All metabolism of a cell occurs in the ___________ of the cell, which is made up mostly of ___________.
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Answer:
Mitochondria
Explanation:
Related Questions
in the hershey chase experiments, the isotope 35s was used to label and the isotope 32p was used to label
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In the Hershey-Chase experiment, the isotope 35S was used to label protein, and the isotope 32P was used to label DNA.The Hershey-Chase experiment was a series of experiments carried out in 1952 by Alfred Hershey and Martha Chase.
These experiments were carried out to determine the nature of the genetic material. In this experiment, the researchers used bacteriophages (viruses that infect bacteria) to investigate whether DNA or protein is the genetic material.Hershey and Chase used radioactive isotopes to label either the protein coat of the virus or the DNA inside it. The bacteriophages were then allowed to infect bacteria, and the researchers observed what happened. They found that when the virus's DNA was labeled with the radioactive isotope 32P, the radioactivity entered the bacteria. On the other hand, when the protein coat was labeled with the radioactive isotope 35S, no radioactivity was detected in the bacteria. This led to the conclusion that DNA is the genetic material that controls the characteristics of an organism.
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If you have 52.4 grams of hydrogen and 52.4 grams of heliumwhich one has a greater mass ? Why?
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Answer:
Explanation:
I d k this hard
Density dependent factors can contribute to the altering of the carrying capacity of a population within an ecosystem. Predict whether grouping A or B would better prevent disease transmission if "pods" (grouping A) or individuals (grouping B) occasionally traveled to interact with one another (mating for example). Explain your reasoning. the picture to answer this question is attached.
Answers
Answer:
Grouping B would better prevent disease transmission than grouping B
Explanation:
In density dependent population regulation, we have that there is a higher probability of a disease outbreak in a situation where there are clusters of people residing at a specific location or place, together, due to the increase in the potential spread of parasites in those conditions
Therefore, given that the grouping in A are in pods (clusters), while the grouping of the population in B is individually, separated, we have that disease will be able to transmit easily to all members of a cluster, that can easily lead to infecting other clusters when individual's travel to other clusters
However, the individual grouping, in group B provides opportunity for better individual determination of the spread of a disease
Such a situation is seen in the social distancing measures in place to control the spread of a contagious global pandemic.
Why is a low oxygen level required for youghurt production?
Answers
A low oxygen level is required for yogurt production because lactobacillus bacteria carried out lactate fermentation under less oxygen availability and synthesize yogurt during the process.
What do you mean by Yogurt?Yogurt may be defined as a semi-solid fermented food from milk that is further catalyzed by lactobacillus and other bacterial species.
This process of lactic acid fermentation is carried out anaerobically. The microorganisms responsible for such processes thrive under less oxygen availability.
Therefore, a low oxygen level is required for yogurt production because lactobacillus bacteria carried out lactate fermentation under less oxygen availability and synthesize yogurt during the process.
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Please help now thanks
Answers
Answer:
Reverse
Explanation:
Usually, how i remembered it, was "negative is decreased", but that pretty much means reverse. A negative feedback loop is when the body tries to stop something by making less of something, or reversing it. After that, the body is back into homeostasis.
I hope this helps!
Write a description of the structure of DNA and a brief summary of Replication
(Own words please!)
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Answer:
DNA is something that's in a person it's basically something that's in your body that you can use for mulitpule things.
You recently adopted a cat/puppy from a local shelter. What are some examples of at least THREE phenotypes it might have inherited from its parents, and what is at least ONE example of a genotype it might have inherited that ISN’T also a phenotype?
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Genotype examples - intolerance, allergies, ex…
Phenotype - refers to the physical characteristics or they also be measured in a laboratory
Phenotype examples - levels of blood cells, levels of hormones, any physical trait like height, hair color, ex…
Hope this helps some
what do you think is a way for geologist to locate ore bodies? justify your answer
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Answer:
Explanation:
what do you think is a way for geologist to locate ore bodies? justify your answer
From my research, there is lots of information on how to extract ore, but I can't find any information on how these ore deposits are found in the first place, apart from 'looking for surface formations'. So, what kind of formations would exist for different types of ore? Are there any other ways of finding ore?
Describe the impact medical and ethical issues pertaining to biotechnology
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Answer:
Ethical issues that arise from modern biotechnologies include the availability and use of privileged information, potential for ecological harm, access to new drugs and treatments, and the idea of interfering with nature. Applications include agriculture and health care.
COVID-19 Vaccine: How to Overcome Distribution Bottlenecks and Boost Success
The supply chain’s ability to support the massive rollout of the COVID-19 vaccine is being put to the test. Temperatures, transportation distances, volume - and even the timing of the vaccine’s second dose - are all critical factors. To ensure a responsive COVID-19 supply chain in the face of such daunting variables, leaders must have visibility, transparency, flexibility and foresight.
As the first COVID-19 vaccine developed by Pfizer and BioNTech is rolled out in the U.S., U.K. and other parts of the world and another 987-odd drugs and vaccines are in development (with 16 in the final phase) as of Dec. 15, 2020, pharma companies, Contract Manufacturing Organizations (CMOs) and suppliers are racing against time to put in place a sound production and supply chain plan so the vaccines can reach people speedily and securely.
There are, however, considerable uncertainties and variables at this stage that can impact the production and distribution of the vaccine:
Uncertainties on approvals: It’s not entirely clear how many vaccines will be approved. This affects the total amount of vaccine doses available (in the short to medium term) and consequently, production and distribution capacities.
Nature of vaccine: An approved vaccine that needs a continuous cold chain and specified temperature range will impact not only its distribution and allocation, but it will also have have specific packaging requirements (for some vaccines, packaging must withstand temperatures as low as minus 80 degrees Celsius). Both Pfizer and Moderna vaccines must be stored at below-zero temperatures, with the Pfizer vaccine requiring dry ice and special refrigeration.
Number of vaccinations needed: How much vaccine a country needs depends on the population to be vaccinated and the vaccination timeline. This depends on public health care capabilities and government policies. For example, there will be no compulsory COVID-19 vaccinations in Germany.
Efficacy of vaccine: The efficacy rate of a vaccine will decide how often people need to be vaccinated to contain the pandemic, which will impact production and distribution. For example, the Pfizer and Moderna vaccines require two doses that must be administered in a short sequence to be effective, so there cannot be a lag in the supply chain.
QUESTION 1 [15 MARKS]
Identify five (5) strategies that can be utilised to counteract conflict in supply chain management. Provide examples based on the case study.
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These strategies promote collaboration, agility, and adaptability, which are vital for overcoming conflicts and challenges in supply chain management during the distribution of COVID-19 vaccines.
1. Establishing strong partnerships and collaboration: Pharma companies, CMOs, and suppliers can form strategic partnerships to share expertise, resources, and knowledge, thereby enhancing the efficiency and effectiveness of the supply chain. For example, Pfizer and BioNTech collaborated with logistics providers and airlines to ensure the smooth transport and distribution of their COVID-19 vaccine, leveraging their respective capabilities.
2. Implementing real-time visibility and tracking systems: Deploying advanced technology solutions like Internet of Things (IoT) sensors, blockchain, and data analytics can provide real-time visibility into the supply chain, enabling stakeholders to identify and address bottlenecks proactively. This helps in ensuring timely deliveries and reducing wastage. For instance, monitoring temperature-controlled shipments using IoT sensors can help maintain the required cold chain for vaccines like Pfizer's and Moderna's.
3. Diversifying suppliers and manufacturing sites: Having multiple suppliers and manufacturing sites spread across different regions can mitigate the risk of disruptions. Pharma companies can work with multiple CMOs and suppliers to ensure redundancy in production capacity. This approach allows for flexibility in case of unforeseen events, such as manufacturing issues or transportation disruptions.
4. Developing contingency plans: Preparing contingency plans for potential challenges, such as vaccine approval delays or changes in government policies, can help minimize the impact on the supply chain. These plans should include alternative distribution channels, storage facilities, and transportation options. For example, pharma companies can maintain buffer stocks in strategic locations to handle unexpected demand surges or supply shortages.
5. Enhancing communication and transparency: Open and transparent communication among all stakeholders is crucial to address conflicts and align expectations. Sharing information on vaccine availability, distribution plans, and any changes in requirements can help stakeholders make informed decisions. Regular updates and coordination between governments, healthcare providers, and supply chain participants are essential for successful vaccine distribution.
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Help me! pretty please?
Nick is standing outside waiting for his mother to pick him up after swim practice. He is wet and it is really cold. His body temperature falls below homeostasis levels.
explain: what system, organs, hormones, and/or neurotransmitters are involved? How are they involved?
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Complete the following sentence.
In order to have a crop reliably bloom at a particular time to maintain a reliable schedule without having to manipulate
light exposure through artificial means, a grower will cultivate a day ____ variety of plant that will bloom in relation to
planting time alone.
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Answer:
time
Explanation:
time I believe it's the answer
Answer: neutral
Explanation: just did it
what nursing organization first legitimized the use of the nursing process?
Answers
The nursing organization that first legitimized the use of the nursing process is the North American Nursing Diagnosis Association NANDA. The nursing process is a crucial aspect of nursing that involves assessing the needs of patients, creating nursing diagnoses, developing and implementing a plan of care, and evaluating patient outcomes.
The nursing process was introduced in the 1950s, and it has become the standard for nursing practice worldwide. The nursing process has been endorsed and legitimized by various nursing organizations over the years, with the North American Nursing Diagnosis Association (NANDA) being the first organization to do so.The NANDA was established in 1982 with the primary aim of developing and standardizing nursing diagnoses. The organization has developed a comprehensive list of nursing diagnoses that nurses can use to identify the health problems of their patients.
The NANDA has also developed guidelines on how to use the nursing process, and these guidelines have been widely adopted by nursing schools, healthcare institutions, and nursing organizations worldwide. In conclusion, the nursing process has become an essential aspect of nursing practice, and the North American Nursing Diagnosis Association (NANDA) was the first nursing organization to legitimize its use. The NANDA has played a significant role in developing and standardizing nursing diagnoses, and its guidelines on the use of the nursing process have been widely adopted by nursing professionals worldwide.
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The reactants that enzymes act upon are called substrates. Which of the following is true of enzymes and substrates?
Answers
Answer:
They act on a specific type of substrate in a reaction
Explanation:
enzymes are substrate specific. That is to say they will take part in a reaction that has one specific type of substrate and no other. Lactase for example is an enzyme that is normally found in the small intestines. It is useful in the hydrolysis of lactose, a sugar found in milk. Lactase only participates in this reaction only. It will not hydrolyse other sugars or substrates that are not lactose.
i hope this helps<3
:)
Hermit crabs use old seashells for shelter and protection. Some species of fish also use abandoned seashells as a place to hide from predators.
Which of the following statements is true?
A.
Hermit crabs and fish that hide in shells cooperate with each other for food.
B.
Hermit crabs and fish that hide in shells compete with each other for food.
C.
Hermit crabs and fish that hide in shells cooperate with each other for shelter.
D.
Hermit crabs and fish that hide in shells compete with each other for shelter.
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Answer:
Hermit crabs and fish that hide in shells compete with each other for shelter.
Hermit crabs and fish have a relationship of mutualism, they both hide in shells and cooperate with each other for shelter. Hence, option C is correct.
What is mutualism?When two or more species interact ecologically, mutualism refers to the situation where each species gains something from the interaction. A typical form of ecological interaction is mutualism. Mutualist partners are two species that trade products or services in this kind of species interaction.
There are numerous well-known instances of mutualistic agreements. One illustration is the collaboration between leguminous plants and microbes that fix nitrogen. Additionally, cows have rumen bacteria, which are intestinal microbes that aid in the digestion of the plants the cow eats.
Hermit crabs and fishes are also an example of mutualism. Hence, option C is correct.
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Water is a compound
A. Polar and covalent
B. Tribunary
C. Non-polar
D. Ionic
Answers
It is a polar and covalent compound.
When a dog chases a rabbit, which combination of body systems work together to supply the animals' muscle cells with the materials they need for energy?
A.Excretory, nervous, digestive
B.Muscular, circulatory, immune
C.Integumentary, digestive, endocrine
D. Digestive, circulatory, respiratory
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Which liquid has the least resistance to flow?
a. Catsup
b. Honey
c. Lava
d. Coffee
hi! someone help me pls!! thank you :D !!
Answers
Answer:
D. Lava
because this is extremely hot and slow-moving, it slows down rapidly as it cools.
the mixture of food and gastric juice that enters the duodenum is called: group of answer choices mucosa chyme gastrin bolus
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: chyme
- why? chyme, a thick semifluid mass of partially digested food and digestive secretions that is formed in the stomach and intestine during digestion.
Which type of wetland includes a mixture of salt water and fresh water?
bogs
swamps
inland marshes
coastal wetlands
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Answer:
Confirming
Explanation:
Explain why it is still an evolutionary advantage to produce flowers in
plants.
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Answer:
Those specialized flowers are able to attract organisms to help pollinate and distribute seeds. Another cool advantage is the fruit/seed packaging.
Goats are outside living on the sides of steep mountains. They are eating the
grass and bushes that grow there. It's a clear, sunny day on the mountainside.
What is happening to the carbon dioxide in the air? Is it ONLY being released (as a
product), ONLY absorbed (as a reactant), or being released AND absorbed?
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CO2 is being both released by goats in exchange for O2 and absorbed by the plants in exchange for O2, too
PLEASE HELP ASAPPPP
The question for this is: Four substances are involved in both photosynthesis and cellular respiration. They are sugars, water, oxygen, and carbon dioxide. Energy is also transformed from one type to another. Describe what happens to these four substances, light energy, and chemical energy during photosynthesis. Then write a simple equation for the substances and another for energy, using words and arrows to illustrate these changes.
My friends answer is:
Photosynthesis is the process by which plants use light energy to convert water and carbon dioxide into sugars and oxygen. During photosynthesis, light energy is absorbed by the plant and converted into chemical energy. The water and carbon dioxide are broken down into their component parts, and the oxygen is released into the atmosphere. The sugars are stored in the plant for later use. The equation for photosynthesis can be represented as light energy + water + carbon dioxide → sugars + oxygen. The equation for energy transformation can be represented as light energy → chemical energy.
D u m b it down to make it look like an 8th grader wrote it pls and thank u
Answers
Plants employ the process of photosynthesis to transform water and carbon dioxide into carbohydrates and oxygen.
Light energy is absorbed by the plant during photosynthesis and transformed into chemical energy. The oxygen is released into the environment, while the water and carbon dioxide are disintegrated into their component elements.
In the plant, the sugars are kept for future use. It is possible to write the photosynthesis equation as follows:
Light energy + water + carbon dioxide → sugars + oxygen.
Light energy → chemical energy can be used to describe the energy transformation equation.
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what structure is highlighted? infraspinous fossa supraspinous fossa medial border of scapula scapula spine of scapula
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The structure that is highlighted in the given diagram is infraspinous fossa.
The infraspinous fossa is a large concave region located on the posterior (back) surface of the scapula (shoulder blade). It is one of the two major fossae (depressions) found on the scapula, the other being the supraspinous fossa. The infraspinous fossa is positioned below the scapular spine and is bounded by the medial (inner) border and the posterior (back) border of the scapula.
The infraspinous fossa serves as an attachment site for the infraspinatus muscle, one of the muscles that make up the rotator cuff of the shoulder joint. This muscle plays a key role in shoulder movement and stabilization. The size and depth of the infraspinous fossa allow for the proper functioning and range of motion of the infraspinatus muscle.
In summary, the infraspinous fossa is a concave region on the posterior surface of the scapula that provides an attachment site for the infraspinatus muscle and contributes to shoulder movement and stability.
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the complete question is:
what structure is highlighted? infraspinous fossa supraspinous fossa medial border of scapula scapula spine of scapula
Which nitrogen base is pictured?
A. Thymine
B. Adenine
C. Guanine
D. Cytosine
Answers
Answer:
C (I think) That is what it looks like it can be (sorry if it's wrong)
How would you classify the virus when it is inside a host, like the dog? Explain your reasons why.
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Answer:
I would try to protect my self and others because a virus can spread all round so I would stay far from the host
why is it important to save energy in our daily lives
Answers
Answer:
So you can be more active and do different things that need energy
Explanation:
Having energy is an important part of daily life. Without energy, the human body would not be able to go throughout the day without being tired and without their muscles and bones hurting.
Help help fast please
Answers
Compared to the standard model of consolidation, which of the following is thought to play a larger role in the multiple trace model of consolidation?a. multivoxels b. hippocampus c. amygdala d. synapses
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According to the Multiple Trace Model of consolidation, hippocampus plays a larger role as compared to the standard model of consolidation. The correct option is b. hippocampus.
What is the Multiple Trace Model of consolidation?Multiple Trace Model of consolidation is a theory of memory consolidation proposed by Nadel and Moscovitch in 1997. According to this theory, memories are temporarily stored in the hippocampus, and then they are moved to neocortical sites over time. This theory proposed that memories are never consolidated and are always dependent on the hippocampus, unlike the standard model of consolidation that states that memories gradually become independent of the hippocampus. According to the Multiple Trace Model of consolidation, new episodic learning creates new episodic memory traces, and each time the episodic memory is retrieved, a new trace is formed. As a result, multiple memory traces are formed over time.
What plays a larger role in the Multiple Trace Model of consolidation?In the Multiple Trace Model of consolidation, hippocampus plays a larger role as compared to the standard model of consolidation. The standard model proposes that memories gradually become independent of the hippocampus over time. In contrast, the Multiple Trace Model proposes that each time the episodic memory is retrieved, a new trace is formed. As a result, multiple memory traces are formed over time that are always dependent on the hippocampus. Therefore, hippocampus plays a larger role in the Multiple Trace Model of consolidation as compared to the standard model.
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Which idea of evolution is supported by the existence of vestigial structures? O heredity of traits differential reproductive success O increased genetic variation O descent with modification
2.06
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Vestigial structures are features of an organism that have lost their original function during the course of evolution. They are remnants of structures that were functional in an ancestral species but are no longer needed.
What is a species ?A species is a basic unit of biological classification that refers to a group of organisms that share similar characteristics and can interbreed to produce viable, fertile offspring. In other words, members of the same species can mate and produce offspring that are capable of reproducing themselves.
The concept of a species is important in biology because it is the fundamental unit of biodiversity. It is used to categorize and understand the diversity of life on Earth. There are many different ways to define a species, but the most widely accepted definition is the Biological Species Concept, which defines a species as a group of organisms that can interbreed and produce viable, fertile offspring, but are reproductively isolated from other groups.
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