Answer:
21 minutes or 0.35 hours
Explanation:
The formula for exponential population growth is

where
initial population of E.coli i.e 100
k is the rate of population growth i.e 2 as the population doubles
t is the time period i.e 20 minutes
Substituting the given values in above equation, we get -

Generation time
minutes
or 0.35 hours
<span>Biomes are defined as the world's major communities, classified according to the predominant vegetation and characterized by adaptations of organisms to that particular environment.</span>
Answer:
Option B. a health problem due to the concentration of hydrogen ions (H+) being 10X higher than normal in your body is correct answer.
Explanation:
When lungs are not able to remove carbon dioxide produced by blood it results in decrease in pH of blood (blood become more acidic). This condition is called respiratory acidosis. However, body has the ability to balance ionic concentration. (See attached image for more explanation)
Answer:
100 units
Explanation:
The mother cell contains 200 units of DNA. During cell division, this amount is split between the daughter cells produced and each daughter cell will receive half of the amount of DNA present in the parent cell.
Since mitotic cell division process gives rise to 2 daughter cells, each daughter cell will receive 100 units of DNA.
Answer:
the cell will swell
Explanation:
the cell will swell as the concentration of solute is more in the cell than its solvent thus water will move inside the cell leading the cell to swell.