Draw a flowchart that explains how Tom's nervous system controls his actions. As part of the flowchart, write one or two sentences describing how the nervous system is involved in each of these steps: 1. Tom steps into the haunted house.
2. Tom feel his heart pumping and his breathing speed up.
3. Tom jumps when he sees the costumed character.
4. Tom runs out of the haunted house

List two limitations of natural selection

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

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?