Why is diffusion easy for the cell to do?
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*Dont do the same words put that into your own words
Related Questions
What gives keratinocytes their name
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Which fungus is unicellular? chytrid yeast truffle penicillium
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Answer:
Yeast:Unicellular fungus(often referred to as yeastOther examples:Saccharomyces cerevisae(Bakers yeast)Candida SpeciesExplanation:
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Consider the scenario.
Monarch butterflies are a migratory insect that can travel each year from the northeastern United States and Canada down to central Mexico to hibernate over winter from November to March. Scientists studying monarch butterflies noticed the number of wintering monarchs in Mexico was at its lowest in decades. By reading climate reports, scientists learned that United States and Canada had been experiencing abnormal drought and rainfall patterns. The scientists also learned that the droughts killed off many plants, including milkweed needed as food for monarch caterpillars.
Question
Which part of the scientific method is best illustrated by the scientists wondering why there are fewer monarch butterflies arriving in central Mexico?
A. collecting data from an experiment
B. communicating the results of a study
C. making an observation and asking a question
D. forming a new hypothesis
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The scientific method that is involved in the study of why there are fewer monarch butterflies arriving in central Mexico is making an observation and asking a question. Option C
What is the scientific method?The scientific method is based on the fact that science is all about inquiry and the quest to obtain new information. There are several steps in the scientific method which includes; Observation, hypothesis, experiment, inference and conclusion.
Now, we can see that studies revealed that fewer monarch butterflies are arriving in central Mexico. We now want to find out which scientific method could be responsible for this.
We can then see that, the part of the scientific method that involves this is making an observation and asking a question.
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the h. pylori bacterium that is associated with ulcer formation is _____.
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The H. pylori bacterium (Helicobacter pylori) is a gram-negative, spiral-shaped bacterium that is associated with the development of various gastrointestinal conditions, including peptic ulcer disease (PUD).
H. pylori is commonly found in the stomachs of humans, where it can colonize and cause chronic inflammation, leading to ulcer formation in the lining of the stomach or duodenum. H. pylori infection is a common bacterial infection worldwide, and it is estimated that around half of the world's population is infected.
The bacteria can be spread through contaminated food, water, or close contact with infected individuals. H. pylori produces urease, an enzyme that converts urea into ammonia, which neutralizes the acidic environment of the stomach and allows the bacteria to survive and colonize the stomach lining.
The symptoms of H. pylori infection may include abdominal pain, bloating, nausea, vomiting, and loss of appetite. Treatment of H. pylori infection typically involves a combination of antibiotics and acid-reducing medications, which can help to eradicate the bacteria and promote healing of the ulcers. It is important to seek medical attention if you suspect you have an H. pylori infection, as untreated infections can lead to more serious complications such as stomach cancer.
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In photosynthesis, the movement of protons from the stroma to the thylakoid lumen is _______ and is coupled to ________.
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Artificial selection has produced a wide variety of crop plants, livestock, and pets. Which characteristic of artificial selection makes it different from natural selection
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Answer:
Genetic Problems
Explanation:
When people genetically modify animals, they can mess up a lot of their natural abilities. For example in some cases scientist have made cows who produce more milk, but couldn't reproduce anymore because of it. Sometimes it even hurts the animal. People have bred dogs in certain ways that makes it hard for them to breathe, like Bull dogs who has respiratory issues. This makes decreases their life span and continuing to bred them will only make it worse. When scientist have a certain trait they want they also make animals breed with their own families. Incest creates a lot of genetic problems.
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Please help
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Answer:
B
Explanation:
sorry if im wrong!!!
I need help with this question
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Explanation:ocanic crust is the first one both is the 2nd one and contenetal crust is 3rd one
How many neurons are shown in the circuit in this animation? (select one) A) One neuron B) Two neurons. C) Three neurons D) Four neurons. E) Unable to answer.
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The circuit in the animation consists of three neurons. Therefore, the correct option is C) Three neurons.What is a neuron?A neuron is a specialized cell in the nervous system that sends and receives signals. A neuron comprises three parts:
the cell body, dendrites, and an axon.The dendrites get signals from other neurons and pass them on to the cell body.An action potential is produced when enough signals are gathered. The action potential travels down the axon, which is covered in an insulating substance called myelin, to the end of the axon. At the axon terminal, the action potential causes the release of chemical messengers known as neurotransmitters. The neurotransmitters cross the synapse, a small gap between neurons, and bind to receptors on the receiving neuron's dendrites. The process repeats with the receiving neuron sending signals to other neurons.
About AxonAxon are very thin nerve fibers that carry nerve impulses from one neuron (nerve cell) to another neuron. Neurons themselves are responsible for receiving sensory input, sending motor commands to muscles, and transforming and relaying electrical signals throughout these processes.
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the embryonic germ layer that is the source of connective tissue and muscle is
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The embryonic germ layer that is the source of connective tissue and muscle is the mesoderm.
During the formation of a zygote, three germ layers are formed. Ectoderm, endoderm, and mesoderm are the three germ layers. The mesoderm is the middle germ layer, situated between the ectoderm and endoderm. The mesoderm forms the body's inner tissues and organs. It divides into four parts: the paraxial mesoderm, intermediate mesoderm, lateral plate mesoderm, and chordamesoderm.The mesoderm provides rise to numerous structures, including blood cells, blood vessels, bone, cartilage, connective tissue, dermis of the skin, heart, kidney, muscle, and reproductive organs.
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which of the following is not a feature of natural selection?
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Answer:
naturally living organisms
Every neuron in the input layer represents a/an _______________ variable that influences the output.
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Every neuron in the input layer represents an independent variable that influences the output.
In neural networks, the input layer receives and encodes the initial information or data that is fed into the network. Each neuron in the input layer corresponds to a specific feature or attribute of the input data. The neuron act as placeholders for the values of the input variables.
The values they receive are then processed and propagated through the network, ultimately influencing the final output. By combining the weighted inputs from the input layer with the activations of neurons in subsequent layers, the neural network can learn and make predictions or decisions based on the relationships and patterns present in the input data.
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Question 8
1 pts
Which of the following is not an example of Homeostasis?
a. A balanced blood pH
b. Extremely high blood c. glucose levels
c. Sweating when hot
d. Shivering when cold
Question 9
1 pts
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active aerobics and active recreation are especially good at building cardiovascular endurance (true or false)
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Active leisure and aerobic exercise are particularly effective at enhancing cardiovascular endurance. This statement is true.
Active aerobics and active recreation are excellent ways to improve cardiovascular endurance. These types of exercises involve continuous, rhythmic movements that elevate the heart rate and increase oxygen consumption, which over time can improve the heart's efficiency and strengthen the cardiovascular system.
Regular aerobic exercise has many health benefits, including reducing the risk of heart disease, stroke, and diabetes, as well as improving overall fitness levels and mental well-being. Additionally, it can lead to better weight management and improved sleep quality.
It's important to note that other factors such as diet, genetics, and overall health can impact cardiovascular endurance. It's always recommended to consult with a healthcare professional before beginning a new exercise program, especially if there are any pre-existing medical conditions.
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What causes one embryo to develop unique characteristics compared to the embryos of different species?
A. The type of food available to the mother
B. The genes found in the chromosomes of the embryo
C. Environmental factors such as climate, air pollution, and water quality
D. The embryo begins as a smaller version of the fetus and simply increases in size
Answers
Answer:
Dont worry about me, I just added this answer so the other person can get their brainliest because they definetly deserve it Explanation:
Dont worry about me, I just added this answer so the other person can get their brainliest because they definetly deserve it Explanation:
Which part of the gi tract does not actively participate in the digestion of carbohydrates?
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Stomach is the part of the GI tract does not actively participate in the digestion of carbohydrates.
Carbohydrates are first mechanically and chemically broken down in the mouth. Mastication, another term for chewing, breaks down the meals high in carbohydrates into ever-tinier bits. Saliva that covers the food particles is produced by salivary glands in the mouth cavity. Salivary amylase is an enzyme found in saliva.
Dietary carbohydrates are converted to glucose, fructose, and/or galactose in the small intestine and then absorbed into the blood. The breakdown and absorption of dietary carbohydrates can be influenced by a variety of factors.
The given question is incomplete, find below the complete question,
Q. Which part of the GI tract does NOT actively digest carbohydrates?
a)small intestine
b)stomach
c)pancreas
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During which stage of the cell cycle does cell division occur? A. mitosis B. cell growth C. interphase D. quiescence
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Cell division occurs in mitosis.
What is mitosis?Mitosis is called the process in which there is non-sexual reproduction of cells in which the genetic material is duplicated to generate another cell with the same characteristics of the original cell. Mitosis occurs in cells from the human body or from other species and can occur in processes in which there is damage to some tissue and it has to be repaired.
Mitosis is made up of different phases in which cellular changes are generated to be able to carry out this cell replication, within the stages are: interphase, prophase, prometaphase, metaphase, anaphase and telophase.
Therefore, we can confirm that cell division occurs in mitosis.
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When reactive oxygen species build up in a cell, they tend to bind avidly to different sites in the cell. Which site is most strongly linked with the onset of chronic inflammation?
Cell membrane
Nuclear DNA
Ribosomes
Mitochondrial membrane
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The site that is most strongly linked with the onset of chronic inflammation when reactive oxygen species build up in a cell is the cell membrane.
The site that is most strongly linked with the onset of chronic inflammation when reactive oxygen species build up in a cell is the cell membrane. Reactive oxygen species, also known as free radicals, are highly reactive molecules that can cause damage to different components of a cell. When they accumulate in excess, they can bind avidly to the cell membrane, leading to oxidative stress and inflammation. This can result in the activation of immune cells and the release of inflammatory mediators, such as cytokines and chemokines. Over time, chronic inflammation can contribute to the development of various diseases, including cancer, cardiovascular disease, and neurodegenerative disorders. Therefore, it is important to maintain a balance between the production and scavenging of reactive oxygen species to prevent oxidative stress and chronic inflammation.
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Which of the following statements accurately summarizes the results of the Hershey-Chase experiment?
a. Viruses use protein while bacteria use DNA as infectious agents.
b. Viruses are 'obligate cellular parasites' that require living cells in order to reproduce.
c. Viral proteins are needed to synthesize virus capsids (the 'head' of a virus) in bacteria.
d. DNA transfer into the bacteria cell is required for phage infection.
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The following statement accurately summarizes the results of the Hershey-Chase experiment: The DNA transfer into the bacterial cell is required for phage infection (option d).
The Hershey-Chase experiment demonstrated that DNA transfer into the bacterial cell is necessary for phage infection. This experiment used bacteriophages or viruses that attack bacteria to determine whether the viral genetic material was protein or DNA. In the Hershey-Chase experiment, a bacteriophage was injected into the bacterium to determine if protein or DNA was the genetic material that allowed the phage to reproduce. The results showed that the phage's genetic material was DNA and that DNA transfer into the bacterial cell is necessary for phage infection.
The correct answer is d. DNA transfer into the bacteria cell is required for phage infection.
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what level of ecology includes physical and chemical factors such as land and water? group of answer choices
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The study of ecology involves the relationship between living organisms and their environment, which can be studied at various levels. This includes different levels of study of ecology, which may include individuals, populations, communities, and ecosystems.
The level of ecology that includes physical and chemical factors such as land and water is the ecosystem level. An ecosystem is a community of living organisms interacting with each other and their non-living environment such as air, water, and soil.
The ecosystem level is the most inclusive and broadest of all the ecological levels of organization, as it considers the entire biotic and abiotic system. The physical and chemical factors of an ecosystem such as land and water play a significant role in determining which organisms can live there.
The physical factors, such as temperature and water availability, determine what types of organisms can survive and thrive. The chemical factors, such as nutrient availability, pH, and salinity, can also limit the types of organisms that can survive in the ecosystem.
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What are reactants in a chemical reaction?(1 point)
A. outputs
B. inputs
C. substances that are formed by reactions
D. substances that speed up reactions
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Answer:
B. inputs
Explanation:
Answer:
inputs
Explanation:
i just did this test and chose inputs and got it correct
Where does photosynthesis occur?
A. roots
B. Flowers
C. stems
D. leaves
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Answer:
Your answer is D) leaves. The leaves serve as the "solar panels" of the plant, because they gather sunlight for photosynthesis.
describe the construction of a recombinant plasmid containing the gene for luciferase and the insertion of the plasmid into a bacterial cell by placing the steps in order.
a. Perform a restriction digestion of the luciferase gene and the plasmid. b. Transform bacteria with the recombinant plasmid using electroporation. c. Ligate together the luciferase gene and the plasmid to generate a recombinant plasmid. d. Use PCR to amplify the gene for luciferase. e. Plate the bacterial cells, and screen for positive transformants.
1. First step 2. Last step
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The transformation procedure can be used to insert this plasmid into a bacteria.
Recombinant plasmids are injected into bacteria in what ways? A plasmid vector can be modified by researchers to incorporate DNA snippets or genes, resulting in a recombinant plasmid.The transformation procedure can be used to insert this plasmid into a bacteria.Bacteria can thus be employed as factories to copy vast amounts of DNA fragments since they reproduce quickly.Basic actions include:Cut the plasmid open, then "paste" the gene inside.DNA ligase and restriction enzymes, which cleave DNA, are both necessary for this process (which joins DNA).Put the plasmid inside of bacterium.Plasmid-carrying bacteria should be multiplied and used as "factories" to produce the protein.To learn more about PCR refer
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Which types of plant cells must receive glucose from other plant cells?
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Answer:
While plant cells have chloroplasts to photosynthesize, they also require ATP for cellular functions, and do use oxygen to break down some of the sugar they produce in order to generate that ATP. They need mitochondria for this.
In particular, at night when there is no light, plants undergo cellular respiration since there is no sunlight to photosynthesize.
They do, however, produce far more sugar and oxygen through photosynthesis than they use up in respiration.
The type of plant cells that receives glucose from other plant cells are NON-PHOTOSYNTHETIC plant cells.
Photosynthesis is a group of metabolic reactions by which plant cells generate simple carbohydrates (i.e., glucose) and oxygen by using the energy from the sun, carbon dioxide and water.In consequence, non-photosynthetic cells cannot produce glucose and thus need to receive this nutrient from photosynthetic cells.An example of non-photosynthetic cells is the root cells found underground.In conclusion, the type of plant cells that receives glucose from other plant cells are NON-PHOTOSYNTHETIC plant cells.
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reginald pisum is homozygous dominant for the trait sativum, or pea-like earlobes. if he were to marry pearl blossom, who is heterozygous for the trait, what proportion of their offspring will also be homozygous dominant?
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0.5 Percent of their offspring will also be homozygous dominant
What is homozygous dominant ?A homozygous dominant genotype refers to an organism with two dominant alleles for a characteristic. This genotype is denoted by the letter BB using the example of eye colour. Heterozygous genotype refers to an organism with one dominant allele and one recessive allele.
When you are heterozygous, you have two distinct alleles as opposed to being homozygous. Each parent gave you a different version of themselves. The dominant allele in a heterozygous genotype prevails over the recessive one. Consequently, the dominant trait will manifest.One allele for a dominant trait, such as brown hair, and one allele for red hair are present in a person who is heterozygous for red hair. The red hair allele can be passed on to their future offspring.Learn more about Homozygous dominant here:
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a population of 500 jackrabbits has two alleles, fband fw, for a locus that codes for fur color. fbfbindividuals have black fur, fbfw individuals have gray fur,fwfwindividuals have white fur. 250 individuals are black, 150 individuals are gray and 100 individuals are white. what are the observed genotype frequencies in this population?
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In this population of 500 jackrabbits, the observed genotype frequencies can be calculated based on the given phenotype frequencies.
The phenotype frequency of black rabbits is 0.5, gray rabbits is 0.3, and white rabbits is 0.2. Using the Hardy-Weinberg principle, we can determine the expected genotype frequencies. Assuming that the population is in Hardy-Weinberg equilibrium, the expected genotype frequencies are 0.25 for fbfwfbfw (black), 0.2 for fbfwfwfw (gray), and 0.04 for fwfwfwfw (white).
By dividing the expected genotype frequencies by the sum of all three expected frequencies, which is 0.49, we can calculate the observed genotype frequencies. Thus, the observed genotype frequencies in this population are approximately 51% for fbfwfbfw (black), 41% for fbfwfwfw (gray), and 8% for fwfwfwfw (white).
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If a housefly had 6 chromosomes would the cell be diploid or haploid
If a human have 23 chromosomes would it be a gamete or a somatic cell?
Why is the chromosome number in each of the animal cells an even number?
Answers
Answer:
If a housefly had 6 chromosomes would the cell be diploid or haploid?
Haploid
if a human have 23 chromosomes would it be a gamete or a somatic cell?
Gamete
Why is the chromosome number in each of the animal cells an even number?
Even numbers could be divided by 2 evenly
-TheUnknownScientist
Explanation:
haploid
gamete
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In 1898 Friedrich Loeffler and Paul Frosch found evidence that the cause of the highly contagious hoof-and-mouth disease in livestock was a microscopic infectious particle. It was discovered that this particle requires a host cell to reproduce. Which pathogen is most likely responsible for causing hoof-and-mouth disease in livestock?
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Answer:
Enteroviruses.
Explanation:
Enteroviruses is the pathogen that is responsible for causing hoof-and-mouth disease in livestock. Infection of this virus causes a vesicular eruption on the hands, feet, and oral mucosa in the livestock animals which greatly damaged the health of animals. These viruses needs a host cell to reproduce because it is a virus which is non-living outside the living cell.
Choose Griffith, Avery, or Hershey and Chase. Select evidence from the text to develop a flowchart that shows how that scientist or team of scientists used scientific methods. Be sure to identify each method. use your flowchart from the reading tool and content from chapter 1 as a guide.
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Question = what is the genetic material? >> hypothesis = it is composed of DNA >> experimentation = use of radioactive isotopes. It was discovered by Avery by observing bacterial transformation.
What is the scientific method?The scientific method is a series of steps used to collect scientific evidence in favor of a hypothesis.
A hypothesis is a given explanation about an observation that emerged by analyzing the natural world.
By using the scientific method, Avery showed that DNA is responsible to store the genetic information in bacteria across generations.
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Which event can cause slumps, landslides, and mudflows to occur?
earthquakes
hurricanes
snowfalls
thunderstorms
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Answer:
earthquakes
Explanation:
Answer:
earthquakes
Explanation:
because it is muddy