What is a prokaryote - Study guides, Class notes & Summaries

What changes a cytosine into a uracil? Which base nucleotides contain an extra amino group? Which base nucleotide has an extra methyl group? What are the purines?Pyrimidines? How does Methyltrexate work on DNA? If a sample of DNA has 10% G, how much is the T %? Which DNA has a higher melting point?Why?Define melting point. What is the charge of Histones?What 2 AA are histones abundant in? what causes chromatin to be tightly packaged?Name of this type of chromatin? (active or inactive)If ...

Bio 181 What is the difference between a microorganism and an organism? - correct answer Microorganisms are organisms that cannot be seen with the naked eye. What is an organism, according to your textbook? - correct answer Any living entity composed of one or more cells. Which of the following statements about Percival Lowell's conclusions is correct? Mark all that apply. - correct answer Lowell was wrong about there being a vast civilization of intelligent creatures on Mars. Lowell was...

Name the two types of cells - Answer Prokaryotic and Eukaryotic What is a prokaryotic cell? - Answer A cell without a nucleus Give an example of a prokaryote (Prokaryotic cell) - Answer Bacteria What is a eukaryotic cell? - Answer cell with a nucleus Give two examples of eukaryotic cells - Answer Plant & Animal cells What three sub-cellular structures do plant cells have which animal cells do not? - Answer Permanent vacuole, cell wall and chloroplasts What is ...

IB Biology Paper 1 Questions And Answers Already Passed Prokaryote or Eukaryote in paramecium? Compartments in the cell indicates that it's a eukaryote Property of water which makes it suitable for living? Thermal Watson and Crick discovery about DNA DNA is double helix What occurs in meiosis but not in mitosis? Homologous chromosomes pair up Variation within a population Fertilization and mutation properties of stem cells they can differentiate phospholipid bilayer the...

What is the difference between a microorganism and an organism? - Answer-Microorganisms are organisms that cannot be seen with the naked eye. What is an organism, according to your textbook? - Answer-Any living entity composed of one or more cells. Which of the following statements about Percival Lowell's conclusions is correct? Mark all that apply. - Answer-Lowell was wrong about there being a vast civilization of intelligent creatures on Mars. Lowell was right that the white areas he o...

BESC 204 Exam 1 Questions and Answers | Latest Version | 2024/2025 | Already Passed What is the main characteristic that defines a species? A species is defined by a group of organisms that can interbreed and produce fertile offspring, sharing similar characteristics. How does the concept of a kingdom fit into biological classification? A kingdom is one of the highest levels in the biological classification system, grouping organisms based on fundamental traits such as cell structu...

LBCC BI 234: QUIZ REVIEWS EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED 2024/2025 What type of microscope did Robert Hooke use and who was the likely designer of that microscope? a compound microscope; similar to the Janssens What are the three domains of life? Bacteria, Archaea, Eukarya You have isolated a unicellular, non nucleated cell from a deep-sea vent! Choose the statement that is least likely in regards to the cell that you've found. The cell is a yeast species ...

What is the difference between a microorganism and an organism? - Microorganisms are organisms that cannot be seen with the naked eye. What is an organism, according to your textbook? - Any living entity composed of one or more cells. Which of the following statements about Percival Lowell's conclusions is correct? Mark all that apply. - Lowell was wrong about there being a vast civilization of intelligent creatures on Mars. Lowell was right that the white areas he observed at the poles co...

Definition of Life - Answer-HOMEOSTASIS (maintaining a stable environment within a cell) Metabolism - Answer-Making and spending energy to do everything else (to maintain homeostasis) What is Science? - Answer-An approach to find an answer to a question Scientific Questions Must Be... - Answer-material, falsifiable Approach to collect data - Answer-measurable, observable, repeatable Answer/Conclusion (strength) - Answer-restrained to strength of Experimental Design Hypothesis - Answer-IF (...

NIU Biology 103 Final Exam Questions with Verified Solutions **Life and Cells** What is a prokaryote? A prokaryote is a type of cell that has no nucleus or organelles and typically only one circular chromosome. What is a eukaryote? A eukaryote is a type of cell that has a defined nucleus and multiple linear chromosomes. What is a hypothesis? A hypothesis is a proposed explanation as to why something happens. It is a predicted explanation that can be tested through experiment...