Cell Theory
Which Scientist discovered cells and named them "cells"
Robert Hooke
Why are our microscopes called compound microscopes
they use two lenses to view an image
True/ False and change the underlined word.
For light microscopes, resolution improves as magnification.
True
organelles that is the site of protein creation
ribosomes
organelle that converts food to energy
mitochondria
Which Scientist studied animal tissue under a microscope and concluded all animals are made of cells
Theodore Schwann
the condition of objects appearing larger than they are
Magnification
What are two organelles plant cells have that animal cells do not
Cell wall and Chloroplast
Organelle that contains the DNA and controls cellular growth and reproduction
nucleus
organelle that produces ribosomes
nucleolus
Which scientist studied plants under a microscope and concluded all plants are made of cells
Matthias Schleiden
degree to which two separate structures that are close together can be distinguished is
Resolution
Write the 3 statements of cell theory
1)Cells are the basic unit of life. 2)All living things are made of cell. 3)All cells come from preexisting living cells.
organelle that functions as waste removal for cells
lysosomes
organelle that is used for storage
vacuole
Which Scientist witnessed cells reproducing and determined cells come from preexisting living cells
Rudolf Virchow
What is the magnification of the 1) Ocular lens 2) Low Power Objective 3) Medium Power Objective 4) High Power Objective
Ocular- 10x, LPO- 4x, MPO- 10x, HPO- 40x
What are the levels of biological organization in order from simplest o most complex
cell, tissue, organ, organ system
The jelly-like material inside the cell that holds the organelles of the cell
cytoplasm
organelle made of flat curved sacs used for storing and packaging
Golgi body
Which Scientist discovered unicellular organisms using the microscopes he created
Anton Van Leewenhoek
What is the total magnification of the three objective lens
Total Mag LPO- 40x, Total Mag MPO- 100x, Total Mag HPO- 400x
What does the nuclear envelope do?
it surround the nucleus and controls what enters/ exits the nucleus
organelle that transports substances EX:proteins
rough endoplasmic reticulum
organelle that produces lipids and hormones for the cell, and also processes toxins
smooth endoplasmic reticulum