Biology, 19.10.2021 15:40 weirdojuwin
when two frog species, rana pipiens and rana sylvatica, mate, the offspring die early in embryonic development. this is an example of .
Answers: 3
Biology, 22.06.2019 07:30, ebzloera
Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.
Answers: 1
Biology, 22.06.2019 13:00, cjstablet04
Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies
Answers: 1
when two frog species, rana pipiens and rana sylvatica, mate, the offspring die early in embryonic d...
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