Exam (elaborations)
Straighterline Microbiology Lab BIO250L Lab 3 Structure & Microscopy Worksheet 2023
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- BIO250L
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- Straighterline.Com
Straighterline Microbiology Lab BIO250L Lab 3 Structure & Microscopy Worksheet 2023
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Lab 3 Structure & Microscopy BIO250L Straighterline Microbiology Lab BIO250L Lab 3 Structure & Microscopy Worksheet 2023 Hello We are a team of experts offering course attendance for all Straighterline, Portage Learning, Sophia etc courses. We also write essays, research papers and school assignments . Should you need any of these services, Contact us via email: merchantmuchiri@gmail.com or WhatsApp: +1 (908) 954 -4829. Guaranteed Passing! Student Name: Access Code (located on the underside of the lid of your lab kit): Pre-Lab Questions 1. What determines if a bacterial cell is Gram -positive or Gram -negative? Gram -negative bacterium have both a thin and an outer membrane layer, in contrast to Gram -positive bacteria, which have a dense peptidoglycan layer but no outside membrane. 2. In this lab, both viruses and prions were introduced as acellular organisms. Do so me research and describe one other type of acellular organism. What characteristics about this organism classify it as acellular? Viroids are circular RNA, single -stranded molecules that are very small, one -celled creatures. Since they have been linked to plant conditions, they are considered to be pathogenic. They are acellular and only have a single circle RNA strand that replicates itself. 3. Bacteria have many different shapes that often determine their class. Research and form a hypothesis on the evoluti onary reasons for so many different bacterial morphologies. It is believed that the competitive advantages of different cell shapes may have Lab 3 Structure & Microscopy BIO250L influenced their evolution. According to theory, cells may adapt to their physical, biological and environmental se ttings by changing their form, which has aided in their survival. These modifications date back to the earliest life forms. 4. Do a search online or look in your textbook for 1 -2 antibiotics that affect Gram -positive bacteria and list them. On what part of the cell do the antibiotics usually work? List one or twoThe benefits of buying summaries with Stuvia:
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