Answer:
The correct answer is - 3 hours 15 minutes.
Explanation:
Given:
Speed = 768 km/h
distance = 2496
Solution:
Converting speed in km/minutes:
768/60 = 12.8
Now by the formula,
Time = distance/speed
time = 2496/12.8
=195 minutes
converting in hour = 195/60
= 3 hour 15 minutes.
Answer:
Answer: The selective pressures(predators) in the environment acted more on the white moths than the black moths.Therefore there was a directional selection towards the black moths compare to the whites;with a shift in alleles frequency towards the black phenotype.
Conclusion: Black moths were naturally selected compare to the whites;as evident from 52 to 14 numbers recaptured
Explanation:
It can attacks a cell because germs spread fast throught the body and that is why you need medication to help you when you are sick so it does not get worse so if you have a virus you need medication so it does not harm you even more.
Answer:
In biology, cell theory is the historic scientific theory, now universally accepted, that living organisms are made up of cells, that they are the basic structural/organizational unit of all organisms, and that all cells come from pre-existing cells
<span>Population sizes decrease at higher trophic levels.
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