Answer: DNA and ribosomes
Explanation:
DNA is the genetic material of the cell and it is found In all living cells. Ribosomes are small, non-membrane bound organelle that is found in ALL cells and cell types.
what direction do polar cells flow in the northern hemisphere?
In 1952, Alfred Hershey and Martha Chase conducted an experiment about bacteriophage reproduction. They inserted a phosphorous isotope (32P) into the bacteriophages’ DNA, and a sulfur isotope (35S) into a protein in the bacteriophages’ capsids. Hershey and Chase then infected bacteria with the bacteriophages. After infection, they put the bacteria in a blender to separate the cells from the extracellular matter. They measured the percentage of isotopes that remained in the extracellular matter. The results are in the graph below.
Which statement about bacteriophage reproduction is supported by the results of this study?
A.
The sulfur isotopes entered the bacteria because they were attached to the bacteriophages’ genetic material.
B.
The phosphorous isotopes entered the bacteria because they were attached to the bacteriophages’ genetic material.
C.
The sulfur isotopes remained outside of the bacteria because they were attached to the bacteriophages’ genetic material.
D.
The phosphorous isotopes remained outside of the bacteria because they were attached to the bacteriophages’ genetic material.
for 40 pionts!!!
23. Which of these is a feature of most shield volcanoes?
*
1 point
violent eruptions
steep sides
broad base
thick lava
24. Correctly identify these terms for where an Earthquake occurs. [A,B,C]
A.Fault, B.Epicenter, C.Focus
A.Fault, B.Focus, C.Epicenter
A.Focus, B.Epicenter, C.Fault
A.Focus, B.Fault, C.Epicenter
25. Which waves arrive 2nd at the Epicenter, move the slowest and do the most damage?
*
1 point
P waves
S- waves
26. Identify plate boundaries locations where earthquakes may occur....
*
1 point
Convergent Plate Boundaries
Divergent Plate Boundaries
Transform Plate Boundaries
Earthquakes can occur at all boundary types
27. What is the importance of Seafloor Spreading to the Theory of Plate Tectonics?
*
1 point
Where new crust is created as plates move and pull apart
Where many fossils have been found on the sea floor
Where coal deposits have been found connect to other plates
Where glacial deposits indicate it was once frozen
28. The volcanoes (red dots) in this map are MOST LIKELY caused by
*
1 point
Captionless Image
folding.
subduction.
metamorphism.
seafloor spreading.
Answer:
23. broad Base
24. A
25. S-waves are slower than P-waves.
26. Divergent Plate boundaries
*You do realize that your violating community guidelines by asking 6 different questions on one Question.
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a young man named rip van winkle is in your sleep lab. it is your job to monitor his sleep activity during the night. unfortunately, the low-light monitor that allows you to watch him sleep is broken so you have to determine his sleep state based on what you see in his eeg, emg and eog records. match the state below with the electrophysiological records.
Electrophysiological recordings are another name for recordings of big-scale electric cues from the shy plan, such as electroencephalography. They are useful for monitoring and electrodiagnosis.
Compare the state listed below to the electrophysiological data.
1. Eye movement is shown by EOG, muscle contractions by EMG, and high-frequency, low-amplitude waves by EEG.
3. EOG demonstrates eyes are fixed, EMG shows muscles are loose, EEG shows low recurrence, high abundancy waves
2. EOG demonstrates eyes are moving, EMG shows muscles are deadened, EEG shows high recurrence, low abundancy waves
4. EOG demonstrates eyes are fixed, EMG shows muscles are loose, and EEG shows rest axles.
Electroencephalograms (EEGs), electrocardiograms (ECGs), transepithelial recording, multielectrode arrays, single- and multiunit extracellular recording, impedance measurements, current-clamp, voltage-clamp, patch-clamp, and lipid bilayer recording are among these methods.
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Q- A young man named Rip Van Winkle is in your sleep lab. It is your job to monitor his sleep activity during the night. Unfortunately, the low-light monitor that allows you to watch him sleep is broken so you have to determine his sleep state based on what you see in his EEG, EMG, and EOG records. Match the state below with the electrophysiological records.
1. Awake
2. REM sleep
3. Deep sleep
4. Stage 2 sleep
An individual with the following genotype: AB/ab has A and B alleles in what configuration?a. heterozygousb. repulsion (trans)c. independent assortmentd. unknowne. coupling (cis)
An individual with the genotype AB/ab has the A and B alleles in a configuration known as heterozygous.
Heterozygous refers to having two different alleles at a particular gene locus. In this case, the individual has one chromosome with the A and B alleles and another chromosome with the a and b alleles.
The other answer choices refer to specific patterns of inheritance that occur when alleles are located on the same or different chromosomes. Repulsion (trans) and coupling (cis) refer to alleles located on the same chromosome, while independent assortment refers to alleles located on different chromosomes.
In this case, since the A and B alleles are on different chromosomes and the a and b alleles are on the other chromosomes, the individual has a heterozygous genotype.
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Microorganisms are beneficial to humans in all of the following ways EXCEPT
A.)Pseudomonas, molds and other microorganisms break down lettuce and strawberries at refrigeration temperatures.
B.)marine and freshwater organisms form the basis of the food web.
C.)some microorganisms live symbiotically with plants and transform nitrogen gas into organic compounds.
D.)soil microorganisms break down matter.
E.)Fermenting microorganisms produce yogurt and sauerkraut from milk and cabbage.
Microorganisms are beneficial to humans except that Pseudomonas, molds, and other microorganisms break down lettuce and strawberries at refrigeration temperatures. Here option A is the correct answer.
Microorganisms play an important role in many food industries by fermenting carbohydrates in food products. This process results in the production of lactic acid, which can be used to preserve food, change the texture and flavor of food, and also increases the nutritional value of food.
Examples of fermented food products include yogurt, cheese, sauerkraut, beer, and wine.
Microorganisms are also used in the production of antibiotics, vitamins, and enzymes. They are also used in the bioremediation of pollutants and in the production of biofuels.
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If
the gene for a sex linked trait is located on the X chromosome, will the trait be
exhibited by only males, only females, or both?
Why is tRNA called Transfer RNA?
A. Because it is responsible for transferring the protein out of the cell.
B. Because it is responsible for transferring the protein-building instructions to the ribosome.
C. Because it is responsible for transferring the right amino acid to the ribosome to create the protein.
Answer:
C
Explanation:
When a tRNA recognizes and binds to its corresponding codon in the ribosome, the tRNA transfers the appropriate amino acid to the end of the growing amino acid chain.
Answer:
C. Because it is responsible for transferring the right amino acid to the ribosome to create the protein.
Explanation:
The tRNA is known as the Transfer RNA because it is responsible for transferring the right amino acid to the ribosome to create the protein.
how much for a drug with liver blood clearance of 60 ml/minute and unbound fraction 0.1 answer
The effective liver clearance for this drug is 6 mL/minute.
To calculate the effective liver clearance for a drug, you need to consider both the liver blood clearance and the unbound fraction. Here's how to do it step-by-step:
Identify the given values.
Liver blood clearance: 60 mL/minuteUnbound fraction: 0.1Multiply the liver blood clearance by the unbound fraction.
Effective liver clearance = Liver blood clearance × Unbound fractionEffective liver clearance = 60 mL/minute × 0.1Calculate the effective liver clearance.
Effective liver clearance = 6 mL/minuteSo, the effective liver clearance for this drug is 6 mL/minute.
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One of the stores for carbon that allows constant movement to and from is…
One of the stores for carbon that allows constant movement to and from is reservoir.
What is a reservoir?Humans, animals, and the environment are all reservoirs. The source from which an agent is moved to a host may or may not be the reservoir.
The reservoir's active storage, also known as live storage, is the area that can be used for downstream releases, power generation, and flood control. A reservoir's "flood control capacity" is also the volume of water it can control when it floods.
Carbon is always moving from one location to another. It is kept in what are referred to as reservoirs, and it is transferred between these reservoirs through a number of activities, such as photosynthesis, the burning of fossil fuels, and simply exhaling air.
Thus, the answer is reservoir.
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Which of the following is a difference between viruses and prokaryotes?
Viruses and prokaryotes both adapt in response to their environments.
Viruses and prokaryotes both depend on a host to reproduce.
Viruses and prokaryotes originated at the same time on Earth.
Viruses and prokaryotes are both unicellular with a nucleoid region.
its the right answer .
Viruses and prokaryotes both adapt in response to their environments.
In winter the leaves of chaparral shrubs _______. a. remain green b. turn red and orange c. fall off d. expand and soften please select the best answer from the choices provided a b c d
The leaves are stiff, do not turn red or orange, and eventually fall off.
Define In winter the leaves of chaparral shrubs?In the winter, bushes in the chaparral retain their foliage. Already suited to a dry climate with mild winter temperatures are their leaves. Plants that shed their leaves in the winter do so to preserve water and prepare for the arid weather that will soon arrive.
This organism will develop low to the ground in windy conditions, but it will develop tall in protected conditions. The leaves contain a waxy layer to stop moisture from evaporating, a chemical composition that makes them somewhat fire resistant, and they emit a fragrance that scares away animals. As a result, any buds or new growth withers and dies, and the leaves turn brown and dry and the stems appear shriveled.
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Disinfection is important in killing any remaining bacteria or pathogens in the wastewater. True False
Answer:
True
Explanation:
It is typically a final step to remove organisms from the treated water before the effluent is released back into the water system. Disinfection prevents the spread of waterborne diseases by reducing microbes and bacterial numbers to a regulated level.
Disinfectants are used to rapidly kill bacteria. They kill off the bacteria by causing the proteins to become damaged and the outer layers of the bacteria cell to rupture. The DNA material subsequently leaks out.
Disinfection is the process designed to kill or inactivate most microorganisms in wastewater, including essentially all pathogenic organisms. Contrast this to sterilization, which is the removal and destruction of all living microorganisms, including pathogenic and saprophytic bacteria, vegetative forms and spores.
1. For each of the genotypes (letters) listed, write a phenotype (description).
In pea plants, purple flowers are dominant to white.
PP = purple
Pp =
PP =
In guinea pigs, short hair is dominant to long hair.
HH =
Hh =
hh =
If a mouse with two copies of the Clock mutation is placed in a lab where the lights come on each day at 7:00 AM and go off each day at 7:00 PM, the activity rhythm of this mouse will display
a 24-hour rhythm.
When a mouse with two copies of the Clock mutation is placed in a lab where the lights come on each day at 7:00 AM and go off each day at 7:00 PM, the activity rhythm of this mouse will display in 24 hours.
Zip, a brand-new hamster mutant, has an 8-hour daily rhythm when there are no light cues. An adult hamster with the tau mutation (with its own SCN lesioned) would have an 8-hour period for its rhythm if the embryonic SCN from a healthy animal were transplanted into its brain.
In animals, the suprachiasmatic nucleus (SCN) serves as the main circadian pacemaker. In scattered cultures, individual SCN neurons can produce their own circadian rhythms of clock gene expression and neuronal firing. However, enough membrane depolarization, intracellular calcium, and cAMP concentrations are required for SCN rhythmicity.
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due to the curve of wilson, the roots of the maxillary molars incline towards
The roots of the maxillary molars incline towards the buccal (cheek) surface of the maxilla due to the Wilson curve.
This means that instead of being straight up and down, the roots of the maxillary molars are angled slightly towards the outside of the dental arch.
Wilson's curve is a natural curvature of the occlusal plane (the plane of the teeth when they are in contact), which allows for more efficient chewing and grinding of food.
The Wilson curve distributes biting and chewing forces evenly across the dental arch, reducing the risk of tooth roots wear and damage over time.
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multicellular, depend on other organisms as their source of energy true or false
The given statement " All multicellular organisms, depend on other organisms as their source of energy" is false. Because some multicellular organisms do depend on other organisms as their source of energy, such as animals that consume plants or other animals.
Many multicellular organisms that produce their own energy through photosynthesis, such as plants and algae. Therefore, the dependence of a multicellular organism on other organisms as their source of energy is not a universal characteristic of all multicellular organisms. It depends on the specific metabolic and ecological needs of the organism in question.
Multicellular organisms are organisms that are composed of more than one cell. They are characterized by a complex organization of cells that work together to carry out the various functions required for life.
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Suppose that a mutation in a coat color gene of a mouse alters an enzyme such that it produces a red pigment instead of the wild type, which is tan. This is a _____ mutation, which is most likely _______.
Answer:
The correct answer is - gain of function, and dominant.
Explanation:
A mutation in which the gene that altered carries out the production of the product that has a new pattern of gene expression or a new molecular function.
Function mutations are always gain by almost always Dominant or in some rare cases semi-dominant so, the mutation in a coat color gene of a mouse alters an enzyme such that it produces a red pigment instead of the wild type, which is tan. This is a gain of function mutation, which is most likely dominant.
The correct answer is - gain of function, and dominant.
when you are communicating technical information on the job, your audience tends to be the same every time.
When you are communicating technical information on the job, your audience tends to be the same every time.
This is because the people you are communicating with, like co-workers and supervisors, are those you work with frequently, and they are familiar with your technical language and the jargon you use. A technical document is a document that provides instructions for a technical task or process. As a result, it is crucial that the document be concise, clear, and simple to follow. When providing instructions, the writer must consider the reader's level of technical experience, language knowledge, and interest in the subject. Technical writers must be knowledgeable about the subject and have excellent communication skills to convey technical information in a clear and concise manner. Technical documents are often highly complex and technical, requiring a high degree of proficiency in the subject area. They may include complex technical jargon that is not commonly known outside of a specific industry or technical field. The author must choose the right level of technical detail and explain technical terms, concepts, and procedures to ensure that the audience understands the content. Technical writers should be familiar with the audience and tailor the document to their needs. They must also provide context to ensure that the reader understands how the technical information they are providing relates to the larger process or system. Technical writers may also include graphics, charts, and diagrams to help the reader understand the technical information provided in the document.
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A mixture of proteins were seperated via gel filtration column, choose the protein that will elute last out of the column Protein A:50kD in size spherical shape Protein B: 50kD in size and rod shape Protein C: 20kD in size and spherical shape Protein D: 20kD in size and rod shape
Protein B, which is 50kD in size and rod-shaped, will elute last out of the gel filtration column.
Supporting answer: Gel filtration chromatography, also known as size exclusion chromatography, separates proteins based on their size. The principle behind this technique is that smaller molecules can enter the pores of the gel matrix more easily, resulting in slower elution, while larger molecules pass through the column more quickly.
In this case, Protein B is both 50kD in size and rod-shaped. The rod-shaped structure implies that it has a more elongated shape compared to the spherical proteins. Due to its elongated structure, Protein B is likely to have a larger hydrodynamic radius (size as perceived by the gel matrix) compared to Protein A, even though they are both 50kD in size.
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cut floral materials benefit from floral preservatives that ________ the water ph.
Cut floral materials benefit from floral preservatives that lower the water Ph.
What are the benefits of floral preservatives?
Instead of using ordinary water, floral preservatives will increase the lifespan of cut flowers.In a preservative, sugar serves as an additional food supply, an acidifier lowers pH, and a bactericide eliminates microorganisms in a vase.To hydrate flowers that are prone to wilting, pre-treatments are applied before preservatives.Therefore, floral preservatives lower the water Ph.
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Letter to Government regarding Solutions to Fl ecologiral issues. Help me please I need to submit it before 12
To the government, a formal letter describing suggested solutions to ecological issues should be addressed.
Environmental and ecological issues are issues that affect the environment and its ecosystems. These problems frequently concern the interplay of human activities with the environment. It has negative impacts on the balance and efficiency of ecosystems. Environmental laws can be passed to resolve them.
A formal letter is a kind of written communication that follows a precise format and tone. It is typically used for official or professional purposes, such as in business, academia, government, or legal settings.
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Which of the following is TRUE of the sliding filament theory?
Answer:
a. The thin filaments slide past the thick filaments.
Explanation: is correct/post protected
What are the reactants of products in the electron transport chain for cellular respiration?
Answer:
Electron succinate donor and nicotinamide adenine hydrochloride are the major biological reactants of the ETC (NADH).
These are produced via a process termed the cycle of citric acid (CAC).
Sugars and fats are divided into simple molecules like pyruvates, which subsequently enter the CAC.
Explanation:
Cellular respiration is described as the progressive enzymatic breakdown of glucose to produce energy, which in concert with ATP synthase, creates ATP.
The Cellular breathing method has 4 subdivisions; glycolysis, which disassembles glucose molecules to supply pyruvic acid molecules; a cancer cycle that further disassembles pyruvic acid with the aid of enzymes to provide four high energy substances, three of them NADH and one FADH2; The electron transportation chain in which electrons are conveyed and the energy released through a sequence of coenzymes and cytochromes; and lastly, the chemosmosis, where the energy emitted is utilized in transmitting protons from intermembrane space into a matrix with mitochondrial energy.
which best describes the nucleus of an atom?
A. it is the most massive part of an atom
B. It contains no mass.
C. Its made of neutrons and electrons.
D. it is negatively charged part of the atom.
The nucleus of an atom describes option A. It is the most massive part of an atom.
The nucleus is the central part of an atom and is composed of protons and neutrons. Protons have a positive charge, while neutrons have no charge (they are neutral). Electrons, on the other hand, are negatively charged particles that orbit the nucleus in electron shells. The nucleus is incredibly small compared to the overall size of the atom, but it contains most of the atom's mass.
The protons and neutrons within the nucleus contribute to the mass of the atom, while the electrons have a negligible mass in comparison. The mass of an atom is determined by the total number of protons and neutrons in the nucleus. Protons and neutrons have roughly the same mass, and their combined mass gives the atom its atomic mass.
Electrons, though they have mass, contribute very little to the overall mass of the atom. The nucleus also plays a critical role in determining the chemical properties and behavior of an atom. The number of protons in the nucleus determines the atomic number, which defines the element and its unique properties. Therefore, the correct answer is option A.
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A) Identify and describe the four levels of protein structure.
Answer:
here is the answer from google
Explanation:
Answer:
primary, secondary, tertiary and quaternary.
Explanation:
because the primary structure is made up of amino acids that make up the polypeptide chain.
joe pushes a box with force of 16 Newtons to the left. Ann pushes the same box from the opposite side with a force of 8 newtons to the right. What will be the result?
Answer:the box would go straight
ii think
Explanation:
.
Why is on organism able to create a protein from the gene of another organism?
blood pressure plays a major role in returning venous blood to the heart.true or false
The statement "Blood pressure plays a major role in returning venous blood to the heart" is false because venous blood flow is primarily driven by mechanisms other than blood pressure.
Unlike arterial blood flow, which is propelled by the pumping action of the heart, venous blood flow relies on a combination of factors such as skeletal muscle contractions, one-way valves within veins, and respiratory movements.
The contraction of skeletal muscles, particularly in the legs, acts as a pump, squeezing the veins and propelling blood towards the heart. The presence of one-way valves within veins prevents backward flow, ensuring blood moves in the desired direction. Additionally, the pressure changes that occur during breathing, specifically inhalation, create a pressure gradient that assists in venous return, the statement is false.
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Can i have some help please
Answer:
genotype:-
25% (DD)
50% (Dd)
25% (dd)
phenotypes:-
50%
50%