Comparison of Prokaryotic and Eukaryotic Cells

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Which characteristic is unique to prokaryotic cells?

Linear DNA arrangement

Cell division through mitosis

Absence of endoplasmic reticulum (correct)

Presence of cell organelles

What is a key difference between the DNA arrangement in prokaryotic and eukaryotic cells?

Both asexual and sexual reproduction

Presence of plasmids

Large ribosomes

Circular vs Linear arrangement (correct)

Which organelle is absent in prokaryotic cells but present in eukaryotic cells?

Lysosomes

Plasmids

Mitochondria (correct)

Ribosomes

What is the main function of genes in terms of DNA?

Expression of genetic information Signup and view all the answers

How do prokaryotic cells typically reproduce?

Cell division through binary fission Signup and view all the answers

Which characteristic is a distinguishing feature of eukaryotic cells?

Presence of lysosomes and centrosomes Signup and view all the answers

What does molecular biology primarily deal with?

The structure and function of macromolecules essential to life. Signup and view all the answers

How do well-formulated hypotheses help in scientific research?

They guide researchers through complex theories. Signup and view all the answers

In molecular biology, what advanced tools and techniques are commonly used?

Methods for manipulating nucleic acids and proteins Signup and view all the answers

What is a characteristic feature of prokaryotic cells?

Absence of membrane-bound organelles Signup and view all the answers

Which discipline contributed significantly to the emergence of modern molecular biology?

Bacteriology Signup and view all the answers

How did Francis Crick describe the effect of using a guide in scientific theories?

Guides lead to the exclusion of multiple hypotheses. Signup and view all the answers

Which scientist contributed the concept of mutability as a source of variation in phenotype?

De Vries Signup and view all the answers

What did De Vries postulate as self-replicating units?

Pangenes Signup and view all the answers

Who published the first experiment demonstrating that DNA was the genetic material?

Avery, Macleod, and McCarty Signup and view all the answers

Which organelle is absent in prokaryotic cells?

Nucleus Signup and view all the answers

What is the usual size range of eukaryotic cells in diameter?

$10$ μm - $100$ μm Signup and view all the answers

Which type of cell has chemically complex cell walls when present?

Prokaryotes Signup and view all the answers