According to jackie, according to jackie, the green light illuminates her before the red light because she is traveling toward the green light

bacteria – a word that often brings out a sense of uneasiness in most of us are, in fact, one of the earliest forms of life. it can be quite unnerving to know that there are bacteria all over your skin, hair, and even inside the body. but only a few species of bacteria are dangerous. the majority of bacteria are good, and without them, life on earth wouldn’t be possible. let’s learn more about how are bacteria essential for you to survive.

the branch of biology that deals with the normal functions of living organisms and their parts.

the way in which a living organism or bodily part functions.