Biology question and answers for July 06, 2024
- Q Please explain the structure of the following organelles plasma membrane chloroplast nucleus How does the structure relate to its funct
- Q Discuss one type of Ediacaran organism that could plausibly be a metazoan What kind of metazoan Why
- Q The paleontologist in the Ediacaran article argues that these creatures are not metazoans based on O the way they appear to have developed from an initial cell Otheir size O...
- Q Contrast the body organization of Porifera Cnidaria and Coelomates and provide a sketch of the basic body plan of each Upload discussion and sketches
- Q We often think of evolution as a tree and that s roughly accurate Populations split and diverge and become new species and so one branch becomes two But the concepts...
- Q The Ediacara fossils show which kind of preservation O original remains O permineralization O replacement molds
- Q How old is the first evidence for multicellular organisms O about 3 5 Ga O about 1 5 Ga O about 0 5 Ga
- Q The Ediacara fauna contains the oldest known multicellular organisms O True False
- Q Acritarchs probably represent cyanobacteria O True O False
- Q Endosymbiosis describes O One cell destroying another cell O One cell inside another cell providing a benefit O Two cells living close together to the benefit of both O One...
- Q What is the primary evidence for endosymbiosis in Eukarya It has been experimentally replicated O The DNA of organelles is very similar to various bacteria O Some organelles show relict...
- Q Which of the following are attributes of organelles O replicates itself O has own DNA O lives inside other cells O membrane bound may survive outside of the larger cell
- Q Dissolved iron Fe free and unreacted was abundant in the Archean oceans What were the main sources of the Fe hydrothermal activity on the seafloor rain Ostromatolites meteors
- Q EListen water Please list the 4 life supporting properties of explain the big ignificance of each of these properties
- Q Please list and briefly explain the two main processes of an ecosystem
- Q Which of the following factors have led to the rise in health care costs
- Q 2 Yellowstone and Hawaiian Hotspots Slides 3 and 4 show the path and approximate times of the Yellowstone and Hawaiian hotspot traces a Calculate approximately how fast each of the...
- Q Generate at least two different dichotomous keys based on this data example figure No Mycobacterium No Gram stain Bacilli Motile Not cocci Yes Rhizobium Gram Positive Propionibaterium No Morphology Spirochetes...
- Q Listen ease explain what is occurring in a chemical reaction What are the names of th rting materials and end materials involved in any chemical reaction
- Q Listen Please list describe the structure and provide and example for the three main subgroups of carbohydrates What is an isomer
- Q Question 39 Listen Please define natural selection and provide a detailed exam action I
- Q BI 6 888 DOOM1111 PCR Amplification DNA extracted from tissue DNA fragments move across the gel DNA sample loaded into wells Electricity applied to the gel 5 7 Why is...
- Q Which polysaccharide bond cannot be broken by mammalian enzymes that normally digest polysaccharides O a 1 4 glycosidic linkages OB 1 4 glycosidic linkages O a 1 6 glycosidic linkages...
- Q In a living organism where are ionic bonds most likely to be found O in the cytoplasm O between DNA strands O deep in a protein s core where water...
- Q How do amino acids like hydroxylysine and thyroxine which are not among the 20 amino acids that are inserted into proteins get into proteins O They are inserted directly O...
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