AP: CHAPTER 43: IMMUNE SYSTEM 1. List the two lines of nonspecific defense mechanisms with examples of each. • External defense‚ which includes the skin and mucous membranes in the body. • Internal defense which includes phagocytic cells and antimicrobial proteins. 2. What is meant by specific defense? Defense mechanisms are said to be specific because depending on which one they focus on one specific part of the body or a specific type of pathogen. 3. Give examples of “barrier defense
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Chapter 30 - America on the World State Portsmouth Conference The meeting between Japan‚ Russia‚ and the U.S. that ended the Russo-Japanese War in 1905. Roosevelt won the Nobel Peace Prize for stopping the fighting between those two countries. Gentleman’s Agreement An agreement that was negotiated by President Theodore Roosevelt in 1908 with the Japanese government. The Japanese agreed to limit immigration‚ and Roosevelt agreed to discuss with the San Francisco School Board that segregation
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Jennifer Munoz Period 6 Chapter 29 Test Essay The Great Depression had a significant impact in history. It was one of the most memorable events in history due to its economic impact and its influence on society. It began as a stock market crash‚ but soon turned into the deepest economic depression in history. Businesses cut production‚ consumers reduced purchases‚ and the stock market continued to decline. It began
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condensation reaction. The isomer isomaltose has two glucose molecules linked through an α bond. Amylose- Amylose is a spiral polymer made up of D-glucose units. This polysaccharide is one of the two components of starch‚ making up approximately 20-30% of the structure. The other component is amylopectin‚ which makes up 70–80% of the structure. Amylase- an enzyme‚ found chiefly in saliva and pancreatic fluid‚ that converts starch and glycogen into simple sugars. Condensation- is water which collects
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I. Sources of Stagnation 1. After the flurry of economic growth in the 1950s and 1960s‚ the U.S. economy grew stagnant in the 1970s. No year during that decade had a growth rate that matched any year of the preceding two decades. o Part of the slowdown was caused by more women and teens in the work force who typically had less skill and made less money than males‚ while deteriorating machinery and U.S. regulations also limited growth. o A large reason for the 1970s economic woes was the upward
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Sphincter-they BOTH prevent the flowback of the food but each one of them performs a very important function. (Their functions can be seen in the Biology Textbook) 2 PHASES OF DIGESTION: CHEMICAL PHASE AND MECHANICAL PHASE OF DIGESTION under the MECHANICAL PHASE OF DIGESTION: we have Swallowing and chewing under the CHEMICAL PHASE OF DIGESTION: please refer to your Biology textbook *EGESTION(hndi ko lng sure kung ENGESTION or EGESTION s spelling)-opposite of ingestion‚ Egestion is the discharge or expulsion
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What happens to a patient’s red blood cells when the following solutions are given: a. Hypotonic solution _______________________________ b. Hypertonic solution _______________________________ c. Isotonic solution _______________________________ Chapter 26 - Fluid‚ Electrolyte and Acid-Base Homeostasis Body Water Content Infants have low body fat‚ low bone mass‚ and are 73% or more water Total water content declines throughout life Healthy males are about 60% water; healthy females are around
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Chapter 19- The Cardiovascular System: The Blood 1) Which of the following is NOT function of blood? A) transports nutrients‚ wastes and gases B) regulates pH C) defends against infection D) promote blood loss E) distribute heat 2) Which of the following is correct? A) A 100 lb (45 Kg) woman will have about 8 lb (3.6 Kg) of blood. B) Most adult humans have between 4 and 6 L of blood‚ depending on their size. C) Normal blood is less viscous than water and has a neutral pH. D) A and
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1. Viruses can vary with respect to all of the following characteristics except _____. ( Overview) Your Answer: | the presence or absence of a membranous envelope | | Correct Answer: | the presence or absence of metabolic machinery | | No. This is a difference among viruses. 2. A microbiologist analyzes chemicals obtained from an enveloped RNA virus that infects monkeys. He finds that the viral envelope contains a protein characteristic of monkey cells. Which of the following is
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Summer Assignment – AP Biology – Chapters 2-5 Chapter 2 1. CHNOPS are the six most crucial elements in most macromolecules. Name them. Carbon‚ Hydrogen‚ Nitrogen‚ Oxygen‚ Phosphorous‚ Sulfur. 2. Create a chart and state how many bonds each of the CHNOPS elements can form. Carbon | Hydrogen | Nitrogen | Oxygen | Phosphorous | Sulfur | 4 | 1 | 3 | 2 | 3 or 5 | 2 | 3. Create a Venn Diagram to compare and contrast polar covalent bonds‚ nonpolar covalent bonds‚ and ionic bonds.
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