membrane
- Action potential is an electrical impulse that travels along the membrane of a neuron or muscle cell.
- Depolarization phase is the first phase of action potential, in which the membrane potential rapidly becomes less negative and moves toward a positive value.
- Depolarization phase is initiated when the membrane potential reaches a threshold value of -55 mV.
- The depolarization phase requires ionic concentration gradients, which are differences in the concentrations of ions such as sodium and potassium on either side of the cell membrane.
- During the depolarization phase, sodium ions move rapidly into the cell through voltage-gated sodium channels that open in response to the depolarization of the membrane potential.
- The influx of sodium ions causes the membrane potential to become more positive, further opening voltage-gated sodium channels and creating a positive feedback loop that rapidly depolarizes the membrane.
- The depolarization phase is mediated by voltage-gated channels, which are proteins that open or close in response to changes in the membrane potential.
- As the depolarization phase progresses, voltage-gated potassium channels also begin to open, allowing potassium ions to move out of the cell and repolarize the membrane.
- The movement of ions during the depolarization and repolarization phases of action potential is an active process that requires energy and is mediated by ion pumps and channels.
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why is it beneficial for scientists to understand how other organisms are able to edit which proteins are created
Answers
Answer:
Genome editing technologies enable scientists to make changes to DNA, leading to changes in physical traits, like eye color, and disease risk
Explanation:
A
Newton's 3 Laws can describe and
predict the --------- of just about any
object.
il
Volume
ORANGE
Mass
YELLOW
Motion
RED
3
Answers
Answer:
motion
Explanation:
there isn't any explanation I can think of
Mark this and return
How is energy related to the change of state
represented by the model?
O Atoms gain energy as a gas changes to a solid.
Atoms gain energy as a gas changes to a liquid.
Atoms lose energy as a gas changes to a solid.
Atoms lose energy as a gas changes to a liquid.
Answers
The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.
What is Atoms?A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.
The atoms in this process move from a higher-energy state to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.
Therefore the correct option is d.
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How are these three genes related
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use the information you learned from the dna microarray to write an argument to convince smokers to stop smoking.
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One of the main reasons you should give up smoking is because it can impact Cytochrome P450, a gene that is raised in cancer patients and is not increased in non-smokers.
What conclusions can be drawn from microarray data?Using microarray technology, we can check whether genes his cancer cells have increased, decreased, turned on, or turned off. that the gene was not impacted by the cancer cell.
What does a DNA microarray's yellow color indicate?If a spot turns yellow, it means that the gene was neither robustly expressed nor considerably silenced in cancer cells. These components of your experiment will be obvious. There is no cDNA from the patient that has connected to the gene's DNA.
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two types of organisms that appear in the climax community are
Answers
Answer:
Plants, animals and, fungi.
Explanation:
Through the process of ecological succession in the development of vegetation in an area over time, have reached a steady state.
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what is force and friction
Answers
Force refers to the action of pushing an object. Moreover, friction refers to the resistance of motion in solid surfaces or liquid layers.
Force can be defined as the act of pushing an object, which is measured in Newton (symbol N).
Friction can be defined as the force that resists the motion of an object in a solid surface or liquid (fluid) layers.
There are two types of dry friction:
Static friction Kinetic (motion) frictionLearn more about force here:
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Please show a picture of the labelled diagram
The fluid mosaic model of membrane structure was first proposed in 1972 by Singer and
Nicolson. The model describes in detail how the components of a membrane are organised.
(a) Some of the components of the cell surface membrane are:
phospholipid molecules
protein molecules
cholesterol molecules.
(i) In the box below, draw a labelled diagram of a section through a cell surface
membrane to show how the above components are organised within the membrane.
The diagram should include other named components of the membrane.
Label the inner and outer surfaces of the membrane.
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In the pillbug experiment, how many pill bugs did you need
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10 pillbugs were needed in the Pillbug experiment to get good information. Thus, option (c) is the correct answer.
Pillbugs are categorized as terrestrial isopods and are in the crustacea family. Pill bugs are simple to acquire, to maintain, odourless and easy to handle. They make the perfect experimental subject.
The Pillbug experiment by McGraw Hill aims to understand how pillbugs behave in both damp and dry settings. The study is conducted by watching their behavior, taking into account how often they circle and spin.
The purpose of the Pillbug experiment is to determine if pillbugs, often known as roly-polys, prefer light or darkness. They are cold-blooded, slow-moving organisms whose surroundings regulate their body temperatures.
The complete question is:
In the Pillbug experiment, how many Pillbugs did you need to use to get good information for the experiment?
A. 100
B. 1
C. 10
D. 4
E. 5
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If a nucleotide is removed from a gene, the order of nucleotides will shift, resulting in new amino acids being coded for. These will combine to form a different __1.__ than what the gene originally coded for. If the mutation helps the organism survive or reproduce more effectively, it is __2.__ . If the mutation makes it more difficult for the organism to survive or reproduce, it is __3.__. The mutation could also have no effect on the organism’s ability to survive or reproduce, which makes the mutation __4.__.Which of the following statements correctly fills the four blanks in the passage?
Answers
Following are the answers:
proteinbeneficialdetrimentalneutralWhat is a nucleotide?A nucleotide is the basic building block of DNA and RNA, the two genetic molecules responsible for encoding the genetic information in living organisms. A nucleotide consists of three parts: a sugar molecule, a nitrogenous base, and a phosphate group.
There are four different nitrogenous bases in DNA: adenine (A), cytosine (C), guanine (G), and thymine (T). These nitrogenous bases form the rungs of the DNA ladder and provide the instructions for the sequence of amino acids that make up proteins. RNA also contains four nitrogenous bases, but instead of thymine it contains uracil (U). The specific sequence of nitrogenous bases in DNA and RNA provides the genetic information that controls the growth, development, and reproduction of living organisms.
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Evidence for evolution includes similarities in bone structure, cell organelles shared by organisms, and similarities in _________ development.
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4. The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell would be: which option is correct a) 1 mole of ATP b) 2 moles of ATP c) 3 moles of ATP d) 4 moles of ATP e) 6 moles of ATP
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The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell is approximately 4 moles of ATP.
During oxidative phosphorylation, each mole of NADH can generate around 2.5 to 3 moles of ATP. Therefore, for 2 moles of NADH, the total ATP production would be in the range of 4 to 6 moles of ATP. While the more precise estimate falls within the 4 to 6 moles range, the closest option provided is 4 moles of ATP. It is important to note that the exact ATP yield can vary depending on factors such as the efficiency of the electron transport chain and the specific conditions within the cell.Since there are 2 moles of mitochondrial NADH, the total ATP yield would be around 4 to 6 moles of ATP. However, the most accurate option among the given choices is 4 moles of ATP.
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(ix) Rh blood group system is encoded by three genes C, D and E which occupy----
tightly linked loci
(A) four
(B) three
(C) five
(D) two
Answers
Rh blood group system is encoded by three genes C, D and E which occupy 3 tightly linked loci. Option B
What should you know about Rh blood group system?The Rh blood group system is typically considered to be encoded by three loci namely; one for RHD, and two for the RhCE (C and E) antigen variations.
The RHD locus is known to encode the D antigen, which is the most important Rh antigen.
The RhCE locus encodes the C and E antigens, which are less common than the D antigen.
The Rh blood group system is important for blood transfusions, as it determines whether or not a person's blood is compatible with another person's blood.
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Q8. The tips of neuronal axons communicate with other nerve cells by releasing small molecules called neurotransmitters. These neurotransmitters need to
cross a very tiny pocket of fluid to reach the next neuron; the distance is about 0.001 times the length of the smallest axon in this lab. Could this happen
through diffusion?.
Answers
This could happen through diffusion because, as there is a high concentration of neurotransmitters close to the diffusing axon and a low concentration nearer to the receiving neuron.
How does neurotransmitters travel through axons?The synapse that connects the following neuron's axon and dendrite allows neurotransmitters to pass through. Neurotransmitters adhere to the dendrite's membrane. The binding permits passage of the nerve impulse through the receiving neuron.
When neurotransmitters are being released from the presynaptic cell, their concentration is at their peak. The neurotransmitter can easily diffuse across this small distance to the postsynaptic neuron because the synaptic gap between the presynaptic neuron and postsynaptic neuron is so small.
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Which statement is true? A.Simple sugars are made of polysaccharides. B.Amino acids are made of proteins. C.DNA molecules are made of nucleotides. D.Glycerol is made of fatty acids.
Answers
Answer:
C. DNA molecules are made of nucleotides.
Explanation:
DNA molcules are made up of building blocks called nucelotides.
These nucleotides are made of a sugar group, nitrogen base, and phosphate group.
These nucelotides bond together to form a strand of DNA.
Answer:
its c
Explanation:
Please help me I’m genuinely stuck in this
Use this diagram and list the numbers in each phase:
Interphase-
Prophase-
Metaphase-
Anaphase-
Telophase-
Answers
Answer:
interphase
prophase
metaphase
anaphase
telophase
Which of the following is not found in allcells? DNA Plasmamembrane Cytoplasm Lysosome
Answers
Answer:
Lysosome
Explanation:
Sea anemones are predatory invertebrates with stinging tentacles that can paralyze many sea animals. The clownfish is immune to the sting of the sea anemone and actually lives among its tentacles. The relationship is mutually beneficial—the clownfish often lures meat-eating animals over to the anemone, and the anemone benefits from the meal. The clownfish often gets to eat leftovers from the anemone’s meal.
When the clown fish is ready to lay eggs, it lays them near a sea anemone. How’s this a reproductive strategy?
Answers
The clownfish's reproductive strategy of laying eggs near a sea anemone is a form of protection and survival for its offspring.
By laying their eggs in close proximity to the sea anemone, the clownfish provide their eggs with a safe place to develop. The sea anemone's tentacles are a powerful defense mechanism that can fend off potential predators that may try to harm or eat the eggs.
In addition to protection, the clownfish also benefit from the relationship with the sea anemone during the reproductive process. The anemone provides a clean surface on which the eggs can be attached and also helps to oxygenate the surrounding water, which is important for the development of the eggs.
The anemone's tentacles also help to keep the eggs free of harmful parasites and fungi. Overall, the clownfish's reproductive strategy of laying eggs near a sea anemone is a mutually beneficial relationship that helps to ensure the survival of the clownfish offspring.
The protection and benefits provided by the sea anemone help to increase the chances of the eggs hatching successfully, resulting in a higher survival rate for the next generation of clownfish.
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Stage in meiosis where the cytokinesis follows and two daughter cells are formed. Each cell now has half the chromosome number because only one chromosome from each pair goes to the daughter cell.
Answers
Answer:
It is stage of TELOPHASE 1.