Answer:
2a.cell and their components
2bcells ....living
2c pre existing cells
3the structural and functional unit of life
4true nucleus .....organells
5 true nucleus ......membrane
Answer:
Dry mount
Explanation:
so you can examine the soil better and with a wet mount the soil gets all muddy and clumpy
12 hours day and 12 hours night
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Answer:The extent of variety in the genetic information in the population of offspring.
Explanation:C is correct
Antibiotic used include kenamycin, ampicillin and tetracycline. This is useful to determine if and which bacteria took up the plasmid as they were supposed to during the process of recombination. Host bacteria are normally killed by these antibiotics. If the recombinant plasmids were taken up by the bacteria, plasmid may have contained a DNA gene for resisting the effects of one or more antibiotics. Host bacteria are placed in a growth medium containing an antibiotic to which they have a resistant gene in their recombinant plasmid DNA survivor. If they havent taken the plasmid they die.
