Unit 1

Front

Who is credited with first observing and naming cells?

Back

Robert Hooke

Front

What is Antonie van Leeuwenhoek best known for?

Back

Observing microorganisms using a microscope

Front

Which statement is NOT a tenet of cell theory?

Back

Cells can arise spontaneously under certain conditions

Front

The first scientist to describe cells as "structural units of life" was:

Back

Theodor Schwann

Front

Who proposed the first two tenets of the cell theory?

Back

Theodor Schwann

Front

What is the third tenet of the cell theory, added by Rudolf Virchow?

Back

All cells arise from preexisting cells

Front

Which technique allows scientists to monitor gene expression in living cells?

Back

GFP fluorescence

Front

What is one major advantage of expressing the human antithrombin gene in goat milk?

Back

It can produce large quantities of a blood-clotting prevention protein