Question

ble responsible for packaging proteins is the _________ smooth er golgi apparatus rough er ribosomes on 31 (1 point) host of scientists made contributions to cell theory. which scientist used a light microscope to observe cells in a slice of cork? a anton van leeuwenhoek b theodor schwann c robert hooke d matthias schleiden

Explanation:

Question 21 (1 point)

A set of scientists made contributions to cell theory. Which scientist used a light microscope to observe cells in a slice of cork?

Options:

a. Anton van Leeuwenhoek
b. Theodor Schwann
c. Robert Hooke
d. Matthias Schleiden

To answer this, we recall the contributions of each scientist to cell theory:

• Anton van Leeuwenhoek observed living cells (e.g., bacteria, protozoa) but not cork cells.
• Theodor Schwann proposed that animals are made of cells.
• Robert Hooke used a light microscope to examine cork slices, coined the term "cell" after seeing box - like structures.
• Matthias Schleiden proposed that plants are made of cells.

Answer:

c. Robert Hooke