Choose the incorrect statement concerning centrioles.
a) oriented at right angles to each other
b) found in both prokaryotes and eukaryotes
c) they are located in the centrosome of animal cells
d) they separate during mitosis to determine plane of division

Which of the following is an example of this type of co-evolution

Arrange the following in the correct sequence, from earliest to most recent, in which these plant traits originated. 1. sporophyte dominance, gametophyte independence 2. sporophyte dominance, gametophyte dependence 3. gametophyte dominance, sporophyte dependence a) 1 → 2 → 3 b) 2 → 3 → 1 c) 2 → 1 → 3 d) 3 → 2 → 1 e) 3 → 1 → 2

In which state was more than 100 billion tons of coal mined in 2005?