The solution inside a plant cell is approximately a 1% saline solution. in a 25% nacl solution, the cytoplasm of a plant cell will a) remain the same. b) swell and burst from the cell membrane. c) shrink and draw away from the cell wall. d) enlarge and cause expansion of the cell wall.

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

As scientists have investigated evolution from a variety of fields, they have found that some of darwin's orginal ideas were inaccurate or incomplete. t explanation provided by evolution was updated each time to reflect the new information they found. what does this suggest about the theory of evolution? it has become a stronger and clearer theory as new information is collected.

What are potential sources of error in marta’s experiment