_____. ( 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 the most likely explanation? ( Concept 19.1) Your Answer: | Its presence is a result
Premium Virus Influenza Bacteria
55. a) Cuticles on the outermost layer of angiosperms are clear‚ which allows for light to pass through. The leaf is shaped in a way that will allow it to absorb more sunlight and be more efficient. Photosynthesis takes place in the spongy parenchyma and the palisade parenchyma. In order to obtain food‚ it is controlled by the stoma which controls the passage of gas and water. b) Water and food is transported through the xylem. The water will eventually be transported to the leaf tissue while the
Premium Photosynthesis Plant Water
1. Living organisms play an important role in the recycling of many elements within an ecosystem. One such way this idea can be proven is through the study of carbon in an ecosystem. Plants‚ for starters‚ are a major part of this carbon cycle. During photosynthesis‚ plants remove carbon dioxide from the atmosphere and release oxygen as a waste product. Another major contributor to this vital cycle is the human being. The average human being goes through respiration each day to help maintain
Premium Oxygen Carbon dioxide Ecological succession
Chapter 14 Study Guide 1. Henyr the Navigator-(motives) were a blend of seeking a Christian kingdom as an ally against the Muslims‚ acquiring trade for Portugal‚ and extending Christianity. (things he done) founded a school for navigators‚ after that Portuguese fleets goes to Africa in search for gold but went to Atlas Mountain in Morocco. Facilitated trade in gold‚ ivory‚ and slaves 2. Vasco da Gama-(motives) sail to Muslim merchant along East Africa then to Calicut and search of “Christian
Premium Calvinism Pacific Ocean
Commonwealth A9: Commonwealth Worldwide Chauffeured Transportation 1. What type of employees would you suggest Dawson Rutter add to his company next. Why? Dawson Rutter’s future employees I do not believe that a degree is important. What is important for this business is the ability to deal and work with people. Rutter needs to get people that have a natural draw for others. Driving record should also be something he should pay attention. He should also look for people with degrees for the
Premium Management
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
Premium Blood Heart Blood vessel
Chapter 5 Obtaining energy and nutrients for life CHAPTER REVIEW Key words absorption alimentary canal amylase anus autotrophic autotrophs bile bile duct bolus carnivores cellular respiration chloroplasts chyme colon cystic fibrosis digestion digestive system duodenum emulsification enzymes faeces foregut fermenters gall bladder gastric juice herbivores heterotrophic heterotrophs hindgut fermenters ileum jejunum lacteals large intestine liver mucus oesophagus omnivores pancreas pepsin
Premium Digestion
Study Companion Unit I Biology 109 Fall 2012 Chapter 27: Bacteria and Archaea Information that you should know‚ and questions that you should be able to address. 1. Define the following terms: positive phototaxis‚ negative phototaxis‚ endospore‚ binary fission‚ phototroph‚ chemotroph‚ autotroph‚ heterotroph‚ obligate aerobe‚ facultative anaerobe‚ obligate anaerobe‚ bioremediation 2. 3. What are the two main branches of prokaryotic evolution? What are the components of a prokaryotic cell wall?
Premium Bacteria Fungus
AP Biology notes: Chapter 2- The Chemical Context of Life 1. Overview * The bombardier beetle fights the ants that plague it by using chemistry. * The natural systems and environment that organisms live in involves chemistry and physics. * Biology is not the only category of science. There is also chemistry‚ physics‚ and engineering. * Organization of life is separated into a hierarchy of structural levels. 2. Elements and Compounds * Matter- anything that takes up
Free Atom
Chapter 4_class exercise True/False 1. The forecasting time horizon and the forecasting techniques used tend to vary over the life cycle of a product. Answer: TRUE 2. A time-series model uses a series of past data points to make the forecast. Answer: TRUE 3. Cycles and random variations are both components of time series. Answer: TRUE 4. One advantage of exponential smoothing is the limited amount of record keeping involved. Answer: TRUE 5. If a forecast is consistently greater
Premium Time series analysis Moving average Time series