Part 1.
Answer:
The correct answer is option D which is protection.
Step-by-step explanation:
- The structure shown by red arrows is the outer membrane of the cell.
- Its function is to protect the cell from the outer environment by controlling the transport of materials in to and out to the cell.
- While for movement, there are pili or cilia, which are also used for food capture and DNA transfer.
- Pili are outward projections from outer membrane.
Part 2.
Answer:
The correct option is D which is spirilla shape.
Step-by-step explanation:
- In the picture, there is long wire like cell which is present in a zig-zag like a snake.
- This shape in microbiology is termed as spirilla shape.
- While cocci are round, filamentous is a colony of cells/bacteria in line and rod shape means rod-like.
- Hence, in the picture there is a spiral shape cell or bacteria.