PLEASE HELPPPP !!!! Scientific investigations must be well ____ to be sure the data collected will help answer the scientist’s question.
Answers
Answer:
ill try to but try enough =>=
Answer: I just put "well thought out" out of desperation. Sorry I couldn't find the real answer, but this is the best I could do.
Explanation:
Related Questions
What are the ecological levels from smallest to largest
Answers
Answer:
I think that it would be; Population, Community, Ecosystem, Biomes, Biosphere.
Explanation:
Hope this helps!
In the ____________ pathway, one major ____________ delivers blood to the organ or body region and then branches into smaller and smaller ____________ to become ____________ . each arteriole feeds into a ____________ . a(n) ____________ drains blood from the capillaries and merges with other ____________ to form one major ____________ that drains blood from the organ or body region. arteries that provide only one pathway through which blood can reach an organ are referred to as ____________ .
Answers
In the SIMPLE pathway, one major ARTERY delivers blood to the organ or body region and then branches into smaller and smaller ARTERIES to become ARTERIOLES. Each arteriole feeds into a SINGLE CAPILLARY BED. A(n) VENULE drains blood from the capillaries and merges with other VENULES to form one major VEIN that drains blood from the organ or body region. Arteries that provide only one pathway through which blood can reach an organ are referred to as END ARTERIES.
Blood vessels come in three different varieties: Blood is transported from your heart through arteries. Blood is returned to your heart through veins. The tiniest blood channels, capillaries, link veins and arteries.
Arteries have the largest and thickest walls. While capillaries are found inside tissues all over your body, arteries are only found deep inside your muscles. Vein walls are thinner than artery walls. Blood is transported by veins from your organs to your heart. Blood is transported from your heart through arteries.
Your arteries and veins are linked by capillaries. The tiniest blood vessels are capillaries. They can be as small as 5 micrometers, or less than one-third the breadth of a human hair.
The thickness of a capillary wall is just one cell. Endothelial cells make up the capillary wall, which permits waste, nutrients, and oxygen to travel to and from tissue cells.
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Maria Jover reports vaginal discharge and discomfort. Dr. King confirms the diagnosis of a yeast infection by performing a smear and identifying the microorganism. Dr. King prescribes over-the-counter vaginal suppositories. After asking Maria if she has any questions, clinical medical assistant Audrey Jones, RMA (AMT) proceeds to help Maria understand the self administration of this particular medication.
The patient, Maria, asks Audrey Jones whether she can use some vaginal suppositories she bought last year. How should Audrey respond?
Answers
Audrey should respond by advising Maria against using the vaginal suppositories she bought last year.
Like other medicines, vaginal suppositories have an expiration date, therefore it's important to utilize them before then. Drug efficacy and safety might deteriorate with time, and suppositories that have beyond their expiration date might not have the desired therapeutic outcome. Because of this, Audrey has to let Maria know that the best suppositories to use are those that were just prescribed for her present yeast infection. It's critical to put the patient's health and well-being first by adhering to the right prescription instructions.
Using suppositories that have expired may not have the therapeutic impact expected and may possibly result in worse-than-ideal outcomes or even negative responses. It's critical to put her health and well-being first by adhering to the recommended dosage and instructions for medications.
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Scientists define the current period of time as the Anthropocene, or "age of humans." Which statement best describes the role of humans during the Anthropocene?
Answers
Answer:
The correct answer is "Human activities have become the major cause of global change".
Explanation:
The missing options of this question are:
A) Humans are the most numerous species on Earth.
B) Humans live in all habitats where life exists.
C) Human activities have become the major cause of global change.
D) Human activities are achieving the goal of maintaining the Anthropocene indefinitely.
The correct answer is option C) "Human activities have become the major cause of global change".
The Anthropocene is a period of time that more than be dated by an historical event, is identified on a geological perspective by the time at which human activity was of significant impact on Earth's geology and ecosystems. This impact include climate change, affected mainly by the concentrations of carbon dioxide in the atmosphere. For instance, it is reported that in pre-industrial times the concentration of carbon dioxide in the atmosphere was of 280 parts per million (ppm), while by 2014, it is reported that it rose up to 400 ppm.
Researchers have found that an octopus given a clear plastic box with three different types of lids and a crab inside will eventually figure out how to get at least one of the lids open to get the crab. They have also shown that after a new octopus observes a veteran octopus (who already knows how to open the box), the new octopus is able to open the box and always uses the same type of lid that the veteran used. What term best describes these behaviors?
Multiple Choice
Associative learning
Cognitive learning
Innate
Habituation
Imprinting
Answers
The term that best describes the behaviors observed in the octopuses is "Cognitive learning."
Cognitive learning refers to the process of acquiring knowledge, understanding, and problem-solving skills through mental processes such as perception, attention, memory, and reasoning. In the given scenario, the octopuses demonstrate cognitive learning as they learn to open the clear plastic box and retrieve the crab inside.
Initially, the octopuses engage in associative learning by discovering that manipulating the different types of lids leads to accessing the crab. This learning process involves making connections between the lids and the desired outcome. However, the interesting aspect is that the new octopuses, after observing a veteran octopus, show a form of social learning and imitation.
By observing the veteran octopus, the new octopuses acquire the specific lid-opening technique used by the veteran. This behavior indicates that they possess the cognitive ability to learn from others, imitate their actions, and apply the learned knowledge to solve a similar problem. This form of social learning and the ability to replicate specific behaviors is a characteristic of cognitive learning.
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Which cell size is the most efficient at exchanging materials with the environment quizlet?
Answers
A tiny cell. Reason: a cell's ability to exchange materials decreases as it becomes bigger.
A tiny cell could be more effective at exchanging materials with its surroundings because material would be distributed more uniformly inside the cell once it entered. Since they have a larger surface area relative to their size, smaller units are more effective at exchanging substances than large cells. A smaller cell is more efficient than a bigger cell at transporting goods, including waste products. Cells can take on a wide variety of forms. The function of a cell is somewhat governed by its form.Smaller cells have such a considerably higher surface area per volume ratio, which enables material to diffuse quickly and effectively throughout the volume of the cell.
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Mitotic chromosomes were first visualized with the use of very simple tools: a basic light microscope and some dyes. Which of the following characteristics of mitotic chromosomes reflects how they were named? O motion O color O shape O location
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Mitotic chromosomes were first visualized with the use of very simple tools: a basic light microscope and some dyes. The characteristic of mitotic chromosomes that reflects how they were named is their shape. The correct option is c.
Mitotic chromosomes refer to the chromosomes found in eukaryotic cells. They appear during cell division and are responsible for carrying genetic information from one generation of cells to the next. Mitotic chromosomes are usually found in pairs and are made up of DNA, proteins, and other macromolecules. These chromosomes play an important role in cell division, where they ensure that the genetic material is accurately divided into two daughter cells.Mitotic chromosomes are named based on their shape. They are generally long and thin, and they have a rod-like structure that is visible under a light microscope. Mitotic chromosomes are tightly coiled and condensed during cell division, which makes them easier to visualize under a microscope. The coiling and condensation also ensure that the chromosomes are equally distributed between the two daughter cells during cell division. Therefore, the characteristic of mitotic chromosomes that reflects how they were named is their shape, option c.Learn more about cell division: https://brainly.com/question/29537686
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30. SpongeBob is heterozygous for being square. SpongeSusie is round. Square shape is dominant to round.
Dominant - S:
Recessive - s:
SpongeBob's Genotype:
SpongSusie's Genotype:
Probability of child with a round shape:
Answers
Answer: are you ok? because i promise you, you confused me completely.
What is the slope of the line? please help.
Answers
Answer:
The slope is \(\frac{4}{3}\).
Explanation:
Slope is \(\frac{y}{x}\), and to find it we need to look for where the line directly ends on the corner of the graph square. One occurs at (3,4), but the reason the slope is 4/3 and not 3/4 is because it is y over x. The y coordinate lines up at 4 and the x lines up at 3 getting you your answer of \(\frac{4}{3}\). I hope this helps! :) Sorry if this makes no sense- but the answer is 4/3.
migration is required for genetic drift to occur. higher rates of migration will increase genetic drift. True or False
Answers
Migration that increase genetic variation would be genetic flow . Genetic drift is a random event.
which set of organelles would be found in both human lemon tree cells
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In an experiment, a researcher prepares a reaction mixture by dissolving a substance in a buffered solution. The substance is the substrate of a certain enzyme. The researcher adds a small amount of the enzyme to the reaction mixture and measures the amount of product that is formed over time. Which of the following best predicts the immediate result of adding more substrate to the reaction mixture at the point indicated by the arrow in Figure 1?
answer choices
The amount of product will decrease until the reaction rate goes to zero.
The amount of product will increase until the reaction reaches its equilibrium point or until the substrate is used up by the reaction.
The amount of product will increase without stopping because the enzyme will be unchanged by the reaction.
The amount of product will decrease until the reaction reaches its equilibrium point or until the enzyme is been used up by the reaction
Answers
Until equilibrium is reached or all of the substrate has been eaten, the amount of product will continue to increase.
How can the rate at which an enzyme-catalyzed reaction occurs be determined?It is possible to identify enzyme catalysis by measuring the appearance of the product or the disappearance of the reactants. The same reactants may be used in a reaction, but a different catalyst may produce different results.
Which of the following would speed up how quickly reactants turn into products in a chemical reaction?The more the temperature rises, the more crashes occur. As a reactant's concentration rises, the likelihood of reactant collisions increases as well, accelerating the rate of the reaction.
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A group of chemicals that have local effects instead of being released into the blood are known as:
Answers
The group of chemicals that have local effects instead of being released into the blood are known as "paracrine" substances.
Paracrine signaling involves the release of signaling molecules, called paracrine factors or autacoids, which act on nearby cells to elicit a response.
Examples of paracrine substances include histamine, prostaglandins, and cytokines.
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Look at the diagram below. It shows two solutions separated by a partially permeable membrane. Which number arrow shows the direction in which water molecules will move?
Answers
Answer:
Arrow no. 4
Explanation:
Water flows from a region of higher concentration to a region of lower concentration, i.e, osmosis.
Dilute solution means it has relatively less solute and more solvent, meaning more amount of water.
And just the opposite for concentrated solution.
So since the dilute solution has more water and concentrated solution has less, and water moves from a region of higher concentration to a region of lower concentration, option 4 is the correct answer.
During the osmosis process solvent is moved from a lower solute concentration to a higher solute concentration, hence arrow 4 defines the movement of water molecules.
What is osmosis?Osmosis is the process through which solvents move from a region of lower solute concentration to one of higher solute concentration across a semi-permeable membrane.
Water in the cell acts as a solvent and moves from lower solute concentration to higher solute concentration through a partially permeable membrane.
Conversely, in diffusion, molecules migrate from an area of greater concentration to regions of lower concentration without the need for a semi-permeable barrier.
Therefore diffusion of water molecules in the osmosis process from low solute concentration to high solute concentration, hence arrow 4 defines the movement of water molecules.
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What is Homeostasis ?
Don't spam :))
Ty !!
Answers
Answer: Homeostasis is the function where your body attemts to maintain a constant state of balance. Like how you sweat when your hot to cool you down, to balance the heat with coolness.
Explanation:
In 2-3 sentences, summarize how variation impacts natural selection
Answers
Answer:
Increasing genetic variation and the environmental effects on that variation form the basis for natural selection. Natural selection is a theory that states that those individuals who are best adapted to live in an area will survive and reproduce.
Explanation:
What is the purpose of cytokinesis?
to divide the nucleus
to divide the cytoplasm
to make another copy of DNA
to form a parent cell from a daughter cell
Answers
Answer:
to divide cytoplasm
Explanation:
if a pile of dead leaves is left in a warm, damp place it gradually shrinks. Explain why?
Answers
Explanation:
it shrinks due to the low moisture content
if a pile of dead leaves is left in a warm, damp place it gradually shrinks. This is because:
There is low moisture contentAccording to the given question, were are asked to find the reason why a pile of dead leaves shrinks when placed in a damp environment.
As a result of this, we can see that the reason why the dead leaves shrinks when placed in a warm, damp place is because of the low moisture content which makes it shrink.
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Which option identifies what the arrows in the diagram
represent?
atoms and elements
O elements and gas
O energy and particles
O gas and atoms
Answers
Answer:
Answer is C
Explanation:
ed2020
Energy and particles are the arrows in the diagram represent. Hence, option C is correct.
What are elements?An element is a pure substance that cannot be broken down by any physical or chemical means into simpler substances.
Radioactive decay is defined as the process where unstable nuclei of an atom lose energy by releasing particles like alpha or beta particles.
Here, He is an alpha particle. This shows that the above radioactive decay has released alpha particles along with the release of energy.
When we show this radioactive decay diagrammatically then arrows are used to depict the release of energy and particles.
Thus, we can conclude that the arrows in the diagram represent energy and particles.
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During a bacterial infection, macrophages will seek out and engulf the invading bacteria into vesicles via phagocytosis. The bacteria will then be degraded inside the macrophage. Which organelle do you think participates directly in this degradation process
Answers
After the microorganism is ingested by the white blood cell a vesicle that contains the pathogen is formed. This vesicle fuses with an organelle that contains up to 40 hydrolytic enzymes. That organel is called a lysosome
If a person has type B blood, which statement describes the antibodies present in his or her blood?
Answers
Only anti-A antibodies are present.
40 POINTS! FIRST TO ANSWER CORRECTLY GETS BRANLIEST! The image below shows a certain type of global wind: What best describes these winds? Polar easterlies caused due to sinking, cool air above the poles Polar easterlies caused due to rising, warm air above the poles Trade winds caused due to sinking, cool air above the equator Trade winds caused due to rising warm air above the equator
Answers
Answer:
Its b
Explanation:
Answer:
Polar easterlies caused due to rising, warm air above the poles
Explanation:
Got it right!
Describe the beans shown in the picture. Make both objective and subjective observations.
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Answer:
Black beans are tastier-subjective; White beans are the smallest-objective
Explanation: facts
how does direct sunlight affect an area
Answers
13. List the advantages of glycolysis.
If oxygen is present...
Answers
Answer:
Although glycolysis doesn't require oxygen, the fate of the pyruvate molecules depends on whether oxygen is present. If oxygen isn't available, the pyruvate is converted to lactate, and no additional ATP is produced from this conversion. If oxygen is present, the pyruvates are transported into the mitochondrial matrix.
Explanation:
a couple has six children-all daughters. if they have a seventh child, what is the probability that the seventh child will be a daughter
Answers
The probability of having a daughter is 50% or 1/2, regardless of the gender of the previous children.
The fact that the couple already has six daughters does not influence the probability for the seventh child. Therefore, the probability of the seventh child being a daughter is still 1/2.The probability that the seventh child will be a daughter is 1/2 or 50%. This is because the gender of the child is determined independently, and there is an equal likelihood of having a son or a daughter.
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1) What do you think made Rachel Carson's book, Silent Spring, so inspiring to readers?
Answers
What are sense organs?
Answers
Sense organs ~
Sense organs are the ones that responds to external stimulus, such as heat, light, chemicals, etc
For example :
Eyes are sense organs that responds to visual stimulus like change in light intensity.
Ears are sense organs that respond to sound stimulus, like Loud music, or change in intensity of sound.
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.
Answers
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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Fertilizer sacks have a three- number value called the NPK value written on them. What does the NPK stand for (18-24-12 written on the bag)?
Answers
Answer:
it's. a level number
Explanation:
Every label carries three conspicuous numbers, usually right above or below the product name. These three numbers form what is called the fertilizer's N-P-K ratio — the proportion of three plant nutrients in order: nitrogen (N), phosphorus (P) and potassium (K).