⟩ What is the response type and activity shown by effector molecule cytotoxic T cells?
Cell mediated immune response.
Activity: Kills virus infected self-cells.
Cell mediated immune response.
Activity: Kills virus infected self-cells.
What are the main cytoplasmic structures present in animal cells?
What are the main respective constituents of cell walls in bacteria, protists, fungi and plants?
Which type of cell came first in evolution the eukaryotic cell or the prokaryotic cell?
In 1665 Robert Hooke, an English scientist, published his book Micrographia, in which he described that pieces of cork viewed under the microscope present small cavities similar to pores and filled with air. Based on later knowledge of what were the walls of those cavities constituted? What is the historical importance of that observation?
Are there living beings without cell?
Do membranes form only the outer wrapping of cells?
What are the three main parts of a eukaryotic cell?
What are the two big groups into which cells are classified?
Concerning the presence of nucleus what is the difference between animal and bacterial cells?
What is the cell theory?