Black lung disease was a common illness among coal miners in the 1950s, but it is almost unheard of in miners today. a. true b. false

What does resonance result in? quieter sounds frequency amplitude louder sounds

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?

Below, the levels of organization in a multicellular organism are shown from least to most complex. which level of organization can be described as several different types of tissues working together to perform a common task?