COPY AND PASTE INTO A WORD DOCUMENT 1. What information would you need to calculate the atomic mass of an atom? The atomic number‚ the number of neutrons and add the numbers together. This is the atomic mass. 2. What information would you need to determine the atomic number of an atom? The number of protons in the nucleus of the atom. 3. Chlorine (Cl) has 17 electrons‚ 17 protons‚ and 18 neutrons what is the atomic mass of Cl? 34 4. What is the charge of the above Cl atom? Neutral
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constriction of skin blood vessels when it is too hot. b. Constriction of skin blood vessels and contraction of skeletal muscles when it is too cold. c. Secretion of tears after falling of sand particles in to the eye d. Salivation of mouth at the sight of delicious food. Sol. When the set point of hypothalamus is disturbed by high temperature‚ it stimulates vasodilation and sweating while in low temperature there is vasoconstriction and shivering. Correct choice: (2) Q. 4. What is common to whale‚ seal
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track of which mineral you are working with as you record your observations. 2. Record your observations of each test in Part 1 of this worksheet. Help: Refer to the job aids in the upper right corner of the test screens to help you interpret what you observe. 3. Identify the minerals by comparing your observations with the Mineral Identification Reference Sheet. Write the name of each mineral in Part 2 of this worksheet. Help: The minerals in the virtual lab are numbered to conceal their
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is not important Which of the following is NOT a key activity of an operations manager? a. Translating market knowledge into goods‚ services and processes b. Continually learning and adapting to global and environmental changes c. Managing cash flows and strategic investments d. Exploiting technology to improve productivity Which one of the following best represents a pure service? a. Bank loans b. Computer diagnosis and repair c. Attending
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To understand the complexities of Sickle cell anaemia and Sickle cell disease a basic understanding of haemoglobin is essential. (See appendix 2) Appendix 3 shows a normal red blood cell and a sickled red blood cell‚ you can see the difference is more than noticeable. This essay will look at three themes and look at areas of research found by the author‚ an analysis and evaluation of the research found will be given. A conclusion will then be given of the information found during the research process
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learnings: 1) In 1665‚ Robert Hooke first discovered and named the cells. 2) Cell is the structural and functional unit of all living organisms. 3) Organisms may be unicellular or multicellular. A single cell constitutes the unicellular organism whereas many cells coordinately function in case of multicellular organism. 4) The size‚ shape and volume of the cell are related to the specific function that they perform. 5) A cell generally shows plasma membrane‚ nucleus and cytoplasm 6) Plasma
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Assignment 1: Cell Membranes and Temperature Background Theory Beetroot contains betalain pigments within it’s vacuole‚ which gives it it’s purple-red colour‚ it’s this pigment which leaks out as the beetroot is heated and the cells membrane begins to break down. The practicals aim is to show the effect of temperature on the cell membrane by observing the colour change of the water the beetroot was placed in. The cell membrane is important as it controls the substances enters and leaves the cell with
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Cell Biology Lab - Homework # Due the week of Feb 3rd This is NOT a lab group project. Do the work individually. You may use any source other than your fellow students. Show your work‚ use your own words and cite all references. 1. (14 points) The HeLa S3 cancer cell line is considered to be “continuous” due to acquired mutations that enable the cells to evade senescence. This property is one of several hallmark characteristics of cancer cell lines. Describe three hallmark characteristics
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in making the neighborhood a safe haven for kids to play outside. The second cause of childhood obesity is poor eating habits. Children will rather eat candy instead of focusing on the products that are good for the body. Parents play a major role when it comes to allowing or giving their child food that will damage the body more less providing nutrients. Children need to leave the junk food behind
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Cell Biology Lab - Homework 1 Due to the week of Oct. 6-10th This is NOT a lab group project. Do the work individually. You may use any source other than your fellow students. Show your work‚ use your own words and cite all references. 1. (20 points) The HeLa S3 cancer cell line is considered to be “continuous” due to acquired mutations that enable the cells to evade senescence. This property is one of several hallmark characteristics of cancer cell lines. Describe three hallmark characteristics
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