I think the best answer would be A. since the number of prairie dogs decreased from the picture on the left to the picture on the right. Hope this helped :p
metals (left side of periodic table) become positive ions so calcium would be the answer
P: DdCc x DdCc
g: DC Dc dC dc DC Dc dC dc
1.)
DC Dc dC dc
DC DDCC DDCc DdCC DdCc
Dc DDCc DDcc DdCc Ddcc
dC DdCC DdCc ddCC ddCc
dc DdCc Ddcc ddCc ddcc
2.)
G= 1:2:2:1:1:4:2:2:1
3.)
F= 9:3:3:1
Answer:
B)Cyclins regulate the timing of cell cycle
I think it would be Ionic Solution