Bacterial flagella are whip-like appendages that extend from the surface of bacterial cells and allow for motility. They are composed of several proteins arranged in a helical structure.
The major protein that makes up the bacterial flagellum is called flagellin. Flagellin is synthesized in the cytoplasm and then transported to the base of the flagellum, where it is assembled into the helical structure. The flagellum also contains other proteins, including those involved in regulating flagellar gene expression, energy conversion, and chemotaxis. The structure of the bacterial flagellum is divided into three distinct parts: the basal body, the hook, and the filament.
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Hybrid instruments that play sounds that are part sampled and part synthesized are known as:
Why do we itch? Is it an evolution thing?
Answer:
we itch reacting to stimuli like when ee get poked we react and so on. And it not an evolution
______________ rock forms beneath Earth's surface. *
1.Intrusive
2.Clastic
3/Nonfoliated
4.Origin
5.Pressure
6.Compaction
Answer:
Igneous rock
Igneous rock that forms when magma hardens BENEATH Earth's surface. Igneous rock that forms from lava on the earth's surface hardens (when magma cools ABOVE the ground).
A byproduct of involuntary muscle contraction and relaxation is.
Answer:
- Heat. A patient has a blood pressure of 130/70 mm Hg.
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What substance is able to pass through the outer membrene of the mitochondria
Answer:
That would be oxygen
Explanation:
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Which layer of the digestive tract is composed of epithelial tissue and may contain folds and mucus-secreting glands
Answer:
The mucosa consists of epithelium, an underlying loose connective tissue layer called lamina propria, and a thin layer of smooth muscle called the muscularis mucosa.
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Which types of plant cells must receive glucose from other plant cells? And how do you know?
Answer:
chloroplasts
Explanation:
cuz chlorophyll: green pigment found in chloroplasts that absorbs light energy required for photosynthesis.
It is essential for the mesophyll cells to receive a constant supply of glucose from the phloem in order to function properly.
What are mesophyll cells?
Mesophyll cells are a type of plant cell that are found in the mesophyll tissue of leaves. The mesophyll tissue is the layer of cells that is located between the upper and lower epidermis (surface layers) of the leaf, and it is responsible for photosynthesis, the process by which plants convert light energy into chemical energy.
Mesophyll cells are specialized for photosynthesis and energy production, and contain large numbers of chloroplasts, the organelles responsible for capturing light energy and converting it into chemical energy through the process of photosynthesis. The mesophyll cells also contain large numbers of mitochondria, the organelles responsible for producing ATP, the cell's main energy currency, through the process of cellular respiration. The mesophyll cells therefore play a vital role in providing energy for the plant, as well as for synthesizing other cellular products, such as hormones and enzymes.
Mesophyll cells are typically divided into two types: palisade mesophyll cells, which are elongated and located near the upper surface of the leaf, and spongy mesophyll cells, which are irregularly shaped and located near the lower surface of the leaf. The palisade mesophyll cells are responsible for absorbing light energy and conducting photosynthesis, while the spongy mesophyll cells provide a large surface area for gas exchange and help to regulate the temperature of the leaf.
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which of the following methods should the farmers choose to minimize the cost for efficient pest removal while still reaching their goal of reducing the amount of pollution in the river? responses using physical traps using physical traps applying a single dose of pesticides applying a single dose of pesticides planting genetically modified crops planting genetically modified crops introducing a natural predator to feed on the pests
The method that farmers should choose to minimize costs for efficient pest removal while still reducing the amount of pollution in the river is by introducing a natural predator to feed on the pests.The correct answer is d.
Pests are organisms that damage, harm, or cause discomfort to humans, other animals, and plants. Pests that attack crops are called agricultural pests or crop pests. They include rodents, insects, nematodes, and pathogens.Pest management is essential in the reduction of crop damage while also minimizing the amount of pollution that ends up in the river.
Farmers use various methods to manage pests, some of which include physical traps, applying a single dose of pesticides, planting genetically modified crops, and introducing a natural predator to feed on the pests.The following are methods that farmers should choose to minimize costs for efficient pest removal while still reducing the amount of pollution in the river:Introducing a natural predator to feed on the pests.
This is a method where farmers introduce other animals that prey on pests. It is one of the best methods to control pests and also helps farmers to save money. Using physical traps is another method that farmers should use. They are cheaper, easy to use, and environmentally friendly.
The complete question is given below:
Which of the following methods should the farmers choose to minimize the cost of efficient pest removal while still reaching their goal of reducing the amount of pollution in the river?
A.responses using physical traps using physical traps
B.applying a single dose of pesticides
C.applying a single dose of pesticides planting genetically modified crops
D.planting genetically modified crops introducing a natural predator to feed on the pests
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What are the roles of the nucleus, cytoplasm, mitochondria, and the cell membrane in eukaryotic cells? in your own words nothing from the internet
Answer:
What are the roles of the nucleus, cytoplasm, mitochondria, and the cell membrane in eukaryotic cells?
Explanation:
1.The cell membrane holds the cell's internal contents from its environment
2.the nucleus, the cell's "brain", holds the cell's DNA in the form of chromosomes, and makes protein codes that tell the other organelles to function in a certain way once the codes are made into literal proteins and passed around the cell
3.The cytoplasm is the gelly fluid inside the cell. It is the place for chemical reaction, and provides a place where other organelles can operate within the cell properly, and the cytoplasm keeps the cells from moving around.
4. The main job of the mitochondria is to convert nutrients into energy through cellular respiration, making ATP. the mitochondria are known as the powerhouse of the cell. In addition to supplying energy, the mitochondria is involved in a range of other processes,like signalling, cellular differentiation, cell death, as well as control of the cell division cycle and cell growth.
Which term describes the relationship in which one organism lives inside the other one. Check ih correct answer
Answer:
The term that describes the relationship in which one organism lives inside the other one is endosymbiosis.
Explanation:
When scientists carefully measure the lichens and agree on their thickness and how often they appear which parts of the scientific cycle are scientists using
Answer:
This question is incomplete; the complete question including the options are as follows:
During a study of lichens and air quality in part of China, scientists measure the thickness of lichens and estimate how many rocks and trees are covered with lichens in one town. The scientists are following the scientific cycle of observing while using a systematic process, establishing facts, explaining facts, and then returning to the systematic process to collect more facts.
When scientists carefully measure the lichens and agree on their average thickness and how often they appear, which parts of the scientific cycle are the scientists using?
A- process and facts, because they are using a systematic method to measure and then record data
B- process and facts, because they are observing lichens and air quality and describing why they are related
C- explanation and process, because they are using a systematic method to measure and then record data
D- explanation and process, because they are observing lichens and air quality and describing why they are related
The answer is A. process and facts, because they are using a systematic method to measure and then record data
Explanation:
Scientific experiments follow a series of well coordinated steps. These steps range from making observations to analyzing data. In this experiment, which involves scientists conducting a study of lichens and air quality in a part of China, a scientific cycle is being followed.
However, the scientists get to a point where they carefully measure the lichens and agree on their average thickness and how often they appear. This point is where the ANALYSIS OF DATA in the experiment occurs. Therefore, the part of the scientific cycle they are using is PROCESS and FACTS, because they are using a systematic method to measure and then record data.
The inability of lateral inhibition to explain White's illusion suggests that some contrast effects are based in the retina. the cortex. the optic nerve. the cornea.
The inability of lateral inhibition to explain White's illusion suggests that some contrast effects are based in the cortex.
What is white's illusion?The perceptual phenomenon known as "White's illusion" occurs when two equiluminant gray patches are superimposed on a square-wave grating in black and white and appear to be of different luminosities.A test patch placed on the grating's dark stripe appears lighter than one placed on the stripe with light color.White's illusion is an optical illusion highlighting the fact that the same target luminance can elicit various perceptions of brightness in differentWhite's illusion is a brightness illusion when specific stripes of a black and white grating is partially replaced by a gray rectangle.According to Novick, the Munker-White illusion is the cause of this distorted impression. Fundamentally, Novick claimed that the illusion is effective because "our acuity for shape is better than our acuity for color, which means that we see the shapes with more detail and the colors with less detail."Learn more about White's illusion here:
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Malh 1. Unit 6. Lessons 2 & 10 Student
Charlotte Mecklenburg Schools
Station D: The Legacy of Henrietta Lacks
In Unit 6, Lesson 5, Activity 1, you were introduced to HeLa cells, with a unique characteristic of doubling about
every 24 hours, used for medical research. Take 10 minutes to learn more about Henrietta Lacks and HeLa
cells, and then answer the following questions:
1.
Suppose the family of Henrietta Lacks was given $1,000 as compensation for using HeLa cells for
research once it was discovered how valuable they were in 1951. Use the question and prompts below
to determine the amount this compensation would be worth to the family today if it accrued interest at a
rate of 10% per year.
a. If an amount of money grows 10% per year, what is the annual growth factor?
b. Create an exponential equation for a function representing the value of compensation as a
function of the number of years since 1951, with an initial value of $1,000, and the growth factor
from part a.
c. Calculate the value of $1,000 today, using the number of years since 1951.
2. Do you believe the family of Henrietta Lacks deserves compensation for the contributions she
unknowingly made to modern medicine? If so, how much do you think is owed to the family? Share
your reasoning.
A. The annual growth factor would 1.10
B. The exponential equation would be: V(t) = 1000(1.10)^t,
c. The value of 100 dollars today would be $28,578.09.
How to solve for the growth factora. If an amount of money grows 10% per year, the annual growth factor is 1.10.
b. The exponential equation for the value of compensation as a function of the number of years since 1951 is V(t) = 1000(1.10)^t, where V(t) is the value of compensation after t years.
c. To calculate the value of $1,000 today, we need to find t, the number of years since 1951. The current year is 2023, so t = 2023 - 1951 = 72. Plugging this value into the exponential equation, we get V(72) = 1000(1.10)^72 = $28,578.09. Therefore, the compensation would be worth $28,578.09 today if it accrued interest at a rate of 10% per year.
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Every organism needs energy to survive. A process in which oxygen is combined with the breakdown of sugar (glucose) molecules, releasing energy and giving off carbon dioxide and water, is known as which of the following reactions?
A. Transpiration
B. Cellular respiration
C. Carbon fixation
D. Photosynthesis
which of the following does not get filtered across the glomerular capillaries? group of answer choices vitamins electrolytes water more than one of the above are correct red blood cells
Red Blood Cells do not get filtered across the glomerular capillaries. Option A is correct.
The glomerular capillaries in the kidneys filter blood and remove waste products from the body. Certain substances are filtered across the capillaries during this process and others are not.
Red blood cells are too large to pass through the capillaries and are therefore not filtered. Water, vitamins, and electrolytes are all substances that can be filtered across the capillaries.
However, the specific amount of each filtered substance can vary depending on factors such as concentration gradients and the presence of transporters. Understanding the substances that can and cannot be filtered by the glomerular capillaries is important in diagnosing and treating kidney disorders.
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The question is -
Which of the following DOES NOT get filtered across the glomerular capillaries?
A. Red Blood Cells
B. Water
C. Vitamins
D. Electrolytes
E. More than one of the above is correct
Which tatement BEST decribe the relationhip between adenoine diphophate (ADP and adenoine triphophate (ATP)?
©
A. With an input of energy, ADP rearrange to become ATP. B. Without any energy change, ADP rearrange to become ATP. • C. With an input of energy, ADP combine with a phophate group to become ATP. O D. With a releae of energy, ADP combine with a phophate group to become ATP
The link between adenosine diphosphate (ADP) and adenosine triphosphate (ATP) is best explained by the fact that when energy is added, ADP interacts with a phosphate group to form ATP. The right Option is (c).
The mitochondria of cells are thought of as the powerhouse since ATP is produced there. As seen in the reaction below, ATP is produced when ADP reacts with an inorganic phosphate and an energy source to generate ADP;
Pi + energy + ATP + H2O = ADP + inorganic phosphate
One adenine, one sugar, and two phosphates make up the biological molecule known as adenosine diphosphate (ADP). Its most crucial function is the creation of ATP, the most vital energy molecule in living cells, when it is coupled with a phosphate molecule. An enzyme called ATP synthase produces ATP during oxidative phosphorylation. Specifically, protons travel through the protein and cause a conformational change once a proton gradient is established. ADP and inorganic phosphate are then combined by ATP synthase to form an ATP molecule.
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Correct Question:
Which statement BEST describes the relationship between adenosine diphosphate (ADP) and adenosine triphosphate (ATP)?
A. With an input of energy, ADP rearranges to become ATP.
B. Without any energy change, ADP rearranges to become ATP.
C. With an input of energy, ADP combines with a phosphate group to become ATP.
D. With a release of energy, ADP combines with a phosphate group to become ATP.
QUESTION 4:
Inside a neuron, acetylcholine is contained within __________.
a. the motor end plate
b. the synaptic cleft
c. acetylcholine receptors
d. vesicles
Inside a neuron, acetylcholine is contained within option (d) vesicles. These vesicles store and release neurotransmitters like acetylcholine, which are important for facilitating communication between neurons and other cells.
Acetylcholine is a neurotransmitter that is responsible for the transmission of nerve impulses between neurons and muscles. It is contained within vesicles inside the neuron. Vesicles are tiny sacs that are responsible for storing and releasing neurotransmitters like acetylcholine. When an action potential reaches the end of the axon, it triggers the release of acetylcholine from the vesicles into the synaptic cleft. The synaptic cleft is the small gap between the axon terminal and the next neuron or muscle cell. Once released, acetylcholine binds to the acetylcholine receptors on the surface of the next neuron or muscle cell, leading to the generation of a new action potential. In summary, acetylcholine is contained within vesicles inside the neuron and is released into the synaptic cleft to bind to acetylcholine receptors on the next cell, leading to the transmission of nerve impulses.
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Which part of the colon is the horizontally oriented top portion, which lies just superior to the small intestine?
The part of the colon which is the horizontally oriented top portion, which lies just superior to the small intestine is
the transverse colon
What is healthcare?Healthcare can simply be defined as an organized medical care given to a person, organization or even a community either by a doctor, nurse or any other licensed healthcare professional
However, healthcare-associated Infections, are those infections patients can get during their treatment for another condition due to bacteria, viruses, fungi, and other pathogens.
And for a good reason, the fundamental purpose of healthcare is to enhance healthy living and quality of life by giving quality healthcare services.
So therefore, the part of the colon which is the horizontally oriented top portion, which lies just superior to the small intestine is the transverse colon
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Please identify the type of protein complex that will be recruited to the enhancer sequence of a gene by pioneer transcription activator.
A. HAT complex
B. HDAC complex
C. Transcription repressor complex
D. HAT complex and HDAC complex
E. HDAC complex and transcription repressor complex
A. HAT complex
The type of protein complex that will be recruited to the enhancer sequence of a gene by a pioneer transcription activator is a HAT (Histone Acetyl Transferase) complex. HAT complexes are responsible for acetylating histones which are necessary for enhancing transcription and making chromatin more accessible.
a person who is more than 2o percent heavier than the average person of the same sex and height is said to be
Answer:
overwieght
Explanation:
Which step is a part of the dark (light-independent) reactions?
O ATP molecules are produced.
O Solar energy is absorbed by chloroplasts.
O Oxygen is released when water molecules are split.
O Carbon dioxide is used to form simple sugars.
Answer:
O ATP molecules are produced.
Explanation:
The answer is ATP molecules being produced, this happens in light and dark.
All of the other options are either directly related to light/photosynthesis or are needed to complete it.
Why might an ecosystem be better able to
cope with a season of forest tent caterpillar
outbreak than an increase in acidic
precipitation?
Answer: It contains leach aluminium.
Explanation:The ecological effect of acid rain are most Clearly seen in aquatic environment such as, stream, lakes and marshe where it can be harmful to fish and other wildlifes.
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Improve this sentence "People must have cooperation and help others to evacuate to a safer place."
Answer:
People need to cooperate and help others escape to a safer place.People must have cooperation and avail others to evacuate to a safer place.People need to work together and help others evacuate to a safer location.People must have the cooperation and help others evacuate to a more secure location.
True/false, if false explain why the conducting cells of phloem are thin-walled, metabolically active sclerenchyma cells.
Phloem transports the food which formed in leaves during photosynthesis .
Describe the structure of phloem.The many components of phloem include companion cells , seive tubes , phloem parenchyma and phloem fibres . Sugar and nutrients are moved up and down the plant's seive cells using sieve tubes. Companion cells manage the seive tube's Operation. Phloem parenchyma gives the plant its mechanical sturdiness.
The phloem sclerenchyma is comprised of sclerenchyma cells that are rather associate with providing mechanical support than conducting materials. It includes the phloem fibres and the sclereids.
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Identify the phrase that best describes a transfer of energy between the hydrosphere and the atmosphere. Ocean currents transport warm water from the equator to the poles and cold water from the poles to the tropics. These currents help regulate air temperatures and, therefore, the global climate, counteracting the uneven distribution of solar radiation reaching Earth. If there were no currents, the temperature near the equator would be extremely hot, and the temperature near the poles would be extremely cold. These areas would not be suitable for living things to survive.
These currents help regulate air temperatures and, therefore, the global climate, counteracting the uneven distribution of solar radiation reaching Earth.
What is a hydrosphere?The hydrosphere consists of water forms and all water layers of the earth.
Examples are oceans, seas, rivers, lakes, etc.
Ocean currents help in the transfer of energy between the hydrosphere and the atmosphere.
It also regulates the temperature of the air.
Thus, the correct option is B, Ocean currents help regulate air temperatures and, therefore, the global climate, counteracting the uneven distribution of solar radiation reaching Earth.
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Answer:
2nd option
Explanation:
"These currents help regulate air temperatures and, therefore, the global climate, counteracting the uneven distribution of solar radiation reaching Earth."
Viruses have structures that allow them to inject their genetic material directly into the DNA of the host cell. This strategy benefits the virus in that –
Answer:
Most time they replicate and after they replicate enough they break the cell and move into another cell. They also have more chances of being spread to another person
Explanation:
explain what the amount of dna sequence that can be generated for a dollar reveals about sequencing technology?
The amount of DNA sequence that can be generated for a bone reveals just how far sequencing technology has come.
The cost of sequencing has dropped significantly since the first sequence was generated in 1977, and now with the advancement of technology and the preface of new technologies similar as Coming Generation Sequencing( NGS), the cost per giga base of DNA sequence has dropped to only a many cents per giga base.
This cost reduction has enabled experimenters to sequence more DNA than ever ahead, enabling them to induce data that would have preliminarily been insolvable. In addition, NGS has enabled experimenters to sequence larger volumes of data in a shorter quantum of time. As a result, sequencing technology has revolutionized the scientific community and opened up new possibilities for exploration.
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Kai cuts his hand while making dinner. A couple of days later, his hand is swollen and infected. Which body system most likely failed?
Grupo de elecciones de respuesta
Respiratory
Immune
Digestive
Excretory
Answer:
Immune
Explanation:
The immune system is the one that is supposed to not let the bacteria get in. Pls, Mark me the brainiest.
A scientist wants to determine the age of a rock. The rock contains an index fossil and an ancient relative of a living organism. Which is more useful for dating the rock, and why?
An index fossil will be more useful in dating the rock than ancient relative because carbon dating can be performed using the fossil which will give more accurate details rather than the relative dating performed using ancient relative.
Index fossil is any preserved remains of the plant or animal that is particularly useful for the dating purposes. It is useful for determining the geological periods. Most of the rocks that contain the index fossil are found in marine environment.
Carbon dating is the process of determining the age of ancient objects or fossils. In this the amount of radioactive carbon is measured as the rest forms of carbons stop being absorbed but radioactive carbon continues to decay even after an organism dies.
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true / false: the uptake of glucose from the blood into muscle cells is inhibited during exercise because these cells depend upon insulin-mediated glucose uptake (imgu) and insulin becomes inhibited under 'fight-or-flight' activation (select one word answer only please).
Due to the fact that muscle cells depend on insulin-mediated glucose uptake, which is suppressed when the "fight-or-flight" response is activated, the absorption of glucose from the circulation into muscle cells is slowed down during exercise. This statement is false.
The uptake of glucose from the blood into muscle cells during exercise is actually increased, not inhibited. Although insulin does play a role in glucose uptake by muscle cells, insulin levels do not necessarily become inhibited during exercise.
During exercise, the body's demand for energy increases, leading to an increase in glucose uptake by the muscles to provide energy. This increased glucose uptake is facilitated by several mechanisms, including the activation of glucose transporters (such as GLUT4) and an increase in insulin sensitivity.
While it is true that the "fight-or-flight" response (the physiological response to acute stress) can lead to a decrease in insulin secretion, this decrease is temporary and occurs mainly to preserve glucose availability for the brain and muscles, not to inhibit glucose uptake by the muscles.
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