Podcast
Questions and Answers
What is a defining characteristic of eukaryotes?
What is a defining characteristic of eukaryotes?
- Proteins for O2 metabolism
- Presence of a nucleus (correct)
- Smaller ribosomes (70S)
- Lack of internal membranes
Which cellular component is unique to plant cells and absent in animal cells?
Which cellular component is unique to plant cells and absent in animal cells?
- Chloroplasts (correct)
- Mitochondria
- Tiny ribosomes
- Big ribosomes
What is the main difference between prokaryotic and eukaryotic ribosomes?
What is the main difference between prokaryotic and eukaryotic ribosomes?
- Size - prokaryotes have bigger ribosomes (correct)
- Shape - eukaryotic ribosomes are more rounded
- Presence of proteins - only eukaryotes have ribosomal proteins
- Location - prokaryotic ribosomes are in the cytoplasm
What does endosymbiosis demonstrate about the origins of chloroplasts and mitochondria?
What does endosymbiosis demonstrate about the origins of chloroplasts and mitochondria?
What evidence supports the idea that chloroplasts and mitochondria evolved from bacteria?
What evidence supports the idea that chloroplasts and mitochondria evolved from bacteria?
Which statement accurately distinguishes between aerobic and photosynthetic bacteria?
Which statement accurately distinguishes between aerobic and photosynthetic bacteria?
What key characteristic helps distinguish prokaryotes from eukaryotes?
What key characteristic helps distinguish prokaryotes from eukaryotes?
Which organelle is the result of endosymbiosis according to the text?
Which organelle is the result of endosymbiosis according to the text?
What evidence supports the evolutionary relationship between chloroplasts and bacteria?
What evidence supports the evolutionary relationship between chloroplasts and bacteria?
What distinguishes aerobic bacteria from photosynthetic bacteria based on the information provided?
What distinguishes aerobic bacteria from photosynthetic bacteria based on the information provided?
Which type of cell contains both mitochondria and chloroplasts according to the text?
Which type of cell contains both mitochondria and chloroplasts according to the text?
What is a distinguishing feature of eukaryotic ribosomes compared to prokaryotic ribosomes?
What is a distinguishing feature of eukaryotic ribosomes compared to prokaryotic ribosomes?
