What are the THREE branches of science?
Life science, Earth science, and Physical science
Who built a microscope more than 300 years ago and used it to look at cork. He also came up with the name “Cell”?
Robert Hooke
What is a stiff structure outside the cell membrane of plants?
Cell wall
What is another word for Life Science?
Biology
Who concluded that all plants are made of cells?
Mathias Schleiden
What is the tiniest organelle?
Ribosome
What is using one or more of your senses to gather information and take note of what occurs?
Observation
Who concluded that all animals are made of cells?
Theodor Schwann
What is the powerhouse of the cell?
Mitochondria
What is a possible explanation about an observation that can be tested by scientific investigations?
Hypothesis
Who concluded that all cells come from other cells?
Rudolf Virchow
What is described as long, tail-like appendages that whip back and forth and move the cell?
Flagella
What is an explanation of observations or events based on knowledge gained from many observations and investigations?
Scientific theory
Who used microscopes to view many things including bacteria and blood cells?
Anton Van Leeuwenhoek
What organelle is the part of a eukaryotic cell that directs cell activities and contains genetic information stored in DNA?
Nucleus