Answer:
Controlled experiments
Explanation:
Controlled experiments are those experiments where all variables are identical but only one is different. The purpose of such experiments is to test a hypothesis by analyzing the change it brings to results due to change of only one variable when everything else is constant. SO we can say that in such experiments, it is the only changing variable which is influencing the results of an experiment because everything else is just same.
Hope it helps!
Pathogens are:
Diseases-causing microorganisms
Can be fatal (just some of them)
Are only bacteria (there are some nonpathogenic bacteria that lives in the large intestines but 90% are just bacteria, viruses and fungus which bring diseases to its host)
They can be treated with antibodies
Answer:
Bear- biotic, rock- abiotic, dead log- abiotic, grass - biotic , sunlight - abiotic
Explanation:
Any living cell, tissue or organism is considered as biotic components of a ecosystem and those that do not posses the characteristics of living organisms are abiotic which includes dead logs once they are dead.
Answer: by pushing the epiphysis away from the diaphysis.