"Periodic drought causes an abrupt decrease in vegetation" is the one among the following that <span>is caused by the modification of density–independent factors. The correct option among all the options that are given in the question is the second option or option "B". I hope the answer has helped you.</span>
11. Cytoplasm
14. Cell wall
One daughter cell would be 2n the other would have no chromosomes
The major difference between Charles Darwin and Herbert Spencer’s theory of evolution was based on misapplying Darwin’s biological evolutionary concept by political, economical and social-based concepts.
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Charles Darwin was an important person in history who wrote: “On the Origin of Species”. In this work, he summed up both history and science. He explained that human evolution is based on natural selection (Organisms develop as new species by spontaneous mutations such as reproductions, having offspring, battling for foods with other organisms and avoid being killed.)
Social Darwinists used Darwin’s idea and made their own ideologies. That the biological world got developed socially and economically. Herbert Spencer, one of the Social Darwinism follower coined the term “survival of the fittest”. He expressed that the world only contains two divisions: rich and poor.
The rich were naturally fittest to survive, and the poor were weak and unfit. Also, they believed it was an error if the poor allowed to continue breeding.
A solution that is a 4 on the pH scale is an acid, about the acidity of tomato juice.