Answer:
Ritalin (methylphenidate) and Adderall are used to treat ADHD, and are well known to cause a false positive for amphetamines and methamphetamines.
Social factors affect the overall survival of the bird.The amount of food an offspring get from the bird (in this case the mother), it determines the weight gain of the offspring, as well as the development of different skills and also its survival.
Natural selection is a type of evolution that allows organisms to adapt into the environment they're in for survival.
Amount of rainfall
I’m not sure if this is right but I think it is because all of the rest are major parts of ecosystems, and although rainfall is too, it’s more of a natural source that happens anywhere whereas the rest of the options may determine the ecosystem
Answer:
Thumb print pattern
Explanation:
It is such a big and wide spaced pattern you would almost be certain of a thumb print pattern
