DAY 3 W2

Open Ended

I am so tiny, but I live in every organism. When I work with my friends, we make big things happen. What am I?

​Think & discuss your answers with your shoulder mate and write them on the sticky notes.

Fill in the Blank

The scientist who first observed cells was ___.

Multiple Select

Which of the following are main components of cell theory?

• All living things are made of cells

• Cells are the basic unit of life

• All cells come from pre-existing cells

• Cells can only be seen with a microscope

Open Ended

What could you see if you used this microscope?

Fill in the Blank

Fill in the blank: A cell is the smallest unit that is capable of performing life functions and has all the characteristics of ___ things.

Multiple Choice

Which vocabulary term refers to organisms whose cells have a nucleus?

• Tissue

• Prokaryotes

• Eukaryotes

• Organ system

Multiple Select

Which of the following are characteristics of a cell according to the introduction slides?

• Cells are the structural unit of life

• Cells are only found in animals

• Cells perform life functions

• Cells are the fundamental unit of all living organisms

Multiple Choice

Who was the first person to observe and describe a live cell?

• Robert Hooke

• Anton Von Leeuwenhoek

• Rudolf Virchow

• Theodore Schwann

Fill in the Blank

The hypothesis that all animals and plants are composed of cells and products of cells was proposed by ___.

Multiple Choice

According to cell theory, all living organisms are composed of:

• organs

• cells

• tissues

• organ systems

Multiple Select

Which scientists contributed to the formulation and modification of the cell theory?

• M.J. Schleiden

• Theodore Schwann

• Rudolf Virchow

• Anton Von Leeuwenhoek

Open Ended

What challenges did early cell discoverers face, and how did they overcome them?

Multiple Choice

Who discovered and named cells while looking at cork?

• Matthias Schleiden

• Captain Hook

• Rudolf Virchow

• Robert Hooke

Multiple Select

Which of the following are basic principles of the Cell Theory?

• All living things are made up of cells

• Cells are the basic units of structure and function in living things

• All cells come from other cells

• Cells are only found in animals

Open Ended

Explain the importance of the cell theory in understanding living organisms.

Multiple Choice

Which of the following is NOT a part of the Cell Theory?

• All living things are made of cells

• Cells are the basic unit of structure & function of living organisms

• All cells form from spontaneous generations

• All cells come from pre-existing cells

Fill in the Blank

Cells are classified into two types: Prokaryotic cells and ___ cells.

Multiple Choice

Based on their functions, which of the following is NOT a possible shape of a cell?

• Disc-like

• Polygonal

• Triangular

• Thread-like

Multiple Choice

Which part of a compound microscope is responsible for magnifying the specimen closest to the sample?

• Ocular lens

• Objective lens

• Condenser

• Projection lens

Open Ended

Which classroom rule do you think is the most important and why?