the atmospere would drift off into space
none needed
Phylum Bacteria are the major lineages(Known as Phyla or Divisions) of the domain bacteria.
Answer:
Abiotic: environment, water, temperature, space, wind (sniffing food),
Biotic: living food (plants, animals)
Explanation:
Abiotic is non living factors that happen on their own in the animals environment. Biotic factors are things that are living in the environment.
A controlled variable is not changed throughout an experiment. It is there so that the other variables being tested on can be better understood.
Where the optic nerve exits the back of the eye