of the following? You correctly answered: c. autorhythmicity 2. Phase 2 of the cardiac action potential‚ when the calcium channels remain open and potassium channels are closed‚ is called the You correctly answered: a. plateau phase. 3. Which of the following is true of the cardiac action potential? You correctly answered: b. The cardiac action potential is longer than the skeletal muscle action potential. 4. The main anatomical difference between the frog heart and the human heart is that the frog
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Resting potential is created by a transport protein called the sodium-potassium pump. Resting potential occurs when ions are distributed unequally on the inside and outside of cells‚ and when cell membranes are selectively permeable to different ions. K+ is particularly important for the resting potential. The membrane is highly permeable to K+. In addition‚ the inside of the cell has a high concentration of K+ and the outside of the cell has a low concentration of K+. K+ will naturally diffuse
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Osmosis and Water Potential Year 11 Emary Venter INTRODUCTION: The cell is the basic unit of living things‚ and is made up of multiple organelles. Organelles are membrane bound subdivisions‚ each specialised for a specific function. This experiment looks at the Plasma Membrane‚ which is a semipermeable layer surrounding the cell. It’s primary job is to control what goes in and out of the cell. Molecules can move across this membrane in either an active movement or a passive movement
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1. Enumerate and discuss the direct and indirect threats to Philippine biodiversity. Direct Threats • Illegal logging • Mining • Pollution • Oils spill • Introduction of invasive species • Overexploitation Indirect Threats • Infrastructure development • Rapidly increasing human population against a limited land base ➢ Indiscriminate logging literally changes the forest landscape. Although there has been a
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Threat of New Entrants: Barriers to Entry Economies of scale Product differentiation Capital requirements Switching costs Access to distribution channels Cost disadvantages independent of scale Government policy Expected retaliation Barriers to Entry Economies of Scale Marginal improvements in efficiency that a firm experiences as it incrementally increases its size Factors (advantages and disadvantages) related to large- and small-scale entry Flexibility
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The importance of job descriptions is that it helps potential candidates to know what is expected of them and how they will be evaluated within the interview process. With job descriptions it can be of great value to employers as it helps them to relate potential candidates back to the job role and see if they fit well with the description of the ideal candidate they are looking for. Job descriptions are very useful for both Tesco and the potential candidates who are applying for the vacancy as it
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information like bank account information‚ social security numbers and other sensitive information. The biggest fear is using the mobile banking applications. I believe that they are very safe and are constantly being updated so that it can block the threats. Many consumers are afraid of security issues that come along with mobile applications mainly the banking ones that are being accessed from phones and or tablets. With Apple and Samsung‚ the two biggest mobile giants‚ teaming up with major financial
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to start a Civil War with the Shiite. After an attack in 2006 that killed their leader‚ Zarqawi‚ they re-structured themselves and began conducting terrorist operatives and establishing networks‚ out of that became a new leader‚ Abu Bakr al-Baghdadi. A U.S Representative‚ Frank Wolf of R-Virginia‚ stated "For far too long the Obama Administration and the Congress have been debating whether or not authority exists for action to address this threat.” Consequently‚ ISIS would soon become the successor
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discrimination and limited resources which becomes an obstacle for their success in the country. The Latino Threat‚ by Leo R. Chavez‚ emphasizes the economic‚ political‚ and social injustices that the Latino population face. Latinos have been called a “threat” by the American media who portray Latinos as irresponsible‚ lazy‚ and rapist. This criticize supports the idea of viewing Mexicans as a “threat” to society. Focusing on the Mexican community‚ within their entrance into the United States‚ this subgroup
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The Threat of Anne Hutchinson In Puritan led Massachusetts Bay Colony during the days of Anne Hutchinson was an intriguing place to have lived. It was designed ideally as a holy mission in the New World called the "city upon a hill‚" a mission to provide a prime example of how protestant lives should have subsisted of. A key ingredient to the success of the Puritan community was the cohesion of the community as a whole‚ which was created by a high level of conformity in the colony. Puritan
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