Answer:
How do I answer this.
Explanation:
What is the correct order of phylogenetic classification?
The correct order of phylogenetic classification is kingdom, phylum or division, class, order, family, genus, and species.
An organism group (a taxonposition )'s in a hereditary or ancestral hierarchy is determined by its taxonomic rank. The terms species, genus, family, order, class, phylum, kingdom, and domain make up a typical taxonomy used to categorise biological entities. Genetic analysis-based techniques have paved the way for cladistics, replacing earlier phenomenological taxonomic classification methods that grouped organisms based on similarities in appearance, organic structure, and behaviour.
The seven major taxonomic divisions are kingdom, phylum or division, class, order, family, genus, and species. Furthermore, despite the fact that it is not listed in any nomenclature regulations, domain is now frequently employed as a fundamental rank.
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i crosscut my nail with a knife . will it ever heal???
How is the phosphorus cycle different from the oxygen, nitrogen, and carbon cycles?
a.
It occurs at the fastest rate.
b.
It is not essential to life.
c.
It does not occur naturally.
d.
It does not involve the atmosphere.
Answer:
The cycle only involves the lithosphere, hydrosphere, and biosphere, with no role in the atmosphere. The reason the atmosphere is not involved in that at the natural temperature and pressure of the environment, phosphorus and its compounds are usually in solid or ionic (usually phosphate ion) form. It is also a very slow nutrient cycle, with a major source of the nutrient being determined by tectonic activity that upwells the nutrients from deep in their earth’s core through volcanic activity.
Explanation:
Which feature of a neuron limits the number of action potentials it can produce per second?A) Threshold.B) Refractory period.C) Saltatory conduction
The feature of a neuron that limits the number of action potentials it can produce per second is the refractory period. After an action potential is fired, the neuron goes through a brief period where it cannot fire another action potential.
This period is known as the refractory period. During this time, the neuron is resetting itself and restoring its ion balance. The length of the refractory period varies among neurons and is an important factor in determining their firing rate. The threshold is the minimum level of stimulation needed to trigger an action potential, while saltatory conduction is the process of rapid transmission of action potentials along myelinated axons.
The feature of a neuron that limits the number of action potentials it can produce per second is B) Refractory period. The refractory period consists of the absolute refractory period and the relative refractory period. During the absolute refractory period, a neuron cannot generate another action potential, no matter how strong the stimulus. This ensures the unidirectional propagation of action potentials and allows the neuron to "reset" before firing again. The relative refractory period follows, during which a neuron can generate an action potential, but it requires a stronger stimulus than usual.
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Aaron started a bacteria culture but forgot how many bacteria he started with. He knows that the number of bacteria will double every 4 hours and that after 12 hours, there were 5600 of them. How many bacteria were there initially?
Initially, there were 700 bacteria in the culture.
Let's work backward from the known information. After 12 hours, the number of bacteria reached 5600. We can determine the initial number of bacteria by figuring out how many times the population doubled in that time.
Since the population doubles every 4 hours, there would have been three doubling periods in 12 hours (12 divided by 4). Therefore, the initial number of bacteria would be the final number (5600) divided by 2 raised to the power of 3 (2^3).
Mathematically, it can be calculated as follows:
Initial number of bacteria = Final number of bacteria / (2^number of doubling periods)
Initial number of bacteria = 5600 / (2^3)
Initial number of bacteria = 5600 / 8
Initial number of bacteria = 700
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Leslie is investigating which brand of cell phone has the longest lasting battery.
What is the dependent variable?
Answer:
The battery
Explanation:
The battery is the dependent variable because it can change based on which brand of phone.
true or false: 1. T F Cities are usually colder than their surrounding regions. 2. T F Climate has no effect on the formation of soil. 2.T F Mangroves are a keystone species. 3. T F The brackish water of estuaries does not support a diversity of marine life. 4. T F Large browsing animals are abundant in chaparral. (O
Answer:true
It is true
Explanation:
Answer:
Yup it's True!
Explanation:
Which of the following scenarios does NOT illustrate a danger bats can pose to miners?
A. Bats can swarm, causing miners to fall off equipment.
B. Bats can release feces that have mold spores, causing miners to contract respiratory diseases.
C. Bats can attack, causing miners to contract rabies.
D. Bats can communicate by echolocation, causing miners to lose their hearing.
Answer:
C. Bats can attack, causing miners to contract rabies.
Explanation:
Scenarios that does not illustrate a danger bats can pose to miners is bats can attack, causing miners to contract rabies.Thus, option C is correct.
What is food web?Food web has been defined as the natural way of the interconnection of the food chain that has been represented by the help of graphs and it has been shown that in the ecological community who eats whom. The food web has been also known as the consumer consuming system. The main advantage of the food web has the organism present on the top or the organisms who belongs to the higher trophic level can provided food or feed the organisms from lower trophic level or from other food chain.
The permanent food web has been increased due to the presence of large or complex food web. There are mainly three steps in the food web or food chain and they are producers, consumers, as well as decomposer. The producer belongs to the trophic level, the consumers belongs to the second and third trophic level, and the decomposers belongs to fourth and fifth trophic level.
Since there are more number of species they have more oppurtunity on which ones to eat because food webs with many species (biodiverse) are more stronger than those with few species.
Therefore, Scenarios that does not illustrate a danger bats can pose to miners is bats can attack, causing miners to contract rabies.Thus, option C is correct.
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What does asexual and sexual reproduction have in common?
Require living cells
Produces offspring
Has DNA for genetic information
What are Mendel's two laws?
Answer:
1) the law of segregation
2) the law of independent assortment
Explanation:
Name two structures that are found in plant cells but
are not found in animal cells. What are the functions
(job) of these two structures in plant cells?
Make sure to identify the structure before explaining
the function.
Answer using at least 2 complete sentences.
The structures present in the plant cell but absent in animal cells are chloroplast, cell wall and vacuoles.
A membrane-bound organelle called a plastid, or chloroplast, is a kind that primarily facilitates photosynthesis in plant and algal cells. While releasing oxygen from water in the cells, the photosynthetic pigment chlorophyll absorbs energy from sunlight, transforms it, and stores it in the energy-storage molecules ATP and NADPH. The Calvin cycle is the mechanism by which organic molecules are produced from carbon dioxide using ATP and NADPH.
A cell wall is an external structural layer that surrounds some types of cells. It may be hard, flexible, or occasionally rigid. It serves as a filtering mechanism, structural support, and protection for the cell. A membrane-bound cell organelle known as a vacuole. Animal cells typically have tiny vacuoles that aid in the sequestration of waste. Vacuoles in plant cells aid in preserving the equilibrium of water. A single vacuole may occasionally occupy the majority of a plant cell's inner volume.
Hence, plant cell contains different organelle as compared to animal cell.
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in humans, red-green color blindness is a recessive, x-linked disorder. if a mother with red-green color blindness gives birth to a color-blind daughter, what genotype would the father have?
the fact that the daughter has red-green color blindness indicates that she received the recessive, x-linked gene from both her mother's X chromosomes.
Since females have two X chromosomes and males have one X and one Y chromosome, this means that the father must have passed on his X chromosome with the recessive gene to his daughter. Therefore, the father would have to be either a carrier of the recessive gene or also have red-green color blindness.
In this case, if a mother with red-green color blindness gives birth to a color-blind daughter, the father's genotype would be XcY, where Xc represents the X chromosome with the color blindness gene and Y represents the Y chromosome. This means the father is color-blind as well, since he has only one X chromosome and it carries the recessive gene for color blindness.
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middle which diagram shows the changes in appearance of a plant cell when a remains in a concentrated sugar solution for thirty minutes? what is th answer
The osmosis diagram is the one that most accurately represents how a plant cell might change in appearance after spending thirty minutes in a concentrated sugar solution.
Osmosis is the process by which water molecules move from an area with a lower concentration of solutes to an area with a higher concentration of solutes across a semi-permeable membrane.
If a concentrated sugar solution were present, the solute concentration outside the plant cell would be higher than that inside.
Water from inside the plant cell would naturally try to exit the cell as it is submerged in the concentrated sugar solution in an effort to balance the solute concentration on either side of the cell membrane.
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A particular single celled organism is it radiant energy to fix carbon as yours does organism generate ATP by breaking down sugars through a process that uses oxygen based on this information how should this organism be classified
Answer:
The autotrophs are the organisms that uses sunlight (radiant energy) to perform the process of photosynthesis to fix carbon in the form of sugars. They generate ATP by breaking down the sugar using oxygen, which means they perform cellular respiration.
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What is required for PKC activation? Choose one: A. binding to Gq and DAG B. binding to Gq C. binding to DAG D. continuing presence of Ca2+ E. binding to DAG and continuing presence of Ca2+
The right answer, based on the facts provided, is E binding to DAG and continued Ca2+ present.
How does PKC get started?1,2-diacylglycerol, which is generated by the receptor-mediated hydrolysis of inositol phospholipids, activates protein kinase C (PKC) (1). The regulatory and catalytic domains are located in the amino- as well as carboxyl-terminal portions, respectively, of PKC's wide family of many isoforms.
How is PKC turned off?These second messengers, diacylglycerol as well as Ca2+, attach to PKC's regulatory modules, the C1 and C2 domains, respectively, activating PKC. PKC is activated by raising the intracellular concentrations both Ca2+ and diacylglycerol; inactivated by lowering these ligands to baseline levels.
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Please helppp :(((
Describe how the global conveyor belt helps regulate the European climate.
When a boxer is moving away from a punch the force experienced is reduced?
the duration of contact is extended The force felt by a boxer as they move away from a blow is lessened since the punch has more time to make contact with them.
Impulse is the result of the force as well as the moment of application, and this notion explain why "rolling with both the punches" in boxing is effective. Since force is inverse proportional to time, when he moves his head forward the time increases and as a result the impact of force decreases. As a result, the boxer hits a very little bit less forcefully. A. It lengthens the impact period while lessening the force of the hit. The moment of impact and force are decreased when the boxer travels towards the strike.
(When a boxer is moving away from a punch, the force experienced is reduced because
A) momentum transfer is reduced.
B) the time of contact is increased.
C) the force is less effective.
D) all of the above)
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Giving brainiest 5 star ty and follow! Please help i need it
Sunlight hits different locations on Earth with varying intensity. How does this
differential heating affect the atmosphere?
A. At the equator, insolation is less intense, so the air is warmer and
rises.
B. At the equator, insolation is more intense, so the air is warmer and
rises.
C. At the equator, insolation is less intense, so the air is warmer and
sinks.
D. At the equator, insolation is more intense, so the air is warmer and
sinks.
The differential heating affect the atmosphere because at the equator, insolation is more intense, so the air is warmer and rises and is denoted as option B.
What is Insolation?This is a term which is referred to as the amount of solar radiation that is received by a planet. The energy in this process has some absorbed and reflected in the atmosphere and is more intense at the equator.
This high intensity causes the air to be heated which makes it warmer and rises up and is therefore the reason why option B was chosen as the correct choice.
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Which of the following statements is FALSE about ATP?
a. It cannot be produced without the presence of oxygen.
b. It is considered the energy currency of the cell.
c. It stores energy in the bonds of its three phosphate groups.
d. It is the abbreviation for adenosine triphosphate.
please answer this for me
Answer:
Plants
Explanation:
In plant cells, the vacuoles are much larger than in animal cells
Describe two ways the biosphere interacts with the atmosphere.
Answer:
In more subtle ways, atmosphere-biosphere interactions influence the health of the air we breathe (see figure): rough surfaces of vegetation remove aerosols, ozone, and other reactive gases from the air through dry deposition; plants emit a huge variety of volatile organic compounds (VOCs) that are precursors to ..
Plsssssssssssssssssssss answer
Answer:
I'm going to say yes and no because alot of mask have different textures and material with some of the mask being thin material and some being think it really depends on the type of mask because with a really thin mask that doesn't have support u can still spread germs because even if you may be 5-6 feet apart germs spread about to 500 feet radius i do believe so it once again it depends on the mask
Explain monohybrid and dihybrid cross??
Gregor Mendel was the scientist who is called father of Genetics. He gave the idea of Monohybrid and Dihybrid cross.
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\( \sf \red{Explain \: monohybrib \: and \: dihybrid \: cross}\)
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\(\sf \green{Monohybrid:}\)
In monohybrid cross, one pair of contrasting characters is inherited from the parents.
\(\sf \pink{Dihybrid:}\)
In dihybrid cross, two pairs of contrasting characters is inherited from the parents.
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what structure is used to help count the number of chromosomes?
The structure is used to help count the numbers of chromosomes is the centromere. which divides the chromosome into two sections, or arms.
What is centromere and its function?Centromere The centromere appears as a constricted region of a chromosome and plays a key role in helping the cell divide up its DNA during division (mitosis and meiosis). Specifically, it is the region where the cell's spindle fibers attach.
What is a centromere example?In holocentric chromosomes centromeric proteins, such as CENPA (CenH3) are spread over the whole chromosome. The nematode, Caenorhabditis elegans, is a well-known example of an organism with holocentric chromosomes, but this type of centromere can be found in various species, plants, and animals, across eukaryotes.
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"one drop of water leaking per second from a faucet can waste more than 2,300 gallons of water per year." the most reliable source of this information is a
journalist
plumber
salesman
scientific website
Answer:
Answer is D. scientific website
Explanation:
The other person who answered this was correct
Writing a scientific paper is a way to present your original findings to other scientists or to evaluate their work. Thus, option D is correct.
What is the role of scientific website?The most popular site for searching and analyzing scientific citation data is called Web of Science (WoS).
It is utilized as a dataset for sizable, data-intensive studies, as well as a research tool supporting a wide range of scientific tasks across several knowledge domains.
Researchers can conduct thorough searches across a variety of resources using WoS's common search language, navigation environment, and data structure, and they can employ citation linkages to find pertinent research findings.
As a result, they play a crucial role in how modern science develops, where one scientist's work builds on that of another.
Therefore, scientific website, most reliable source of this information.
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What are people doing to cause The Human Over consumption of Food crisis? More ecological than dietary.
WILL MARK BRAINLIEST!! AND GIVE 40 POINTS!!!!!!!
Answer:
iriekrkfidfix0kddmdk
Brenda, a 56-year-old carpenter, injured her back years ago, had major surgery, and felt "normal" within 6 months. She returned to work and for 3 years was accident free. Then she reinjured her back four times within a 3-year period. Physical therapy and analgesia were unsatisfactory. She was referred to a multidisciplinary pain center when nothing seemed to control the pain, and she began missing too much work and could not pay her bills. At the pain center, she saw a medical doctor, a psychologist, a social worker, an occupational therapist, and a pharmacist. Her husband was involved in the pain assessment as well and was interviewed separately by team members. At the end of the day-long session, Brenda and her husband met with the team, who discussed their findings and detailed their treatment plan.
Why do you think the team involved her husband?
The team involved Brenda's husband in the pain assessment because his input can provide insight into her daily functioning, any pain-related behaviors, as well as how her pain has impacted their relationship.
The team involved her husband to discuss their findings and detailed their treatment plan. Brenda, a 56-year-old carpenter, had major surgery, reinjured her back four times within a 3-year period, and felt "normal" within 6 months after injuring her back years ago. Physical therapy and analgesia were unsatisfactory.
She was referred to a multidisciplinary pain center when nothing seemed to control the pain, and she began missing too much work and could not pay her bills.At the pain center, she saw a medical doctor, a psychologist, a social worker, an occupational therapist, and a pharmacist.
Her husband was involved in the pain assessment as well and was interviewed separately by team members. At the end of the day-long session, Brenda and her husband met with the team, who discussed their findings and detailed their treatment plan.
The team involved her husband to gain a more comprehensive understanding of Brenda's condition. Brenda's husband could provide details about her behavior, mood, and symptoms that she may not have shared herself. Brenda's husband may also have provided valuable information about Brenda's emotional state and lifestyle that could aid in developing a comprehensive treatment plan.
Additionally, the team could assess the impact of Brenda's condition on her husband and their relationship, which could also play a role in her recovery.
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Earth's second atmosphere (atmosphere III) was a thick atmosphere of primarily water vapor and carbon dioxide,
What effects did this have on Earth?
A. Heat energy was retained and water vapor condensed
B. Ultraviolet light split water vapor into hydrogen and oxygen.
C. Increased oxygen allowed reptiles to thrive.
D. Helium and hydrogen gases escaped earth's gravity
This had the same effect on Earth as it did on Mars. Heat energy was conserved, and water vapor was condensed.
What was the second atmosphere of Earth like?The second atmosphere, which remained on the planet, was formed by volcanic outgassing and comet ices. This atmosphere had almost no oxygen, but plenty of water vapor, carbon dioxide, nitrogen, and methane.When Earth's crust began to cool 2.5 billion years ago, there was less water vapor in the sky, and more water condensed into liquid, resulting in the formation of Earth's second atmosphere.The second atmosphere was formed by volcanic outgassing and comet ices, and it was the first to survive on Earth.A secondary atmosphere is a planet's atmosphere that did not form through accretion during the formation of the planet's star. Instead, a secondary atmosphere forms as a result of internal volcanic activity or the accumulation of material from comet impacts.To learn more about Earth's second atmosphere refer to:
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what is the wavelength of a wave with the speed of 680 m/s and the frequency of 400 hertz
Answer:
Wavelength of the wave is \(1.7\) meter
Explanation:
As we know that
\(c = \lambda *v\)
C is the speed of light
\(\lambda\) is the wavelength of light
v is the frequency of the light
Substituting the given values in above equation, we get -
\(680 = \lambda * 400\)
\(\lambda = \frac{680}{400}\\ \lambda = 1.7\) m