SCIENCE 2ND QUARTER: BASIC CELL TYPES

Question 1

What are the two basic cell types?

Answer 1

1. Prokayotic
2. Eukaryotic

Question 2

What are Prokaryotic cells?

Answer 2

• no nucleus or membrane-bound organelles
• simpler than eukaryotic cells
• most unicellular organisms (bacteria)
• “Prokaryotes”

Question 3

What are Eukaryotic Cells?

Answer 3

• contains nucleus and membrane-bound organelles
• most organisms (humans, animals, plants)

Question 4

What are their similarities?

Answer 4

• both have cell membranes
• both have cytoplasm
• both have ribosomes
• both have DNA

Question 5

What are three harmful microorganisms?

Answer 5

• Mycobacterium tuberculosis (pro)
• Plasmodium falciparum (eu)
• Clostridium tetani (pro)

Question 6

What are three beneficial microorganisms?

Answer 6

• Lactobacillus bulgaricus (pro)
• Saccharomyces cerevisiae (eu)
• Escherichia coli (pro)