Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.
You may have heard that bacteria can be good or bad. But what if some bacteria can be both? Let’s find out more about bacteria that are sometimes mischievous.
Large cities are often hotter than their rural surroundings, so what does that mean for city animals? At least for ants, it looks like these city dwellers may be better prepared to take the heat.
Instead of giving birth to a child, bacteria divide in half when they grow old, creating two new bacteria cells. But bacteria become damaged as they age just like humans do, so where does all this damage go?