Which of the following is the si unit used to measure mass?
a.
kilogram
b.
liter
c.
meter
d.
kelvin

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

Sexual reproduction in the parent cell will result in offspring with a) identical genetic information. b) half the genetic information. c) double the genetic information. d) four times the genetic information.

Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration