Select all the reasons for checking glassware for cracks or chips prior to use. chips or cracks will make your experiment take longer. you could cut yourself on glassware that has a chip. chips or cracks can make the glassware more likely to break during use. chips or cracks will change the outcome of the experiment.

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.

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.

What might explain the real-world results, show in the graph to the right, for one class of twenty students? check all that apply.