Gene x is expressed in the developing brain, heart, and lungs of mice. mutations that selectively affect gene x function in these three tissues map to three different regions (a, b, and c, respectively) 5' of the x-coding region.
a. explain the nature of these mutations.
b. draw a map of the x locus consistent with the preceding information.
c. how would you test the function of the a, b, and c regions?

What is the identity of the planets?

Which is not a characteristic of bacteria? a. they are unicellular. b. they are prokaryotic. c. they are the smallest form of life on earth. d. they are multicellular.

First idea: suddenly, women were leaving their homes to cycle and socialize on country roads and city streets. —wheels of change, sue macy second idea: it was not a stretch for some cyclists to see the possibility of a larger role for women in the world. —wheels of change, sue macy what type of graphic organizer would best represent the connection between these two ideas? 1) a t-chart that separates ideas into two different categories 2) a chronology that shows 3) a sequence of several events a cause-and-effect graphic that shows how one idea led to another 4)a problem-solution graphic that presents a problem and a solution to the problem