A confounding variable refers to an external effect, which modifies the influence of an independent and dependent variable. This extraneous effect is used to affect the outcome of an experimental design. The confounding variables can ruin the experiment and can generate unnecessary outcomes.
In the given case, confounding variables can be introduced by testing multiple hypotheses at a time and by using distinct kinds of soil in each of the samples.
NADH FADH2 and finally Oxygen which is not technically used in transfer, but it is the last electron acceptor at the electron transport chain.<span />
I couldn’t see the options to choose from but that sounds like natural selection.
Answer:
Soybeans are considered a whole source of protein.
Explanation:
This means that they provide the body with all the essential amino acids it needs.
B,
predators can help limit prey populations? i’m not sure on that one.
parasites don’t want to kill their host because it relies on its host’s body and body functions. such as a tick on a dog.
i really hope this helps a little