Question

1. what are the three most common shapes of bacteria? select all that apply. bacilli spiral cocci elliptical

Explanation:

Bacteria are classified based on their shapes. Bacilli are rod - shaped bacteria, cocci are spherical bacteria, and spiral bacteria have a helical or spiral shape. These are among the most common and well - known bacterial shapes. Elliptical is not one of the three most common shapes of bacteria.

Answer:

bacilli, spiral, cocci