In the immune system, which cell is responsible for recongnizing an antigen producing the activating b- cell proteins? a) t- cells b) t- killer cells c) phagocytes d) lymphocytes

Describe how an electric generator works

Apair of fruit flies reproduces and has 1,000 offspring. all 1,000 of the offspring have the alleles gg. what is the most likely combination of alleles for each parent

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?