Answer:
true
Explanation:
this is true, as many things that we accpet as truth are technically only theories. theories with many examples of them being true, but only theories nonetheless. for example, cell theory in biology is accepted as truth despite it being technically possible, allbeit extremely highly unlikely at this point, that we are wrong in some way about one or all of the facets of cell theory
Answer:
When the test culture was removed from the incubator and there was gas bubble in it.The gas bubble produced from the test tube is nitrogen. But if the addition of the zinc and other reagent in the culture and there is no response.
It suggest that the nitrates is being used by the bacteria. The bacteria inside can be aerobic and facultative anaerobic.
They can be gram negative microorganism and yes the occurrence states that the test was successful if the test was about facultative anaerobic and aerobic.
Answer:
ring
Explanation:
ri
The sphincter is a ring of muscle surrounding and serving to guard or close an opening or tube
Answer:
F
Explanation:
Some plants follow C3 pathway while some follow C4 pathway
Answer:
D
Explanation:
The different species benefit from each other and reflect positive signs.
Hope the answer is correct!