The presence of hopanoids in some prokaryotic plasma membranes primarily contributes to:
Protein synthesis
Nutrient transport
Membrane stability
Photosynthesis
Related Questions
The plasmid DNA confers certain unique characters to bacteria in which they are found. This include
I. resistance to antibiotics
II. no resistance to antibiotics
III. monitor bacterial transformation with foreign DNA
The correct option is
I and II only
I and III only
II and III only
I, II and III
Which structure helps some prokaryotes move?
Cilia
Flagella
Pseudopodia
Vacuoles
Which of these is responsible for protein synthesis in prokaryotes?
Mitochondria
Ribosomes
Endoplasmic reticulum
Golgi apparatus
What is a genophore?
The chromosome of a eukaryote.
The chromosome of a prokaryote.
A plasmid found in bacteria.
A protein that protects bacterial DNA.
Glycocalyx (mucilage sheath) of a bacterial cell may occur in the form of a loose sheath called …A… or it may be thick and tough called …B… Choose the correct pair from the given option
Slime layer, Capsule
Capsule, Slime layer
Cell wall, Plasma membrane
Tonoplast, Leucoplast
The type of ribosomes found in prokaryotes is
70S type
80S type
30S type
50S type
Prokaryotic cells typically reproduce by:
Mitosis
Meiosis
Binary fission
Fragmentation
Which one of the following remains absent in prokaryotes?
Nuclear membrane
Ribosome
Cell wall
Plasma membrane
Ribosomes are found in
Cytoplasm and nucleus
Golgi complex and nucleus
Mitochondria and bacterial cell
Endoplasmic reticulum and Golgi complex
Which of the following is NOT a characteristic of a prokaryotic cell?
Presence of a cell wall
Presence of ribosomes
Presence of membrane-bound organelles
Presence of a nucleoid region
