Neville Period 1 10/14/12 Enzyme lab Enzymes are biological catalysts that speed up the process of chemical reactions. They are also proteins‚ and most enzymes activities occur within organism. They decrease activation energy‚ energy that is needed to start a chemical reaction. Enzymes are substrate specific substrates ending in "-ase"‚ enzymes ending in "-ase". External factors‚ such as temperature‚ pH‚ and concentration of the substrate‚ affect the enzymes activity in the lab‚ pectase and cellulase
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Lab Analysis Questions 1. What are the important ions for most neurons when considering changes in membrane potential? (3 points) 2. What is the resting membrane potential? (3 points) 3. What does it mean that the voltage just inside the membrane is negative? (4 points) Neurophysiology of Nerve Impulses Activity 2: Receptor Potential (20 points total) Notes: • After reading the Overview and Introduction‚ Click on Experiment. • Follow the directions on the left side of the
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LAB OF ENTHALPY CHANGE IN COMBUSTION Objective: Determine the Enthalpy change of combustion ΔHc of three different alcohols. Methanol‚ Ethanol and Isopropilic acid. Procedure: 1. Fill the spirit micro burner with Ethanol and weight it 2. Pour 100 cm3 of water into the aluminum cup 3. Arrange the cup a short distance over the micro burner 4. Measure the temperature of water 5. When the temperature of the water has risen by 10°C‚ record the temperature. 6. Reweight
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is the capacitative reactance‚ R is the resistance‚ and ω = 2π f ( f is the linear frequency). Apparatus • PC with DataStudio installed • Science Workshop 750 USB Interface Box • Power Amplifier • Voltage Sensor • AC/DC Electronics Lab Board • LCR meter • Connecting patch cords Experimental Procedure The experimental procedure can be divided into three parts: Part I: Using a Frequency Scan to Determine the Resonance Frequency • The first
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Purpose The purpose of this catalase lab is to design simple experiments to demonstrate how various factors affect the rate of enzyme activity. This lab shows how the enzyme decomposes in hydrogen peroxide. Methods and Materials Refer to handout attached to the back of lab Observations Table 1: The mL of oxygen produced with increase of catalase 30secs 60secs 90secs 120secs 150secs 180secs Disks: 2 17ml 16ml 21ml 26ml 31ml 35ml Disks: 4 8ml 19ml 27ml 35ml 44ml 53ml
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NT1210 Chapter 4 Lab 4.1.1 Standards are put in place to make everything work together error free. Because Stability‚ Consistency‚ Minimization of packet errors. 4.1.2 Because the voltage used to transmit data needs only be high enough for the receiver to detect it. Making the voltage higher would make the receiver electronics more difficult. 4.1.3 Hospitals‚ security systems‚ PA & recording studios. The drawback of STP cables is that they will increase the total cost of an installation.
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Alex Martin Garrett Comp 1 27 August 2013 10 Years long gone The alarm sounds I open my eyes excited to start a new day. I roll my covers back and inhale filling my lungs with the aroma of bacon‚ my mouth waters as I realize that my sweet wife has risen early to make me breakfast. I stand‚ but not too fast as I despise the feeling of being dizzy. I slip on my fuzzy slippers that my daughter got me for Christmas the previous year‚ and drowsily stumble to the
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10. Understand procedures regarding handling medication 10.1 Describe the main points of agreed procedures bout handling medication 10.2 Identify who is responsible for medication in a social care setting. 10.3 Explain why medication must only be handles following specialist training 10.1 Describe the main points of agreed procedures about handling medication In the adult social care setting it is vital that when handling medications are involved‚ service providers must follow
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Assessment Worksheet 111 LAB #7 – ASSESSMENT WORKSHEET Relate Windows Encryption and Hashing to Confidentiality and Integrity Overview This lab demonstrated how hashing tools can be used to ensure message and file transfer integrity and how encryption can be used to maximize confidentiality. Common hashing and encryption tools‚ including MD5‚ SHA1‚ and GnuPG‚ were used. You used GnuPG to generate both a public and private key and a secret key for encryption only. Lab Assessment Questions &
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hours:minutes:seconds GMT did the P waves arrive? (See Lab Exercise #1‚ Step 1‚ Question 1) A) 01:48:00 B) 01:49:00 C) 01:50:00 D) 01:51:00 2. What time in hours:minutes:seconds GMT did the S waves arrive? (See Lab Exercise #1‚ Step 1‚ Question 2) A) 01:51:30 B) 01:52:00 C) 01:53:10 D) 01:54:20 3. What is the time lag (S-P) in hours:minutes:seconds GMT? (See Lab Exercise 1‚ Step 1‚ Question 3) A) 00:02:00 B) 00:03:20 C) 00:03:30 D) 00:04:10 4. What is the distance in kilometers between
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