Worksheet 6 cell introduction

BIO:111 Introductory Biology Worksheet #6 – Cell introduction

Name:_______________________________________________________

List the 3 key aspects to the cell theory: 1)

2) 3)

Make a timeline of the important discoveries that led to the cell theory (use wacky cell history video) 1) List the contribution of each scientist listed below: a. Hooke b. Janssen

c. Van Leeuwenhoek

d. Pasteur

e. Schleiden f. Schwaan g. Virchow

2) Label the timeline below with the name of each scientist at the appropriate times of their contributions.

1600

Peters – Introductory Biology

1700

1800

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BIO:111 Introductory Biology Worksheet #6 – Cell introduction

How are viruses, prokaryotes and eukaryotes the same or different?

1. Match the organism with the type and shape of its genetic material: i. Single circle of DNA double helix

a. viruses

ii. Long strands of DNA double helix

b. prokaryotes

iii. Either DNA double helix or RNA single strands

c. eukaryotes

2. Indicate for each of the following characteristics if they would describe a prokaryotic cell, a eukaryotic cell, or both: a. Size of 10–1 µm or smaller b. Size between 10–100µm c. Genetic information is DNA d. Presence of a nucleus e. Presence of membrane bound organelles. f. Bacteria for example g. Yeast for example h. Presence of an outer phospholipid plasma membrane i. Presence of an outer cell wall j. Ability to perform photosynthesis k. Presence of a cytoplasm l. Usually needs oxygen for metabolism m. May not need oxygen for metabolism n. Often multicellular o. Usually single-celled

Peters – Introductory Biology

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BIO:111 Introductory Biology Worksheet #6 – Cell introduction

3. Organize the following in size from largest to smallest: i. 10 cm ii. 10 mm iii. 1000 mm iv. 100 µm v. 1000 µm vi. 10 nm

4. Organize the following in size from largest to smallest: i. 0.1 mm human cell ii. 10µm fungal spore iii. 1 µm bacterial cell iv. 150 nm virus v. 10 nm DNA strand

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Take Two and Call Me in the Morning: A Case Study in Cell Structure an…Study Collection - National Center for Case Study Teaching in Science

Peters – Introductory Biology

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