Answer:
I think it's C
Explanation:
Answer:
Answer is C)
Explanation:
Not all electricity is generated by humans, a battery or bulbs... BOTH must have an electric current in order to be active
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PLEASE ASAP!!! The answer is B right?
Answer:
yes, it is correct because ik that it's B
Explanation:
it is
Answer:
It’s D
Explanation:
Why is the krebs cycle so important if it only produces 2 atp molecules.
The Krebs cycle, also known as the citric acid cycle, is an essential part of cellular respiration. It plays a crucial role in generating energy from the breakdown of glucose and other organic molecules. Although it only produces 2 ATP molecules directly, it indirectly generates much more ATP through the electron transport chain (ETC).
During the Krebs cycle, acetyl CoA enters the cycle and is broken down into carbon dioxide, NADH, and FADH2. These electron carriers, along with other molecules generated in the cycle, then feed into the ETC. This is where the majority of ATP is generated through oxidative phosphorylation.
In addition to energy production, the Krebs cycle also generates precursor molecules for various cellular processes. For example, it produces intermediates that are used to synthesize amino acids, nucleotides, and other important biomolecules.
Overall, the Krebs cycle is essential for the functioning of cells and organisms. Without it, the body would not be able to efficiently generate energy or produce the necessary building blocks for various cellular processes.
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A proposed answer to a question about the natural world
Soil, rocks, water, air, plants, and animals all belong to the natural world. A thing's qualities can be used to characterize, contrast, and categorize it. Both living and nonliving creatures are found in nature. Living things are able to move, grow, and reproduce. They also require food, water, air, and shelter.
Hypothesis ; The Latin root of the word "science" means "knowing." Science is a unique method of learning about the natural world that begins with a query and then seeks an evidence- and logic-based response.
Scientists establish hypotheses as statements, which are then put to the test through research methods like experiments. In order to explain observed phenomena, hypothese are built utilizing logic, reasoning, and mathematical arguments.A hypothesis gives scientists a starting point for questions and helps them develop testable ideas and laws about how the natural world works. This aids in their understanding of the world around them. A theory offers a thorough justification for an event.To know more about Natural world please click here : https://brainly.com/question/24847017
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which method for determining the age of artifacts measures the rate of decay in atoms in volcanic rock? paleomagnetic dating paleomagnetic dating potassium-argon dating potassium-argon dating radiocarbon dating radiocarbon dating dna analysis
The method for determining the age of artifacts that measures the rate of decay in atoms in volcanic rock is potassium-argon dating.
Potassium-argon dating is a radiometric dating technique used to estimate the age of rocks and minerals, particularly volcanic rocks. This method relies on the radioactive decay of potassium-40 (⁴⁰K) isotopes into argon-40 (⁴⁰Ar) isotopes. The radioactive decay follows a known rate, allowing scientists to measure the amount of argon-40 present in a volcanic rock sample and calculate its age.
Paleomagnetic dating, on the other hand, uses changes in Earth's magnetic field recorded in rocks to determine their age. Radiocarbon dating is primarily used to determine the age of organic materials, such as fossils or artifacts, based on the decay of carbon-14 (¹⁴C) isotopes. DNA analysis is a technique used for identifying genetic information but is not specifically used for dating artifacts.
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Type a paragraph describing how the circulatory and respiratory systems work together to deliver oxygen to the body’s tissues and remove carbon dioxide.
i. Include the names of structures and other components that play a role in gas
exchange.
ii. Explain how the interactions between the circulatory and respiratory systems
contribute to maintaining homeostasis in the body.
good analogy
blood acts like a
train
when it reaches capillaries
oxygen gets off
carbon dioxide gets on
when you hear homeostasis think
temperature
body stays the same temperature
even if it's cold or hot outside
brain & nervous & body system use
"feedback loops"
when's it's cold
nervous system signals body to
construct blood vessels &
shiver
when it's hot
nervous system signals body to
dilate blood vessels &
sweat
http://www.pathwaymedicine.org/control-of-respiration
What is an alternate solution to using pesticides on beetles for natural selectionn and genetic variation
An alternate solution to using pesticides on beetles for natural selection and genetic variation is Polyculture which is also known as Companion Planting.
In this process, partner plants are planted together with crops such that it will support the crops. From a pest-control perspective, it's ideal to plant plants that naturally repel specific pests of your crop.
The replacement of hazardous pesticides can be done for natural selection and genetic variation using the alternatives which are much safer and are sustainable and cost effective. Some of them are listed below:
Integrated Pest ManagementConservation agricultureOrganic agricultureAgroecologyBiological pesticidesBiological pest controlPEATPlantixThe techniques like crop rotation, intercropping and organic pesticides can be used. Also microbes can be used for the destruction of the pests. Integrated pest management, genetic control and the natural methods are some of the other methods.
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What is the only organelle that is found in prokaryotic cells? What is it's function?
Answer:
Ribosomes.
Explanation:
The function of ribosomes is to make protiens by joining amino acids together.
Answer:.......
Explanation:
A molten, sticky rock thant forces its way through a crack in the Earth’s crust
A.Lava
B.Lahar
C.Magma
D.Scoria
Answer:
Magma.
Explanation:
This magma can push through holes or cracks in the crust, causing a volcanic eruption. When magma flows or erupts onto Earth's surface, it is called lava. Like solid rock, magma is a mixture of minerals.
Saturated fatty acids are different to unsaturated fatty acids because they?
Saturated fatty acids are different to unsaturated fatty acids because they have no C=C double bonds.
What are the differences between saturated and unsaturated fatty acids?Saturated fatty acids do not have C=C double bonds, while in unsaturated fatty acids there is at least one C=C double bond in the fatty acid chain.Saturated fats are usually solid at room temperature and are derived from animal sources, whereas unsaturated fats are usually liquid at room temperature and are from plant sources.One must reduce the amount of saturated fat in their diet and consume more unsaturated fats like olives, seeds and nuts.Unsaturated fats can be monounsaturated (contains only C=C double bond) or polyunsaturated (contains two or more C=C double bonds).Learn more about fats here:
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Who conducts electronic surveillance? What types of electronic surveillance impact your life? Are you paranoid about this? Ifopt, should you be? Explain why so why not.
Electronic surveillance is conducted by various entities, including government agencies, law enforcement agencies, intelligence agencies, and private organizations.
Types of electronic surveillance that impact people's lives include surveillance through communication interception, video surveillance, and data collection. Whether one should be paranoid about this depends on personal beliefs, concerns about privacy, and the extent of surveillance activities.
Electronic surveillance involves monitoring and gathering information through electronic means. It can be conducted by government agencies, such as intelligence agencies and law enforcement agencies, to gather intelligence, prevent crime, or ensure national security. Additionally, private organizations may engage in electronic surveillance for various purposes, such as monitoring employee activities or protecting their assets.
Types of electronic surveillance that impact people's lives include communication interception, where phone calls, emails, or text messages are monitored; video surveillance, where cameras are used to observe public spaces or private property; and data collection, where personal information is collected through online activities, social media, or digital services.
Whether one should be paranoid about electronic surveillance depends on individual perspectives. Some individuals may be concerned about the potential invasion of privacy and the misuse of personal information. Others may have a more trusting outlook, considering surveillance as a necessary measure for security and public safety. The level of paranoia may vary based on personal beliefs, experiences, and the extent of surveillance activities in a particular region or context.
Ultimately, the decision of whether to be paranoid about electronic surveillance is subjective. It is important for individuals to be aware of their rights, stay informed about surveillance practices, and make informed decisions about privacy and security based on their own values and concerns.
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During the alarm stage of the body’s stress response, what emergency hormone is released to prepare the body to respond to a stressor?.
The emergency hormone released is adrenaline.
What are the roles of the hormone adrenaline?Some of the neurons in the central nervous system and the medulla of the adrenal glands both create adrenaline. In a stressful circumstance, adrenaline is immediately released into the blood, sending signals to the organs to trigger a certain response, within a few minutes.
Depending on the sort of cells it is working upon, adrenaline has a wide range of diverse effects. However, adrenaline's general impact is to get the body ready for the "fight or flight" reaction under stress, that is, for quick and/or forceful action.
Key effects of adrenaline include speeding up heartbeat, raising blood pressure, widening the pupil of the eye, lessening pain sensitivity, improving vision, hearing, and other senses, slowing digestion, rerouting blood to the muscles, and changing the body's metabolism to maximize oxygen and nutrients to the body and raise blood glucose levels.
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Let’s determine the gametes that would be formed by nondisjunction in meiosis I.
Drag the correct daughter cells that would result from nondisjunction in meiosis I.
During nondisjunction, two gametes contain two sets of chromosome and two gametes does not contain any chromosome. Hence, options A and B are correct.
What is meiosis?Meiosis is a type of cell division that results in the production of four gamete cells and a 50% reduction in the number of chromosomes in the parent cell. To develop egg and sperm cells for sexual reproduction, this process is necessary.
Cells move through prophase, metaphase, anaphase, and telophase with each round of division.
During nondisjunction, two gametes contain two sets of chromosome and two gametes does not contain any chromosome. Hence, options A and B are correct.
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the punnett square on p. 70 of your lab manual shows the genotypes of two parents for trait r. use this punnett square to answer the questions in this exercise. trait r is the mendelian trait in humans for tongue rolling. the allele for the ability to roll the tongue (r) is dominant over the allele for the inability to roll the tongue (r). what is the mother's genotype? group of answer choices
The genotypes of two parents for trait r is the mendelian trait in humans for tongue rolling. the allele for the ability to roll the tongue (r) is dominant over the allele for the inability to roll the tongue (r). The mother's genotype The mother is heterozygous (Rr) for the tongue-rolling trait.
There are two main types of genotypes that is homozygous and heterozygous. If an organism is homozygous for a gene, referred that they inherit two of the same versions of the gene. If an organism has a heterozygous genotype, referred that they inherit two different versions of a gene.
Genotype referred to the genetic makeup of an organism which described about an organism's complete set of genes. It is used to refer to the variant forms of a genes that are carried by an organism. The ability to roll the tongue is dominant over the allele for the inability to roll the tongue.
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hiiiiiiiii!!!!!!!! ______-_-
Answer:
haiiiiiiiiiii :) :) :)
Answer:
.
Explanation:
Which of the following is used by plants
to attract pollinators?
A. ovary size
B. stamen length
C. sweet-tasting fruit
D. cellulose
Answer:
C. sweet-tasting fruit
Explanation:
Calculate total surface area of the etire sampling plot
The total surface area of the entire sampling plot is mathematically given as
A3= 12 m^2
What is the total surface area of the entire sampling plot?
each plot measures 2m * 2m
Generally, the equation for the area of a single plot is mathematically given as
As = 2 * 2
As= 4 m^2
The sizes of the three are comparable, after all.
Three plots' area is equal to three times that of a single plot.
A3= 3 * 4
A3= 12 m^2
In conclusion, the total surface area
A3= 12 m^2
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CQ
The research team also conducted a population study on brain coral during their dives. They used three quadrats in a line (transect). Each quadrat measured 2 mx 2 m. Quadrat 1 Quadrat 2 Quadrat 3 After each dive, they recorded the total number of brain coral for all three quadrats: Dive 1 Total Number of Brain Coral 1 4 3 N
Drag each item related to a model of population growth to the appropriate cell in the table. Three cells are completed as examples.
The model of population growth as indicated in the question is completed and attached in the image labelled Growth Model.
What is model of population growth?An species that reproduces according to to set rules has a population that can be predicted by a population growth model.
The model predicts the population at a particular period based on the number of times an organism reproduces, how many new creatures it creates each time, and how often it reproduces.
What are the various models of Population Growth?There is the Exponential Population Growth Model.
When resources are unrestricted, population growth is exponential; the population's rate of change is only dependent on its size.
There is the Logistic population growth Model.
Logistic population growth happens when there are few resources available and competition for those resources;
the population's pace of change depends on the size of the population, the level of rivalry, and the availability of resources.
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Full Question:
Identify Properties Of Population-Growth Models Instruction: Drag Each Item Related To A Model Of Population Growth
See the attached named Attachment 2.
Which option would help maintain homeostasis during exercise?
A. developing goose bumps on the skin
B. increasing the amount of water excreted from the kidneys
C. speeding up the rate of breathing
D. decreasing the heart rate
Pls answer this right I am using all my points on this nvm just get the points
Answer:
I believe the answer is B
Answer:
I think it is B or C
Explanation:
I said I think
Lactic acid fermentation takes place after glycolysis in the absence of:
A. ATP
B. Carbon dioxide
C. Glucose
D. Oxygen
Answer:
Oxygen
Explanation:
Fermentation take place when there is a lack of oxygen in a cell. Without oxygen, the only process that can create ATP from glucose is glycolysis.
Answer:
its oxygen.
Explanation:
Fermentation take place when there is a lack of oxygen in a cell. Without oxygen, the only process that can create ATP from glucose is glycolysis.pls mark me as branliestMethylation, What can a malfunction in DNA methylation lead to? a. Hypothyroidism b. Blindness c. Cancer d. Diabetes mellitus
Malfunction in DNA methylation lead to option c. Cancer
DNA methylation is an epigenetic modification that involves the addition of a methyl group (-CH₃) to the DNA molecule. This modification plays a crucial role in gene regulation and cellular development. However, when DNA methylation malfunctions, it can lead to various diseases and disorders, including cancer.
Aberrant DNA methylation patterns, such as global hypomethylation or hypermethylation of specific genes, can disrupt normal gene expression and contribute to the development of cancer. Hypomethylation can lead to genomic instability and activation of oncogenes, promoting uncontrolled cell growth. On the other hand, hypermethylation can silence tumor suppressor genes, which normally regulate cell division and prevent tumor formation.
While hypothyroidism, blindness, and diabetes mellitus can have various causes, a malfunction in DNA methylation is not directly associated with these conditions. However, disrupted DNA methylation patterns have been extensively linked to the development and progression of different types of cancer. Hence option C is the correct option.
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when performing gel electrophoresis on a plant sample that is known to be genetically modified, you would expect the camv35s band to move ________ than the tubulin band because ________. Selected Answer: slower; the base pair size of the band is larger than that of the tubulin band Answers faster; the base pair size of the band is larger than that of the tubulin band faster; the base pair size of the band is smaller than that of the tubulin band slower, the base pair size of the band is larger than that of the tubulin band slower; the base pair size of the band is smaller than that of the tubulin band
slower; the base pair size of the band is larger than that of the tubulin band. The CAMV35S promoter is often used in genetic modification of plants, and its band size is larger than that of the tubulin gene. Therefore, it would move slower during gel electrophoresis.
Based on their size and charge, biomacromolecules (DNA, RNA, proteins, etc.) and their fragments can be separated and analysed using gel electrophoresis. It is used in clinical chemistry to separate proteins by charge or size (IEF agarose, effectively size independent) and in biochemistry and molecular biology to separate a mixed population of DNA and RNA fragments by length, estimate the size of DNA and RNA fragments, or separate proteins by charge.
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Can someone help me if this is correct
___ c The volume of blood that flows into the aorta with each heart beat is the stroke volume. Martha's stroke volume is 50 cm3 . The cardiac output is the amount of blood that flows into the aorta each minute. Calculate Martha's cardiac output in cm3 /min. Show your w
Answer and explanation:
For the cardiac output to be calculated, there are two variables needed: stroke volume and heart rate.
Stroke Volume x Heart Rate = Cardiac Output
A normal heart rate for a healthy person that is relaxing, should be between 60 and 100 beats per minute.
If we were to assume that Martha has an average heart rate of 80 beats per minute (bpm)...
50 cm3 x 80 beats per minute = 4000 cm3/min
This means that Martha's cardiac output is 4000 cm3 (4 liters) per minute. This is the amount of blood that is pumped by the heart into the aorta in a minute.
This is only an assumption since Martha's heart rate hasn't been given in the question. If her heart rate were to be 60 bpm, the cardiac output would then be 3000 cm3/min. With a heart rate of 100 bpm, the cardiac output should be 5000 cm3/min.
n the circles, show the alleles in the gametes of the parent generation. Show how the alleles recombine in the F1 plants.
The first generation of parents to cross is referred to as the parenting generation.
What is Parent generation?The offspring's genotype would be predicted based on the genotypes of the parents (F1 generation) Mendel's research on inheritance, or passing genetic traits from one generation to the next, began with the P generation.
In essence, it refers to characteristics or genes that are passed down from one generation of parents to their kids.
Parental generation is the first generation involving two individuals that are mated to foresee or analyze the genotypes of their offspring. Their probable set of offspring would constitute the so-called first filial generation (or F1 generation).
Therefore, The first generation of parents to cross is referred to as the parenting generation.
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. You are a breeder of exotic dogs and interested in tail length. Assume that you have conducted a standard set of crosses: (P1 x P2F1 F2) and found that the F1 population had a variance of 2.1 cm², and the F2 population has a variance of 6.1 cm2. What is the narrow sense heritability for this trait in this breed? You may assume that the interaction between genetics and environment can be ignored (=0), and the interaction between alleles at different genes is also negligible (=0), and that dominance effects on the variance in phenotype is 0.2 cm².
24) You want to breed a shorter tail in your exotic dogs. Your kennel has lots of dogs with a mean tail length of 10.7 cm. You take the lower half (roughly) of this population and breed them. This breeder pool has a mean tail length of 4.9 cm. Use the narrow sense heritability you obtained in the prior problem to predict the expected tail length in the offspring. (Of course, you wait for each population to reach maturity before you measure tail lengths.)
The breeder wants to know the narrow sense heritability of tail length in the breed.The formula for narrow-sense heritability is defined as:
h² = Vg / VpWhere,Vg = variance of breeding valueVp = phenotypic varianceP1 and P2 are the parental generations of the cross. F1 and F2 are the first and second filial generations respectively.The variance is defined as the sum of the squares of deviation from the mean, divided by the sample size of the population, minus.1. It is represented as s².Here, variance of F1 population, V1 = 2.1 cm²variance of F2 population, V2 = 6.1 cm²dominance effect on the variance in phenotype, d² = 0.2 cm²h² = Vg / Vp=> h² = (V1 - V2 / 2) / (V1 + V2 / 2 + d²)=> h² = (2.1 - 6.1 / 2) / (2.1 + 6.1 / 2 + 0.2)=> h² = -2 / 5.7≈ -0.35The narrow sense heritability is -0.35. However, the heritability cannot be negative, so it should be zero since this heritability cannot be predicted or measured. Therefore, the narrow sense heritability of tail length in the breed is 0.
The expected tail length of the offspring is:
Expected tail length = Mean tail length of the breeder pool + h² (mean tail length of the original population - mean tail length of the breeder pool)We have, Mean tail length of the original population = 10.7 cmMean tail length of the breeder pool = 4.9 cmh² = 0Expected tail length = 4.9 + 0 (10.7 - 4.9) = 4.9 cmTherefore, the expected tail length in the offspring is 4.9 cm.About BreederBreeder are livestock businessmen. In Indonesia, livestock are usually cows, goats, sheep, chickens, turkeys, ducks, ornamental fish, freshwater fish, seawater lobsters, and so on. Breeders cultivate livestock in the fields or pastures depending on the animals raised. What are the 3 types of livestock? Livestock business is divided into three types, namely 1). large livestock, consisting of beef cattle, dairy cattle, buffalo and horses, 2) small livestock, consisting of sheep, goats and pigs, 3) poultry, consisting of laying hens, native chickens, and ducks.
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Exotic species are __________. A. species that are foreign to a particular place B. species that are native to particular place C. animals that carry their young in pouches D. animals that are only active at night Please select the best answer from the choices provided A B C D
Exotic species are species that are foreign to a particular place. Exotic species refers to species that have been introduced, either intentionally or unintentionally, by human activity to places outside their natural range. This is mostly done with the aim of providing economic or aesthetic benefits to human populations.
Exotic species are species that are foreign to a particular place. They are organisms that have been brought to a place where they did not previously exist. They can have a variety of impacts on the new ecosystem, including competing with native species for resources, altering food chains, and changing the physical environment, among other things. Exotic species are introduced species, also known as non-native, alien, non-indigenous, or non-local species.
They can be brought into a region through human activity and are not naturally found in that area. Exotic species can have many effects on their new ecosystems, such as predation, competition, disease, and habitat alteration. The impacts of exotic species on an ecosystem depend on the species involved, the ecosystem's characteristics, and the way in which they were introduced.
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an example of a density dependent limiting factor is...
A) an avalanche
B) The amount of available food
C) a sudden flood
D) a decrease in water due to drought.
(please don't guess)
An example of a density-dependent limiting factor is the amount of available food. Thus, the correct option for this question is B.
What is a density-dependent factor?Density-dependent factors may be defined as those factors that may significantly vary with the density of the population. These factors may affect a higher proportion of individuals when population densities are higher and a lower proportion when the population is lower.
Examples of these factors may effectively include food, competition, predation, parasitism, accumulation of toxic wastes, etc. While options like a sudden flood, a decrease in water due to drought, etc. may include examples of density-independent factors.
Therefore, an example of a density-dependent limiting factor is the amount of available food. Thus, the correct option for this question is B.
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___________is height above sea level.
Air Pressure
Altitude
Density
Molecules
Answer:
the correct answer is altitude believe me I got that one right from the quiz
what is nuclear chemistry about?
Answer:
Nuclear chemistry is the sub-field of chemistry dealing with radioactivity, nuclear processes, and transformations in the nuclei of atoms, such as nuclear transmutation and nuclear properties.
Explanation:
Lemme get brainliest please.
Answer:
Nuclear chemistry is concerned with the properties of and changes to atomic nuclei, as opposed to traditional chemistry, which involves properties and changes related to the electronic structure of atoms and molecules. The topic includes, for example, the study of radioactivity and nuclear reactions.
Explanation:
One living thing a group of them makes up a population
Answer:
Populations are made up of all the members of a species living in the same place at the same time. A community includes all the populations of the area. The community and the abiotic factors make up the ecosystem. An organism lives in its habitat within a community.
Explanation: