Biology Questions and Answers
South American coast and the Pacific.
During the voyagpassage was the stop ie, whose mn the Galapagosost famous
Islands, Darwin collected data that he
used to write hOrigin of Species” (1859). is masterpiece In this book“The (^)
the principles of the common ancestry
of all living selection asbeings and of natural the force that drives the (^)
diversity of species were described.
Darwin died in 1882.
(The original name of the most famous
book written by Origin of Species bDarwin y Means owas “On thef Natural (^)
Selection”.)
- What is the mechanism
described by Darwin that
eliminates species less
adapted to environmental
conditions?
The mentioned mechanism isnatural selection. the
- How did Darwin reach the
principle of natural selection
from the observation of
differences among individuals
of the same species?
Darwin recognizspecies there were individualsed that in a same with (^)
different characteristics. He also realized
that thdifferent survivalose differences could lead to and reproduction
chances for each individual. Therefore
he discovereenvironment acting upd the importance oon organismsf the and (^)
preserving those having more
advantageous characteristics for
survival anoffspring and so he described more able to generated the basis (^)
of the principle of natural selection.
- How did the industrial
revolution in England offer an
example of natural selection?
One of the classic examples oselection is regarding the moths off natural
industrialthe 19th century zones of England in the end ofand the beginning of
the 20th revolution century. advanced the bark of theAs the industrial (^)
trees that moths landed on became
darker due to the soot released ffactories. The population of light mromoths (^)
then decreased and was substituted by
a population omimicry of the dark mf dark moths since oths in the newthe (^)
environment protected them from
predators,advantage i.e., thin that ney had an adaptiveew environment.
Light moths in their turn suffered the
negative effect of natural selection fbecoming more visible to predators andor (^)
were almost eliminated. In the open
forest far experimentally verifrom factories hofied that light mwever it wasoths (^)
maintained their adaptive advantage
and the dark moths comore easily found by predators.ntinued to be
- What are the fundamental
similarities and differences
between lamarckism and
darwinism?
Both lamarckismevolutionary theories as opposed to and darwinism are
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