When did life emerge on Earth?
Approximately 3.5 billion years ago.
Homeostasis Study Area
Maintaining stable internal environment
What does abiogenesis propose about the origin of life?
Life originates from non-living matter.
Cell Theory Core Idea
All organisms are made of cells
Who coined the term 'cell' after examining cork slices?
Robert Hooke coined the term 'cell'.
Prokaryotic vs Eukaryotic
Prokaryotic lack nucleus; eukaryotic have nucleus
What does cell theory state about the origin of cells?
All cells arise only from pre-existing cells.
Cell Organelles Functions
Organelles perform specific tasks within cells
Bacterial Cell Wall Types
Gram-positive and Gram-negative classifications
Cell Modifications Examples
Specializations like cilia, flagella, cell walls
Cell Theory Originators
Schleiden, Schwann, Hooke, Virchow
Test your knowledge with 10 questions on General Biology 1 Midterm Review.
1. Which pairing correctly matches each scientist with the tissue type studied in early cell theory?
2. What is the primary characteristic that defines life as emerging approximately 3.5 billion years ago?
Review the complete course in the study sheet for General Biology 1 Midterm Review.
See study sheet →Import your course and AI generates flashcards in 30 seconds.
Flashcard generator