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Prokaryotes vs. Eukaryotes: Main Differences

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Prokaryotes vs. Eukaryotes: Main Differences

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Questions and Answers

What was the main aim of Louis Pasteur's flask experiment?

To identify the causative agent of anthrax

To develop a systematic approach to studying microbial life

To challenge the idea of spontaneous generation (correct)

To prove that microorganisms can cause diseases

How did Louis Pasteur confirm his hypothesis in the flask experiment?

By observing microbial growth in sealed flasks (correct)

By analyzing the impact of disinfectants on microbial growth

By studying metabolic engineering processes

By identifying Bacillus anthracis as the causative agent

What concept did Robert Koch contribute to with his work in bacteriology?

Metabolic engineering

Antiviral therapy

Microbial Biotransformation

Germ theory of disease (correct)

What is a key difference in DNA structure between prokaryotes and eukaryotes?

Prokaryotes have a single circular chromosome, while eukaryotes have multiple linear chromosomes. Signup and view all the answers

Which organelles are present in eukaryotes but absent in prokaryotes?

80S ribosomes and organelles Signup and view all the answers

How do prokaryotes reproduce compared to eukaryotes?

Prokaryotes reproduce through binary fission, while eukaryotes reproduce through mitosis and meiosis. Signup and view all the answers

What is a key difference in cellular structure between prokaryotic and eukaryotic organisms?

Eukaryotic cells have a nucleus while prokaryotic cells lack a true nucleus. Signup and view all the answers

Which classification system categorizes microorganisms into prokaryotes and eukaryotes?

The Three-Domain system Signup and view all the answers

According to Whittaker's five-kingdom classification, how many kingdoms are classified as eukaryotic?

Four Signup and view all the answers

Why do prokaryotic cells lack eukaryotic organelles like endoplasmic reticulum and mitochondria?

Due to the absence of a true nucleus in prokaryotic cells. Signup and view all the answers