it says “God” creates man with mud or dirt. There is no further explanation‚ history‚ or anything that might explain the process. Science has given the world an understanding on how life‚ not just humans‚ was created. http://www.biology-online.org/10/1_first_life.htm II – How the Earth was not created: “In the beginning‚ God created the heavens and the earth. The earth was without form and void‚ and darkness was over the face of the deep. And the Spirit of God was hovering over the face of the
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peas‚ corn and beans – in other words‚ grains‚ legumes and some vegetables. 2. What are the end products of hydrolysis of glycogen? Of starch? * The end product of hydrolysis of both glycogen and starch is glucose (homopolysaccharides). 3. How do starch and glycogen differ structurally? * Starch‚ a complex carbohydrate‚ is a polymer of glucose molecules. It occurs in two main forms: amylose and amylopectin Characteristic | Amylose | Amylopectin | Chain | Straight chain | Highly
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Review Sheet Exercise 3 Neurophysiology of Nerve Impulses Eliciting (Generating) a Nerve Impulse 1. Why don’t the terms depolarization and action potential mean the same thing? They require different things. Action potential requires depolarization and repolarization. Depolarization doesn’t require anything. 2. What was the threshold voltage in Activity 1? 3.0V 3. What was the effect of increasing the voltage? How does this change correlate to changes in the nerve? The action potential
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ACTIVITY 5 Exploring Various Breathing Patterns You will establish the baseline respiratory values in the first part of this experiment. 1. If the grid in the data control unit is not empty‚ click Clear Table to discard all previous data. 2. Adjust the radius of the airways to 5.00 mm by clicking the appropriate button next to the Radius window. Now‚ read through steps 3–5 before attempting to execute them. 3. Click Start‚ and notice that it changes to Stop to allow you to stop the respiration. Watch
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diagram. Where: Ns/. p = density = 999 kg/ . Procedure 1) The flow control valve and the inlet isolating valve were to be fully opened. The outlet flow control valve was opened to release trapped air. 2) Isolating valve for test pipe 1 is to be opened. 3) Two manometer tubes should be inserted into the tapping points. The tapping valve is then turned opened. Air should be released by opening the air vent of the manometer. 4) Turn the pump on. 5) The drain should then be closed and use a stopwatch to
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Introduction to Microbiology Laboratory report №10 Physical factors affecting growth microbes: Temperature‚ pH and oxygen requirement. Student: Temirlan Aitbekov Lab partner: Kanat Sadykov Instructor: Alessandra Clementi‚ MD‚GP Lab date: 7/11/14 Due date: 14/11/14 Nazarbayev University Abstract: This experiment is directed
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Title: Enzyme Activity Lab Purpose: To measure the rate of enzyme activity from a tissue abstract and experiment with different factors‚ such as the enzyme solution and the substrate with different hydrogen peroxide percentages and temperature‚ that affect enzyme activity. Hypothesis: 1) If the disk is placed into each beaker with 100 units/ml of enzyme solution‚ then the time for the disk to float will be 30 seconds. 2) If the temperature of the solution is at 5 degrees Celsius‚
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PhysioEx 9.0 Exercise 3 Neurophysiology of Nerve Impulses A C T I V I T Y 1 The Resting Membrane Potential 1. Explain why increasing extracellular K_ reduces the net diffusion of K_ out of the neuron through the K_ leak channels. Increasing the extracellular potassium reduces the concentration gradient‚ and less potassium diffuses out of the neuron and into the cell. 2. Explain why increasing extracellular K_ causes the membrane potential to change to a less negative value.
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for stimulating the release of erythropoetin (EPO) from the kidneys‚ and EPO is a hormone responsible for stimulating the synthesis of RBCs. By having higher levels of testosterone leads to more EPO secretion resulting in higher hematocrit levels. 3. List the hematocrits for the healthy male and female living in Denver (approximately one mile above sea level) and indicate whether they are normal or whether they indicate anemia or polycythemia. 1. The hematocrit value for the healthy male: 55.
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In this lab we tested the effect of temperature has on the rate of enzyme activity. The way we figured this out was by taking four different temperatures and testing the difference absorbance levels they produced every 20 seconds for about 2 minutes straight using a spectrophotometer. The important part of this experiment was the temperature the enzyme concentration was made at. What we got from the experiment was at lower temperature we got very low numbers for the absorbance‚ which gave us a lower
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