Answer:
The Flowering Plant and the Pollen Beetle
Explanation:
In an imaginary ecosystem, let's consider a mutualistic relationship between two organisms called the Pollen Beetle and the Flowering Plant.
The Pollen Beetle has specialized mouthparts that allow it to extract nectar from flowers. When the beetle visits the Flowering Plant to feed on nectar, it unintentionally picks up pollen grains on its body. As the beetle moves from one flower to another, it inadvertently transfers the pollen from the male reproductive structures (anthers) of one flower to the female reproductive structures (stigma) of another flower.
Here's how each organism benefits from this mutualistic relationship:
1. Flowering Plant:
The Flowering Plant benefits from the Pollen Beetle's actions in several ways:
- Pollination: The transfer of pollen from one flower to another facilitates the plant's reproduction by enabling fertilization. This allows the plant to produce seeds and ensure the survival and genetic diversity of its species.
- Cross-pollination: By receiving pollen from different flowers, the Flowering Plant promotes genetic variation, which can lead to more resilient offspring and increased adaptability to changing environmental conditions.
- Nectar reward: The Flowering Plant provides nectar as a food source to attract the Pollen Beetle. This sweet, energy-rich substance acts as a lure, encouraging the beetle to visit the flowers repeatedly and increase the chances of successful pollination.
2. Pollen Beetle:
The Pollen Beetle also benefits from its interactions with the Flowering Plant:
- Food source: The Pollen Beetle feeds on the nectar provided by the Flowering Plant. Nectar serves as a valuable source of energy and nutrients for the beetle's survival, growth, and reproduction.
- Habitat: The flowers of the Flowering Plant serve as a habitat for the Pollen Beetle. The beetle can find shelter, protection, and potential mates within the flower ecosystem.
- Dispersal: By transporting pollen grains, the Pollen Beetle inadvertently contributes to the genetic diversity and distribution of the Flowering Plant species. This dispersal may allow the beetle to encounter new flowers and habitats.
Overall, this mutualistic relationship between the Pollen Beetle and the Flowering Plant is beneficial for both organisms. The Flowering Plant gains an efficient pollinator, promoting successful reproduction, while the Pollen Beetle obtains a valuable food source and habitat. This interdependence highlights the intricate balance and mutual benefits that can be found in nature's ecosystems.
Now, pay up.
What part of the cell allows the corona vīrus to enter?
Answer:
The cellular membrane
Explanation:
the phrases below describe common types of executable files. match the file type with its description.
An application program is an executable file that performs specific tasks for the user, such as word processing or graphic design. Examples include .exe (Windows) and .app (Mac).
An application program is a file type that refers to a software program designed to perform specific tasks or functions for the user. It is an executable file that can be run directly by the user to accomplish various purposes, such as word processing, spreadsheet calculations, graphic design, or playing games. Application programs are typically created to meet specific user needs and provide a user-friendly interface to interact with the software's features and functionalities.
Examples of application program file types include .exe (Windows executable) and .app (Mac application).The complete question should be:
The phrases below describe common types of executable files. Match the file type with its description.
Application program
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12. Se obtienen 500 mL de CO2 en el laboratorio a una temperatura de 18 °C y una presión de 560 mmHg. El volumen que ocupa a condiciones normales será A. 345,6 mL B. 625,2 mL C. 298,4 mL D. 798,5 mL
Answer:
A. 345,6 mL
Explanation:
Tenemos un gas definido en ciertas condiciones (de presión, temperatura y volumen) y queremos saber el volumen que ocupará en condiciones normales de presión y temperatura, es decir, 1 atm y 0ºC.
Para resolver este problema utilizaremos la ecuación de los gases ideales:
pV=nRT
Ya tenemos todos los datos, y sólo nos resta calcular n, el número de moles. R es la constante de los gases, la cual tiene el valor redondeado de 0.082 L.atm/mol.K, por lo cual es importante convertir las unidades para que éstas se cancelen y den como resultado los moles de gas.
Dividimos 560 en 760 para pasar de mmHg a atm, 500 mL se dividen por 1000mL para pasar a litros, y a la temperatura de 18ºC se le suman 273 para pasarla a Kelvin.
Despejamos n de la ecuación:
n=p.V ÷ R.T
n= 0.740 atm × 0.50 L ÷ 0.082 L.atm/mol.K × 291 K
n= 0.0155 mol
Ahora que tenemos el número de moles del gas, podemos usar la ecuación nuevamente para calcular el volumen que tendrá el gas en condiciones normales (1 atm y 0ºC, o 273 K).
Despejamos V de la ecuación:
V= n.R.T ÷ p
V= 0.0155 mol × 0.082 L.atm/mol.K × 273 K ÷ 1 atm
V= 0.346 L ≈ 346 mL
El volumen que ocupará el mismo gas a condiciones normales será 346 mL, por ende la respuesta correcta es la A. Hay una pequeña discrepancia pero ésta es normal, se debe al redondeo del resultado al final (acá redondeo 345.6 a 346).
Traits acquired during an organisms lifetime can be passed down to its offspring true or false
Answer:
False
Explanation:
An acquired trait is the character developed in an individual as a result of environmental influence. These traits are not coded by the DNA of a living organism and therefore cannot be passed on to future generations.
What is the relationship between DNA, chromosomes, and any organism? Drag and drop the descriptive phrase to the correct column, thereby helping us to describe the relationships between these important components of inheritance.
Answer:
Look below
Explanation:
DNA= the 4th box= Instructions that provide all info necessary
Gene=the 2nd box=Each parent provides 1/2 to offspring
Chromosomes=the 1st box=codes for traits
Proteins=the 3rd and 5th box=Enzymes and macromolecule that builds and run cells
DNA- Each parent provides one-half to offspring AND Instructions that provide all information necessary for any organism to live, grow and reproduce.
Gene- A series of nitrogen bases that codes for a specific trait
Protein- Macromolecule that builds and runs cells AND Enzymes
Chromosomes- no answer.
Which organelle aids in the production and movement of proteins and other materials through the cell?
lysosome
endoplasmic reticulum
cytoplasm
cell wall
Answer:
Endoplasmic reticulum
Explanation:
The endoplasmic reticulum is important particularly in the synthesis, folding, modification, and transport of proteins . All eukaryotic cells contain an endoplasmic reticulum.
Answer:
the answer is BExplanation:
Which step in a comparative investigation is not included in a descriptive
investigation?
A. Asking questions
B. Collecting data
C. Comparing or contrasting
D. Making observations
comparing and contrating
Why might the heart be referred to as a double pump?
The heart is often referred to as a double pump because it has two separate pumps that work together to circulate blood throughout the body: the right side and the left side of the heart.
The right side of the heart receives oxygen-poor blood from the body and pumps it to the lungs, where it picks up oxygen and releases carbon dioxide. This oxygen-rich blood then returns to the left side of the heart, where it is pumped out to the rest of the body.
The left side of the heart receives oxygen-rich blood from the lungs and pumps it out to the body's tissues and organs. This blood provides the necessary oxygen and nutrients to the cells of the body, and then returns to the right side of the heart to begin the cycle again.
The separation of the two sides of the heart by the septum ensures that oxygen-poor blood and oxygen-rich blood do not mix, allowing for efficient circulation of blood throughout the body. The coordinated action of the two pumps working together enables the heart to efficiently deliver oxygen and nutrients to all parts of the body, making it an essential organ for sustaining life.
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what is respiration
Answer: the action of breathing.
What is the final electron acceptor for photosynthesis?
NADH
0
NADPH
ATP
All of the following are cetacean adaptations EXCEPT:
a. ectothermy.
b. streamlined body shape.
c. modified respiratory system to collect and retain large amounts of oxygen.
d. mammary glands.
The cetacean adaptations that are listed in the question are: streamlined body shape, modified respiratory system to collect and retain large amounts of oxygen, and mammary glands. The term that is listed as an exception is "ectothermy." Therefore, the answer is: ectothermy is not a cetacean adaptation.
All of the following are cetacean adaptations EXCEPT: a. ectothermy. Cetaceans, which include whales, dolphins, and porpoises, are endothermic (warm-blooded) mammals. They have adaptations such as a streamlined body shape, modified respiratory system to collect and retain large amounts of oxygen, and mammary glands for nursing their young.
The question lists the following characteristics of cetaceans as adaptations: a streamlined body shape, a modified respiratory system to take in and hold vast amounts of oxygen, and mammary glands. Ectothermy is the word that is designated as an exception. Ectothermy is not a cetacean adaption, hence the answer is no.
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vertebrates have ______ circulatory systems in which blood remain within vessels that exchange materials with the fluid surrounding the body tissues
Vertebrates have closed circulatory systems in which blood remains within vessels that exchange materials with the fluid surrounding the body tissues.
In a closed circulatory system, blood is contained within a network of vessels, such as arteries, veins, and capillaries, and is under pressure from the pumping of the heart. This allows for a more efficient and rapid transport of oxygen, nutrients, and waste products between the different parts of the body. In contrast, in an open circulatory system, blood is not contained within vessels and is in direct contact with the body tissues, which limits its ability to deliver oxygen and nutrients to the tissues. Closed circulatory systems are found in all vertebrates, including fish, amphibians, reptiles, birds, and mammals, and have evolved to meet the metabolic demands of these complex organisms.
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1. Explain why DNP is effective at preventing the production of ATP in cellular
respiration and photosynthesis. Specify the relevant reactions in
photosynthesis and cellular respiration.Reference any sources that you consulted in composing your response.
2. Given the number of deaths caused by DNP, should it still be allowed to be sold as a commercial herbicide? Support your answer by including the risks and benefits of DNP.
ANSWER BOTH PLEASE THANK YOU
DNP functions as a protonophore, allowing protons to pass through the inner mitochondrial membrane and bypass ATP synthase. This reduces the efficiency of ATP energy production.
What is DNP?2,4-dintrophenol (DNP) aids in the movement of protons across cell membranes, resulting in a decrease in ATP production (adenosine triphosphate, the molecule that transports energy within cells).
DNP acts as a protonophore, allowing protons to bypass ATP synthase by passing through the inner mitochondrial membrane. This reduces the efficiency with which ATP energy is produced.
As a result, the proton gradient cannot form across the inner mitochondrial membrane because H+ (hydrogen ion) pumping is halted. As a result, the pH across the inner membrane of mitochondria will decrease.
DNP is toxic to humans and can result in death as well as serious physical side effects. In the United Kingdom, selling DNP for human consumption is a crime.
Thus, it is dangerous to use DNP.
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Can someone help me with my living earth homework
its kinda easy I just hate it<3
1. Water
2. Oxygen and Hydrogen
3. Oxygen and Hydrogen
4. Yes
5. Yes
6. 4
7. 2
8. 4
9. 2
10. No
11. Chemical change
In which direction does the moving force of air flow?
Responses
from high elevations to low elevations
from warm temperatures to cold temperatures
from areas of high pressure to areas of low pressure
from east to west
Answer:
from areas of high pressure to areas of low pressure
Explanation:
Air flows from areas of high pressure to areas of low pressure due to pressure differences.
Air molecules naturally move from an area of higher pressure to an area of lower pressure in an attempt to equalize the pressure.
This movement of air creates wind or air currents.
The air moves in the direction where the pressure gradient is steepest, which is typically from areas of high pressure to areas of low pressure.
This movement is known as the flow of air from high pressure to low pressure.
Hope this helps!
Answer:
from areas of high pressure to areas of low pressure
Explanation:
The moving force of air flows from areas of high pressure to areas of low pressure. Air moves from high-pressure zones to low-pressure zones because of the difference in air pressure. This movement of air from high to low pressure is what creates wind. The greater the difference in pressure between two areas, the stronger the wind will be. So, the correct answer is "from areas of high pressure to areas of low pressure".
easy biology question below first correct answer gets brainliest
if b is a matrix with three rows and six columns, then what is the maximum possible number of parameters in the gene
If b is a matrix with three rows and six columns, then the maximum possible number of parameters in the gene is 18. The reason being is that there are 18 entries in the matrix b.Let's define the term parameters:
A parameter is a quantity that describes the characteristics of a population or a model. Parameters can be used to estimate the population's characteristics. It's critical to understand the distinctions between parameters and statistics. A parameter is a value that describes the entire population, whereas a statistic is a value that describes a sample of the population.
Here, b is a matrix with three rows and six columns. Hence, it has a total of 3*6=18 entries. Therefore, the maximum possible number of parameters in the gene is 18.
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Old Egyptian skeletal remains are discovered. After determining that it had 46 chromosomes total it was discovered that it had the following sex chromosomes. XX. What gender is it?
Answer:
The gender is female
Explanation:
XX is female
XY is male
What would happen to species if it stopped reproducing?
Answer:
The event that would be the result of a species halting its reproducing would be the species becoming endangered and eventually becoming extinct.
Explanation:
Since animals eventually die, the reproduction creates additional animals, in which replace the dead ones. If the species stopped its reproduction, the species would die off because there are no other animals of that species to replace the dead ones.
Mention three amiono acids
Explain gravitational forces by using the example of throwing a ball and seeing it fall towards Earth. If the ball represents earth , and earth represents the sun then how does this example explain earth and the other planets revolution from the sun?
\( \huge{ \bold A } \huge{ \bold n} \huge{ \bold s} \huge{ \bold w} \huge{ \bold e} \huge{ \bold r:}\)
Gravity always acts downward. Complete step by step solution: Once the body is thrown upwards, it goes up until the velocity of the ball turns out to be zero and the force exerted on it becomes zero. After that, the ball touches the ground with acceleration due to gravity and zero velocity.
Answer:
is due to the radiation known as air
Hopefully you realize now that the microorganisms are in the air, dust, you, etc. What is one procedure that we follow at the beginning and end of each laboratory to cut down on the numbers of contaminating microbes?
One procedure that is followed at the beginning and end of each laboratory to cut down on the numbers of contaminating microbes is sterilization.
Sterilization refers to any process that eliminates, removes, kills, or deactivates all forms of microbial life and other biological agents such as fungi, viruses, and bacteria from surfaces, equipment, and laboratory materials. Sterilization is crucial to maintain a safe and sterile environment in laboratories.
It's important to note that the specific procedures and disinfectants used for surface decontamination may vary depending on the type of laboratory, the nature of the experiments being conducted, and any applicable regulations or guidelines. Always follow the recommended protocols and consult with the appropriate authorities or experts in your specific laboratory setting.
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A science class is planning an investigation about gravity and objects on Earth. In three to four sentences, explain the steps the class should take to provide data to help them make a conclusion about the effect of gravity on objects of different masses
Gravity is a force that differentially affects objects depending on their masses. It is also a physical property.
What does gravity mean?Gravity is a force capable of pulling objects and/or materials toward each other depending on their masses.
Gravity on the Earth planet is able to maintain minor bodies (e.g., organisms) on its surface.
Gravity is a physical property because it varies depending on the objects that are involved (for example, gravity on Earth and Mars is not equal).
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What most likely happened to a species that became extinct and are only found as fossils?
Answer:
Millions of years from now, paleontologists may dig into Earth and uncover fossils from our own time. They may, like scientists today, construct a chronology of what came before them, watching past species popping into—and later out of—existence. Today, humans are continually driving species to extinction—by one estimate, almost 500 vertebrate species have gone extinct in the past 100 years—but will those future scientists be able to tell? New research suggests that it might not be easy: Only a small proportion of these human-caused extinctions will leave behind a fossil trace—and the most threatened species are the ones least likely to be preserved for posterity.
The history of life on Earth is punctuated by what researchers call the “Big Five” mass extinctions, a group that includes the dinosaur-killing Cretaceous-Tertiary extinction and several other, even more severe, events. Many scientists now want to add a sixth: the one that humans are causing all over the globe today. But it’s hard to gauge just how severe the current extinction crisis is, compared with others in Earth’s sometimes tumultuous history. Modern extinctions are documented, sometimes in real time. But the Big Five are measured using only the fossil record, a history of those species that were buried and preserved by sediments over time.
That’s why Roy Plotnick, a paleontologist at the University of Illinois, Chicago, and lead author of the study, thinks about far-flung scenarios involving future paleontologists. “We really need to look at modern day extinctions as if they were in the fossil record already, in order to make a comparison,” he says. So he and his colleagues searched fossil databases for modern mammal species—both those threatened by extinction and those that aren’t—to see how many modern extinctions would be detectable by relying only on fossils.
Explanation:
look at the diagram of villi. Which label points to a capillary?
Explanation:
Uhhmmm.....W-where's the diagram though?..
(• ▽ •;)
We can't even answer it cuz u didn't take a picture of ur homework or something..
(;ŏ﹏ŏ)(• ▽ •;)
Explain A wood frog species in Alaska can survive being frozen
almost completely solid. In spring it thaws and becomes more
active. Wood frogs that live in warmer climates do not have this
trait. Explain how this trait relates to adaptation and speciation.
Wood frogs are found in the United States throughout the forests of Alabama and Northwest into Idaho. Wood frogs are the only frogs that live North of the Arctic Circle. Adults usually live in woodlands and lay in vernal pools.
Wood frogs live in a variety of habits, from forests to bogs to tundra. They hibernate on land and breed in water.
The Wooded frog does adapt in warmer climates by hibernating by nestling down into the leafy litter on the forest floor.
I majored in Biology
Name the three white poisons which should be eliminated ( but I'm addicted to...):-P
Answer:
Explanation:
Opium, mepedrone, cannabis, or weeds, I've heard these only
Stop being addict or your life's purpose is wasted, if not you, at least think of your family
Pls help im being timed) compare the original DNA
Answer:
A - substitution
B - insertion
C - deletion
Explanation:
Is there any specialized cells in a white rhino?
Answer:
Neurons and cartilage.