Newsela Article: History of the cell: "Discovering the cell"

What are all living beings on Earth comprised of?

• Atoms

• Cells

• Molecules

• Particles

Who improved the design of the compound microscope in 1665?

• Mattias Schleiden

• Theodore Schwann

• Robert Hooke

• Antonie van Leeuwenhoek

What did Robert Hooke call the tiny pores he observed in cork?

• Pockets

• Bubbles

• Holes

• Cells

Who was the first to observe and describe spermatozoa?

• Theodore Schwann

• Robert Hooke

• Rudolf Virchow

• Antonie van Leeuwenhoek

What did scientists in the 19th century begin to closely examine in both animal and plant tissues?

• Globules

• Cell walls

• Cells

• Cell theory

Who stated that all cells are generated by existing cells?

• Rudolf Virchow

• Walter Sutton

• Francis Crick

• James Watson

What did Walter Sutton and Theodor Boveri identify as the hub for heredity?

• Nucleus

• Cell membrane

• Chromosome

• DNA

In what year did James Thomson isolate human embryonic stem cells?

• 2000

• 1998

• 1985

• 1980

What are induced pluripotent stem cells reprogrammed from?

• Embryonic cells

• Adult tissues

• Blood cells

• Bone marrow

What is the main focus of personalized medicine as mentioned in the text?

• To replace all medical treatments with stem cell therapies

• To genetically modify humans for disease resistance

• To create a universal cure for all diseases

• To grow stem cells from our own cells for disease understanding