What directly causes action potential? An action potential is caused by either threshold or suprathreshold stimuli upon a neuron. It consists of four phases; hypopolarization, depolarization, overshoot, and repolarization. An action potential propagates along the cell membrane of an axon until it reaches the terminal button. Which part of motor neuron has lowest threshold? axon […]
What is the ideal problem solving method?
What is the ideal problem solving method? IDEAL model consisting of five indictors including (1) Identify the problem: trying to identify problems and make them an opportunity to do something creative, (2) Define goals: set goals in a problem, (3) Explore solution: explore alternative approaches to solving problems, (4) Act on the strategy: anticipate results […]
Does Liquids have a fixed volume?
Does Liquids have a fixed volume? Liquids have a fixed volume but no fixed shape. Gases have no fixed volume and no fixed shape. Gases expand to fill the space available. They can also be compressed into a very small space. Do liquids have no fixed volume? Liquids, because they flow, can occupy whatever shape […]
Do all cells have cytoplasm?
Do all cells have cytoplasm? All cells have a plasma membrane, ribosomes, cytoplasm, and DNA. Why do all cells have cytoplasm? Cytoplasm works in plant cells much like it does in animal cells. It provides support to the internal structures, is the suspension medium for the organelles and maintains the shape of a cell. What […]
Which is more accurate 10 mL or 100 mL graduated cylinder?
Which is more accurate 10 mL or 100 mL graduated cylinder? For accuracy the volume on graduated cylinders is depicted on scales with 3 significant digits: 100mL cylinders have 1ml grading divisions while 10mL cylinders have 0.1 mL grading divisions. Class A has double the accuracy of class B. Which has greater precision the 10 […]
Is n3 Isoelectronic?
Is n3 Isoelectronic? Atoms and ions that have the same electron configuration are said to be isoelectronic. Examples of isoelectronic species are N3–, O2–, F–, Ne, Na+, Mg2+, and Al3+ (1s22s22p6). Is Ca2+ Isoelectronic with AR? For atoms/ions: For example, the K+ ion is isoelectronic with argon. Therefore, K+ and Ar are said to be […]
How do red blood cells and white blood cells work together?
How do red blood cells and white blood cells work together? Red blood cells carry oxygen to all parts of the body. White blood cells help fight infection. Platelets are tiny cells that have a big job in stopping bleeding. Proteins in the blood called clotting factors work to form a clot. What causes white […]
Who won the Roe vs Wade case?
Who won the Roe vs Wade case? On January 22, 1973, the Supreme Court issued a 7–2 decision in favor of Norma McCorvey (“Jane Roe”) that held that women in the United States have a fundamental right to choose whether or not to have abortions without excessive government restriction, and struck down Texas’s abortion ban […]
What percentage of Americans work in tourism?
What percentage of Americans work in tourism? Tourism in the US – Employment Statistics 2003–2026 5,459,152 Tourism Employees in the US in 2021 13.6% Tourism in the US Employment Growth in 2021 0.4% Tourism in the US Annualized Employment Growth 2016–2021 How many jobs in the US are accounted for by the tourism industry? 7.8 […]