In this lab‚ the class tested the effect of temperature on the rate of fermentation in yeast by measuring the height of CO2 produced in a graduated cylinder at varying degrees Celsius. Yeast can perform cellular respiration and fermentation‚ the first needing oxygen (aerobic) and the second not (anaerobic). Cellular respiration is the normal way human bodies’ make energy‚ but when lacking oxygen‚ cells undergo fermentation‚ which creates less energy than respiration‚ CO2‚ and lactic acid (though
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A worm is a program than can make copies of itself from one disk drive to another. It is self contained and can also spread by copying itself using email or another form of transport. Worms can compromise the security systems of computers and can cause damage in the process. Worms sent via email usually comes in the form of a joke program or some type of software. They can cause thousands of dollars in damages. A worm would be a weapon of choice for an electronic attack that could cause widespread
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essential to learn the general principles and considerations that govern the planning of balanced diets. Meal planning is regarded both as a science as well as an art. It is regarded as an art because it involves the skillful blending of colour‚ texture and flavor and it is considered to be a science because it involves a careful selection of food for optimum nutrition and digestion. A well planned meal is always appealing to the eyes. Therefore‚ it is very important that we should obtain adequate nutrition
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mostly phospholipids and proteins which gives the cell its selectively permeable nature. The function and permeability of the cell membrane depends on its whole structure. When destroyed‚ the permeability of the cell membrane is disrupted causing cellular contents to leak out. When cells are cut‚ the cell membranes are mechanically ruptured. High temperature disrupts the structure of proteins and certain chemicals such as acetone and methanol dissolve the phospholipids‚ leading to damage of the membrane
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snacks or snacks if still hungry are carrots‚ cucumbers or celery sticks. No Carbs after 7 if you can’t stick to the guideline of the meal plan. It is ideal to eat meal 1 during first 30 mins to hour of being awake even if you are not hungry. I highly recommend getting at the minimum a daily multivitamin. Also recommend Omega 3‚6‚9 and a protein. Meal 1 ½ cup Oatmeal (granola Optional) and protein Shake (sub protein shake with 3 hardboiled eggs‚ 2 whites only preferably) Snack 1
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English meals Traditional meals have ancient origins‚ such as bread and cheese‚ roasted and stewed meats‚ meat and game pies‚ boiled vegetables and broths‚ and freshwater and saltwater fish. The 14th-century English cookbook‚ the Forme of Cury‚ contains recipes for these‚ and dates from the royal court of Richard II. Some people have their biggest meal in the middle of the day and some have it in the evening‚ but most people today have a small mid-day meal - usually sandwiches‚ and perhaps some
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not regularly washed in comparison to weight equipment. Water fountains also provide a warm damp place for the bacteria to live and reproduce. Bacteria use cellular respiration to get energy for reproduction‚ and other activities. The chemical formula for cellular respiration is C₆H₁₂O₆ + O₂ → CO₂ + H₂O + ATP (or energy). For cellular respiration
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Protocol for Lab 5 – Aerobic Respiration Part 1 Isolation of Mitochondria from Cauliflower - Weigh 50g of rosettes cut from fresh cauliflower head. - Cut rosettes and place it on ice - Prepare juice extractor by placing ice and an empty 150 ml beaker into the right compartment. - Collect pulp from left compartment and record total volume of the extract. Approx. 20ml - Filter the pulp using six layered cheese cloth and collect it in a beaker sitting on ice. - Place two 50 ml test tubes
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SCIE211 Phase 2 Lab Report Title: Speciation Instructions: You will need to write a 1-page lab report using the scientific method to answer the following question: • What would happen if a species within a population were suddenly split into 2 groups by an earthquake that creates a physical barrier like a canyon? When your lab report is complete‚ post it in Submitted Assignment files. Part I: Use the animated time progression of speciation to help you write up your lab report. Part II: Write
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root tip of a plant spend a comparatively long time in the mitotic phase‚ whereas those cells comprising slow-growing tissues would spend most of their lives in interphase. Non-dividing cells remain in interphase and never enter the mitotic phase. (Lab Manual 64) Interphase is the synthesis of biological molecules including DNA and duplicated DNA with associated proteins. These comprise the chromatin that begin to condense toward the end of this phase‚ but are not yet visible. The nucleoplasm
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