Some behaviors such as mating and caring for young are genetically determined in certain species of birds. The presence of these behaviors is
most likely due to the fact that

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis.b. the primary role of microbes on the planet involves causing disease in animals and humans.c. microbes produce vitamins in the intestines.d. microbes play a role in breaking down waste and decomposing dead organisms.

Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences