A well designed experiment does not contain the following. random assignment to study groups non-random assignment to study groups manipulate the independent variable

What if the yeast were extremely active and produced more than 100ml gas. would you know? why/why not

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos

What did you notice about the onion root tip cells that you saw at 40x power?