The only effective methods to prevent oxygen toxicity are to limit the pO2, the time of exposure, and to give air breaks during oxygen breathing
The answer would be d. the population has increased and so has the demand for energy sources
For the
problem presented, the answer that would justify this statement is Apo-repressor
can only bind to the operator site of trp operon when a tryptophan molecule,
which is a co-repressor, binds to it. The correct answer between
all the choices given is the first choice or letter A. I am hoping that this
answer has satisfied your query about this specific question.
Answer:
Bilateral symmetry
Explanation:
the property of being divisible into symmetrical halves on either side of a unique plane. I am pretty sure itis this one, hope i helped you!
A membrane bound nucleus (or just a nucleus in general)
