Cells

All cells come from___________ cells.

• pregnant
• pre-existing
• paternal
• pin size

______________ are the basic unit of life.

• DNA
• RNA
• Cells
• Takis

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Which of the following scientists concluded that all animals are made of cells?

• Rudolf Virchow
• Matthais Schleiden
• Robert Hooke
• Theodor Schwann

Tags

NGSS.MS-LS1-1

Which of the following scientists was the first to observe a living cell?

• Anton van Leuwenhoek
• Matthais Schleiden
• Robert Hooke
• Theodor Schwann

Who looked at cork and named the cell?

• Robert Hooke
• Van Leeuwenhoek
• Robert Brown
• Francesco Redi

Which scientist coined the term "cell"?

• Schleiden

• Schwann

• Hooke

• Van Leuwenhoek

A cell without a true nucleus

• Prokaryotic

• Eukaryotic

A cell that has a true nucleus

• Prokaryotic

• Eukaryotic

There are three parts to the cell theory. Which is NOT one of those parts?

• All organisms are composed of one or more cells.
• The cell is the basic unit of structure and organization in organisms.
• Cells spontaneously arise from carbon and nutrients carried in the bloodstream.
• All cells come from pre-existing cells.

Tags

NGSS.MS-LS1-1

Which do BOTH prokaryotes and eukaryotes contain?

• nucleus

• mitochondria

• ribosomes

• cell wall