Answer:
The correct answer is D.
Explanation:
A confounding variable is a variable that you didn’t account for. It is when an experimenter cannot tell the difference between the effects of different factors on a variable. This method is used to influence the outcome of experimental design.
Answer:
Explanation:
Based on the record that the male attacks the red object, the conclusion that can be made is that they recognize when the other sticklebacks are female or male thanks to their red belly and when they have to attack the other to the death, this is part of the natural selection where animals compete to simply reproduce with the female.
The air is a major part of it and it blows it around
Answer: Animaliaanimals
All animals are members of the Kingdom Animalia, also called Metazoa. This Kingdom does not contain prokaryotes (Kingdom Monera, includes bacteria, blue-green algae) or protists (Kingdom Protista, includes unicellular eukaryotic organisms).