Carbon dioxide is formed when two oxygen atoms chemically combine with a carbon atom. which term best describes carbon dioxide?

How does the color of light affect the germination time (amount time a plant takes to develop) of a radish seed?

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

If a young male's body is just beginning the process of producing sperm, when is it likely that he would ejaculate mature, viable sperm"