knows about HIV disease. Without treatment‚ about 25 out of 100 babies born to women with HIV are also infected. However‚ the use of HIV medicines‚ cesarean delivery‚ and refraining from breastfeeding can reduce the risk of transmission to less than 2 out of
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Genes and Society (GEK1527/LSM1302) Assignment 04 Answer Sheet (Sem. 2 AY 2015) Name Matriculation number Question 1 [2.5 marks] a. Cubs of tamed mothers were raised by aggressive mothers and cubs of aggressive mothers were raised by tamed mothers only to prove that the mother’s behaviour does not influence that of the cubs’. Another method used was when they took the embryos of the aggressive mothers and planted it to tame mothers and they got the same results. It shows that You cant change
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CHAPTER 0NE: ANSWER QUESTION ONE: The definition of marketing is the process by which companies create value for customers and build strong customer relationships in order to capture value from customers in return. Furthermore‚ it is more than just “telling and selling” because the marketing now is in the sense of satisfying customer needs. This means if the marketer understands consumer needs and develops the products that provide superior customer value‚ prices‚ distributes and promotes them
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Muscle contractions tend to be smooth and vary in strengths‚ depending on the demands placed on them. The variations of strength are called graded muscle responses. There are two ways a muscle contraction can be graded‚ either by changing the frequency of stimulation or by changing the strength of the stimulation. When a muscle is responding to a change in stimulus frequency‚ the nervous system will reach a greater muscular force when increasing the firing of motor neurons. This causes a wave or
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Comparing the Cardiac muscle and the Skeletal muscle Differences Similarities Skeletal muscle is usually linked to bones by structures called tendons. Cardiac muscle is found in the heart. They are both important parts to the body. Skeletal muscle cells are usually arranged into cylindrical fibres with multiple nuclei and can be directly controlled by voluntary nerve signals from the nervous system. Cardiac muscle cells are normally shorter and are linked via gap junctions which allow compounds
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Pushing your limits often leads to a muscle plateau‚ but there’s always something you can do to maintain a climbing growth for your muscles. Any hard work can quickly be undone just by simple everyday habits. Your life in the kitchen is the gateway to muscle production and proper health. Eating habits can make or break your perfect body. Gaining Muscle is always hard especially if you are trying to lose unneeded fat as well‚ but most muscle mass training programs leave out one of the body’s most
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Lab 6: Amphibian Muscle Contraction Results: For this experiment‚ Isometric contractions of the gastrocnemius muscle of a frog were analyzed and from this data the latent period‚ twitch‚ motor unit summation‚ tetanus‚ fatigue & mechanical summation were measured. The data was used to quantify the effect of passive tension on the twitch force‚ effect of stimulus intensity on the twitch force‚ effect of stimulus frequency on contractile force of xenopus gastrocnemius muscle. The threshold voltage
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the purpose of this exercise? The purpose of this exercise is to learn the skeletal systems and the components associated with the system. I will be exploring the major types of bones and cartilage. Are there any safety concerns associated with this exercise? If so‚ list what they are and what precautions should be taken. Handle the microscope and the slides with care; when taking the chicken bone out of the oven use caution because the bone is extremely hot. Exercise 1: The Chemical Components
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Muscle adaptations to the increase in energy demands at the start of exercise Introduction The transition from rest to exercise is associated with a huge upsurge in energy expenditure‚ due primarily to skeletal muscle contractions (Connett & Sahlin‚ 1996). Contractions require energy in the form of adenosine tri-phosphate (ATP). ATP stores in muscle are around 8mmol/l and are exhausted within 2s of exercise (Connett & Sahlin‚ 1996). To continue exercise and maintain ATP homeostasis‚ ATP
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valuable when additionally talking about weakness. A basic thought to recollect is that muscle compression is because of a particle called ATP (adenosine triphosphate). ATP must be available for muscles to contract. There are three frameworks of energy that create ATP: Phosphocreatine system‚ the glycolytic system‚ or the oxidative system. On the off chance that exhausted‚ it must be renewed if additional muscle withdrawal is to proceed. Since we are talking about ATP Pathways‚ I needed to additionally
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