Answer:
look there are 2 types of cells 1 is animal cell and 2 is plant cell that makes the difference between the both of them
what is released in the light depended step of photosynthesis?
Answer: Imma say In the light-dependent reactions, which take place at the thylakoid membrane, chlorophyll absorbs energy from sunlight and then converts it into chemical energy with the use of water. The light-dependent reactions release oxygen as a byproduct as water is broken apart.The light-dependent reactions use light energy to make two molecules needed for the next stage of photosynthesis: the energy storage molecule ATP and the reduced electron carrier NADPH. ... The photosystems and electron transport chain components are embedded in the thylakoid membrane.
Hope this helps have a awesome night/day❤️✨
Explanation:
Answer: The energy in the light helps create glucose with the help of Carbon Dioxide and Water
(Hope this helps)
Drinking water right after eating the thought to dilute enzymes and hinder digestion comment your views on the statement giving reason
Which weather event is typically brief, contains very strong winds, ad leaves a path of destruction up to 50 miles long?
Answer:
A tornado.
Explanation:
A tornado is a vertical column of air that is in contact with the ground and the sky. The air in a tornado rotates at high speeds creating a vortex with an empty core. This massive air column moves at high speeds, usually at 180 Km/h, taking everything that is on its way in a short time of about fifteen minutes.
Answer: a tornado.
Explanation: I took the test on edge 2022.
The human eye is most sensitive to green light of wavelength 505 nm. Experiments have found that when people are kept in a dark room until their eyes adapt to the darkness, a single photon of green light will trigger receptor cells in the rods of the retina.
Due to the wavelength of green light activating two of the three different types of color receptors in the eye, green light is the color that human eyes are most sensitive to. With a wavelength of 555 nanometers, green light falls in the middle between long wave and medium wave light.
What effects does green have on your eyes?You staying calm
Some scientists and academics also think that because our eyes are most adept at detecting the wavelengths associated with the color green, the shade may have a calming effect on us. Our nervous system needs less effort to perceive the colors, so
Green is more sensitive, why?Due to the stimulation of two of the three types of cones, L and M, green light (555 nm) has the highest sensitivity to the eye.
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A bacterial culture is growing exponentially. At 7:00 AM, the number of cells was estimated to be 5. 5 X 104 cells. At 11:00 AM, the number of cells increased to 8. 7 X 107 cells. What is the generation time in minutes of the bacteria? Please assume we are in the log phase of growth for this bacterial population. Please show your work
There is exponential bacterial growth. It was calculated that there were 5. 5 X 10^4 cells present at 7:00 AM. As a result, the bacteria's generation period is roughly 29.3 minutes.
Here: N = \(N_{0}\) x 2^(t/g)
Here:
\(N_{0}\) = initial number of cells
N = final no's of cells
t = time elapsed
g = generation time
We can use the information given to solve for g.
At 7:00 AM, \(N_{0}\) = 5.5 x 10^4 cells
At 11:00 AM, N = 8.7 x 10^7 cells
The time elapsed is 4 hours, or 240 minutes.
Substituting these values into the formula, we get:
8.7 x 10^7 = 5.5 x 10^4 x 2^(240/g)
Dividing both sides by 5.5 x 10^4, we get:
1582.7 = 2^(240/g)
Taking the logarithm of both sides (base 2), we get:
log (base 2) (1582.7) = 240/g
Solving for g, we get:
g = 240 / log2(1582.7)
Calculating g, we discover that it is roughly 29.3 minutes. As a result, the bacteria's generation period is roughly 29.3 minutes.
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Which divides the cerebrum into right and left hemispheres?.
Answer: longitudinal fissure
Explanation: The cerebrum is divided into a left and right hemisphere by a longitudinal fissure that goes by many different names: longitudinal fissure, cerebral fissure, median longitudinal fissure, interhemispheric fissure.
What information can you collect about the process that form copper across the world
Answer:
The high temperatures of volcanic magma creates hydrothermal veins, allowing some of the heat to escape near the upper layers of the Earth's crust. This is why copper is often found in the sedimentary layer, where sand and mud are compressed until they form a layer of sedimentary rock on the surface of the earth.
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Answer:
The concentration of glucose must be maintained within a fairly narrow range in most vertebrates. This statement is an example of — d. homeostasis.
What U.S regions would you recommend against placing spotters?
Answer:
I would reccomend the southeast region against placing spotters.
Explanation:
Answer:
I would recommend the northeast and nortwest region of the us against placing spotters.
Explanation:
the hawthorne and apple maggot flies appear to have become reproductively isolated from each other largely because they: a. mate at different times of the day. b. occupy different parts of the habitat. c. have different mating behaviors. d. do not share the same reproductive organs. e. have adapted to two different hosts.
The Hawthorne and apple maggot flies appear to have become reproductively isolated from each other largely because e.)they have adapted to different hosts.
Initially, these two species are the same species and their host is the hawthorn tree. Speciation occurs when European settlers introduced apple trees in North America. Some flies of species born in the Hawthorne tree accept it as a host and continue to feed on this plant and mate with others flies on the Hawthorn tree. Flies that are born on apple trees accept it as a host and continue to feed on this tree and mate with other flies in this tree. Slowly after some time, these flies differentiated into two species.
This type of speciation which occurs without physical separation Or geographical separation is called sympatric speciation.
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An ecosystem is a(n) ________ system in terms of energy, and a(n) ________ system in terms of matter.
Answer:
An ecosystem is an open system in terms of energy, and an open system in terms of matter.
Explanation:
An ecosystem is an open system in terms of energy, and an open system in terms of matter. The correct option is A.
What is an ecosystem?An ecosystem is a geographical area in which plants, animals, and other organisms, as well as weather and landscape, coexist to form a life bubble.
An ecosystem is an open system in terms of both energy and matter.
Thus, A is the correct answer.
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The missing options of the question are:
A) open; openB) closed; openC) closed; closedD) open; closedE) open; partially closed
1. When is the earth closest to the sun (perihelion)?
2. Is that what you would expect?
3. What season is this in the northern hemisphere?
4. When is the earth farthest from the sun (aphelion)?
5. Is that what you would expect?
6. What season is this in the northern hemisphere?
7. Explain why 1-6 occurs.
8. Thinking question: How does the tilt of the earth cause annual rainy seasons from the tropics towards the sub tropics?
Answer:
I don't know what is the answer if I know i will send you
Microfilaments and microtubules are cytoskeletal elements that also function in cell shape and cell movements. a. true
b. false
The statement "Microfilaments and microtubules are cytoskeletal elements that also function in cell shape and cell movements" is true.Microfilaments,
also known as actin filaments, are thin, flexible protein fibers that are involved in maintaining cell shape and facilitating cell movement.
They are essential for various cellular processes, including muscle contraction, cell division, and cell migration.Microtubules, on the other hand, are long, rigid tubular structures that are involved in maintaining cell shape, intracellular transport, and cell division. They are also essential for the formation of cilia and flagella, which are used by cells for movement.
Both microfilaments and microtubules are important components of the cytoskeleton, which provides structural support to the cell and facilitates various cellular processes. Therefore, it is true that microfilaments and microtubules function in cell shape and cell movements.
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The prothallus of the fern produces spores.
True
False
Answer:
FALSE- did true and it was wrong
Explanation:
How is the circulatory system of the earthworm different from the crayfish? hypothesize as to why these differences exist (hint - consider where each lives)
Answer:
Like humans (and unlike most invertebrates) earthworms have a circulatory system with red blood (earthworms also have hemoglobin in their blood). Earthworms don't have arteries and veins like us, but instead a system of vessels that distribute the blood in various directions
Explanation:
hope it will help you
The pectoralis major acts on the humerus to do which of the following answers below?
1. medially rotate the arm
2. flex the arm
3. adduct the arm
Overall, the pectoralis major is an important muscle for upper body movement and plays a key role in arm adduction and medial rotation.
The pectoralis major is a large muscle located in the chest area. It has several functions, one of which is to act on the humerus bone in the upper arm. Specifically, the pectoralis major helps to adduct the arm, which means to bring it closer to the body. This is important for movements such as hugging, as well as for pulling objects towards the body. Additionally, the pectoralis major can also help to medially rotate the arm, which means to turn it inwards towards the body. However, it does not play a significant role in flexing the arm, which is primarily done by other muscles such as the biceps brachii.
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Explain the changes in the whales skeletons during the transition in habitat according to the theory of natural selection. Will mark brainliest.
Answer:
Legs are better for things such as walking, while it’s the oppostite for fins and tails. Those are better used for swimming. Early whales didn’t have tails and fins, so their skeletons adapted into fins and tails so they could move around better in the water since that is where they spent most of their time. In conclusion, skeletons generally adapt to a form that best suits the animal.
Explanation:
According to natural selection, early whales didn’t have tails and fins, so their skeletons adapted into fins and tails so they could move around better in the water.
What do you mean by natural selection?Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.
Natural selection is the process through which populations of living organisms adapt and change. Individuals in a population are naturally variable, meaning that they are all different in some ways.
There are four principles at work in evolution—variation, inheritance, selection and time. These are considered the components of the evolutionary mechanism of natural selection.
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Active Transport Active transport moves substances from a more d_______ solution to a more c (against the c This requires e solution g from Active transport allows m__________ to be absorbed into plant root hairs from very d solutions in the soil. It also allows sugar molecules to be absorbed from ________ concentra- tions in the gut into the blood which has a higher sugar concen- tration. Sugar molecules are used for cell r
Active transport moves substances from a more dilute solution to a more diluted solution (against the concentration gradient). This requires energy from the cell. Active transport allows mineral ions to be absorbed into plant root hairs from very dilute solutions in the soil. It also allows sugar molecules to be absorbed from lower concentrations in the gut into the blood, which has a higher sugar concentration. Sugar molecules are used for cell respiration and other cellular processes.
1.6 Study case: you are an NASA engineer and you have been entrusted to
build a pathfinder to explore the surface of Venus (at 464°C ~), What 10
metals you would NOT USE and why?
The 10 metals you would not use would be "Lithium (Li),Sodium (Na), Potassium (K), rubidium (Rb), Cesium (Cs), Francio (Fr)", "Beryllium (Be), Magnesium (Mg), Calcium (Ca), Strontium (Mr), Barium (Ba) and Radio (Ra)" due to their low melting temperature.
Which metals to use?Refractory metals are a class of metals that are remarkably resistant to heat and wear. The expression is most often used in the context of materials science, metallurgy and engineering. The definition of which elements belong to this group may vary. The most common definition includes five elements: two from the fifth period (niobium and molybdenum) and three from the sixth period (tantalum, tungsten and rhenium). They all share some properties, including a melting point above 2000 °C and high hardness at room temperature. They are chemically inert and have a relatively higher density. Their high melting points make powder metallurgy the method of choice for manufacturing components from these metals. Some of its applications include tools for machining metals at high temperatures, filament yarn, casting molds, and chemical reaction vessels in corrosive environments. In part due to the high melting point, refractory metals are stable against creep deformation at very high temperatures.
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What do you think is meant by “clear cutting" and
"denuding areas of vegetation"? Answer this and tell us what you think and why
you feel that way.
Answer:
Clear cutting is to cut down all the trees from an area. Denuding is to remove something of its covering completely, making it bare.
Explanation:
Calculate the doubling time for U.S.A with its growth rate of .71% A. 9.85 years B. .98 years C. 98.59 years
The Doubling time for the USA with a growth rate of 0.71% is approximately 98.59 years.
To calculate the doubling time for the growth rate of the USA, we can use the formula:
Doubling Time = (ln(2)) / (growth rate)
Plugging in the values, we have:
Doubling Time = (ln(2)) / (0.0071)
Doubling Time ≈ 97.7 years
Therefore, the correct answer is C. 98.59 years.
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What is a cell? Why are cells important for living things?
Plz
Punnett squares??
I really don't understand this please help!!
Answer:
omg I just did these in class. the answer is like this:
the boxes are: (top left corner) Bb, (top right corner) bb, (bottom left corner) Bb, (bottom right corner) bb
1.
a. potential genotypes: Bb (50%), bb (50%)
b. potential phenotypes: pls dont take my word for this part, bc im not that good here, but I think its brown eyes (50%), blue eyes (50%)
Hope this helped!
A population of 40 deer are introduced into a wildlife sanctuary. It is estimated that the sanctuary can
sustain up to 600 deer. Absent constraints, the population would grow by 60% per year. Estimate the population
after one year Pi Estimate the population after two years P2 -
The population of deer in the wildlife sanctuary can be estimated using the formula:
P(t) = P(0) * (1 + r)^t
where P(t) is the population after t years, P(0) is the initial population, r is the growth rate per year, and t is the number of years.
In this case, the initial population (P(0)) is 40 deer, the growth rate (r) is 60% per year (0.60), and we need to estimate the population after one year (P1) and two years (P2).
To calculate P1:
P(1) = 40 * (1 + 0.60)^1
P(1) = 40 * (1 + 0.60)
P(1) = 40 * 1.60
P(1) = 64
Therefore, the estimated population after one year is 64 deer.
To calculate P2:
P(2) = 40 * (1 + 0.60)^2
P(2) = 40 * (1 + 0.60)^2
P(2) = 40 * 1.60^2
P(2) = 40 * 2.56
P(2) = 102.4
Therefore, the estimated population after two years is 102.4 deer.
It's important to note that these are estimates and assume that there are no constraints on the population growth. In reality, factors like limited resources, predation, and disease can affect the growth rate and population size.
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which organization serves as the principal operations center for dhs
Federal Emergency Management Agency (FEMA) serves as the principal operations center for DHS.Federal Emergency Management Agency (FEMA) serves as the principal operations center for the Department of Homeland Security (DHS).
FEMA was transferred to the newly formed DHS in 2003, and its duties were greatly expanded.FEMA's duties include emergency management, disaster prevention, mitigation, response, and recovery efforts. Its mission is to assist people and local, state, tribal, and federal governments before, during, and after natural disasters, terrorist attacks, or other catastrophic events.In times of crisis, FEMA establishes Joint Field Offices (JFOs) to serve as the command centers for all FEMA-led activities in the affected region. The primary goal of these offices is to coordinate assistance and resources to impacted communities, as well as to communicate with state, tribal, and local authorities.
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Place the steps in order below using the terms first, second, third, and so on.
Some viral DNA is incorporated into the bacterium's genome as a spacer.
Bacteria is exposed to phage (virus) for the first time and survives.
Cas-9 removes the targeted sequence of cutting it out of the bacterial genome.
The RNA acts as a guide for the protein
Cas-9 finds an exact DNA sequence match
in an invading virus.
Transcription occurs and RNA is made
from DNA.
First, transcription occurs and RNA is made from DNA. Second, Cas-9 finds an exact DNA sequence match in an invading virus.
What is transcription?Transcription is the process of converting spoken language or audio recordings into written form. It is a process of listening to an audio recording and typing out the exact words and phrases that are heard. It can also include adding punctuation, formatting, and other features as needed. Transcription is commonly used in fields such as journalism, legal proceedings, medical records, and business communications.
Third, The RNA acts as a guide for the protein Cas-9 which removes the targeted sequence by cutting it out of the bacterial genome. Fourth, Bacteria is exposed to phage (virus) for the first time and survives. Fifth, some viral DNA is incorporated into the bacterium's genome as a spacer.
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Suppose you inoculate three flasks of minimal salts broth with E. coli under the following conditions:
Flask A: c ontains glucose
Flask B: contains glucose and lactose
Flask C: contains lactose
After a few hours of incubation, you test the flasks for the presence of cAMP bound to CAP. Which flask(s) do you predict with have this bound molecule?
a
b
c
a&b
B&C
After a few hours of incubation, you test the flasks for the presence of cAMP bound to CAP. Flask A (contains glucose) is a control and produces a low level of cAMP bound to CAP.
Flask B (contains glucose and lactose) produces the highest level of cAMP bound to CAP because the cells are glucose-depleted and lactose is present. Therefore, the correct answer is a&b: Flask A and Flask B. Flask C (contains lactose) produces a lower level of cAMP bound to CAP than Flask B because glucose is absent, and cAMP production is reduced in the absence of glucose. Thus, Flask A and Flask B will have the bound molecule (cAMP bound to CAP) and flask C will not contain it.
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A change in pH has the greatest impact on which life process?
A change in pH has the greatest impact on which life process?
A) synthesis
B) regulation
C) growth and development
D) transport
A change in pH can have a significant impact on many life processes, but it has the greatest impact on regulation.
define pH ?
pH is a measure of the acidity or basicity of a solution. It is a logarithmic scale that ranges from 0 to 14, with 7 being neutral, values less than 7 being acidic, and values greater than 7 being basic or alkaline. The pH of a solution is determined by the concentration of hydrogen ions (H+) in the solution. A higher concentration of H+ ions in a solution corresponds to a lower pH and greater acidity, while a lower concentration of H+ ions corresponds to a higher pH and greater basicity.
A change in pH can have a significant impact on many life processes, but it has the greatest impact on regulation. pH is a measure of the acidity or basicity of a solution and plays a critical role in many biological processes, including enzyme function, protein structure, and the stability of cell membranes. A small change in pH can cause significant disruptions in these processes, which can lead to a range of physiological changes and health problems. For this reason, organisms have evolved various mechanisms for regulating their internal pH, including the release of buffers and the control of acid-base balance, in order to maintain a stable internal environment and ensure proper functioning.
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in a multicellular organism like an animal or a plant, it is cell-to-cell communication that allows the trillions of cells in an organism to coordinate life-dependent activities. to do this, cells within an organism exchange cellular molecules, including rna. in plants specifically, this exchange can trigger acclimation to environmental changes, transfer of nutrients, and growth.
The statement " in a multicellular organism like an animal or a plant, it is cell-to-cell communication that allows the trillions of cells in an organism to coordinate life-dependent activities" is true because cell-to-cell communication is essential for coordinating life-dependent activities and responding to environmental changes.
Signal generation: A cell produces a signaling molecule, such as a hormone or neurotransmitter, in response to a specific stimulus, like a change in the environment or an internal signal. Signal release: The signaling molecule is released from the cell into the extracellular space, either by exocytosis or passive diffusion. Signal reception: The signaling molecule travels to its target cell and binds to a specific receptor protein on the cell membrane or inside the cell.
Signal transduction: The binding of the signaling molecule to its receptor activates a signaling pathway inside the target cell. This may involve a series of molecular events, such as the activation of enzymes or the release of second messengers. Cellular response: The signal transduction process ultimately leads to a change in the target cell's behavior, such as gene expression, metabolic activity, or cell growth.
In plants specifically, the exchange of cellular molecules can trigger acclimation to environmental changes, transfer of nutrients, and growth. This helps plants adapt to their surroundings and maintain overall health and function. Overall, cell-to-cell communication plays a vital role in maintaining the coordination and functionality of multicellular organisms like animals and plants.
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is Fat around organs
structure of cell membranes
protection
chemical messenger
Answer:
protection
Explanation:
The "fat" around the organs is called the "visceral adipose tissue." Its primary function is to "protect" the organs it encloses from injury. It also keeps the person warm especially when exposed to cold environments. Besides this, it also serves as a storage area for your calories in the body. Fat is not completely harmful as most people think.
This is the reason why it is not good to lose so much weight or become too skinny because losing some fat may be harmful to your organ's protection and heat regulation.