In Griffin’s experiment of transformation, when a heat-killed, non-pathogenic strain of bacteria is mixed with a live, pathogenic strain and injected this into a mouse, resulted in killing of the mouse.
What arguments support the classification of Archaea and Bac…
What arguments support the classification of Archaea and Bacteria together?
The ribosomal RNA studies that led to the division of prokar…
The ribosomal RNA studies that led to the division of prokaryotic organisms into the Bacteria and the Archaea were begun by ________.
Which of the following microscopes allows the best view of b…
Which of the following microscopes allows the best view of bacterial flagella during motility?
What would the results of the swan-neck flask experiment loo…
What would the results of the swan-neck flask experiment looks like if it supported the theory of spontaneous generation?
Which of the following is found in the cell wall of a Gram-p…
Which of the following is found in the cell wall of a Gram-positive bacterium but NOT in that of a Gram-negative bacterium?
Bacterial flagella undergo ________ motion and are driven by…
Bacterial flagella undergo ________ motion and are driven by ________.
What is the structure in prokaryotes that performs the same…
What is the structure in prokaryotes that performs the same function as mitochondria in eukaryotes?
Which of the following phenomena is vital for a lens to magn…
Which of the following phenomena is vital for a lens to magnify an image?
Which of the following is a key tool used in cell fractionat…
Which of the following is a key tool used in cell fractionation?