Answer:
The Laura tried to grow micro-organisms in culture broth medium in Petri-plates but the microbial growth was not observed even on the fourth day of culture which could be due to:
1. Laura could have not provided the correct broth medium maintaining the with pH and salt concentrations.
2. Microorganisms did not get optimal growth conditions.
3. The bacterial source could have died after the collection which could have lysed after their death and thus no longer visible.
The correct answer should be True!
B. Resistance is the tendency for materials to oppose the flow of electric charges.
Dominant. Lowercase would be recessive.
2 kjdnkjanbbbbbbbbbbbbbbbbbbbExplanation:
