1. Fill in the blanks (a) A place where animals are protected in their natural habitat i
called
(b) Species found only in a particular area is known as
c) Migratory birds fly to far away places because of
changes​

a)Wildlife sanctuary is the place where wild animals are protected in their natural habitat.

b) Species found only in a particular area are known as endemic species.

c)Migratory birds fly to far away places because of climatic changes. Bird migration is the regular seasonal movement, often north and south along a flyway for breeding, food availability, habitat and weather.

a.Wildlife sanctuary

b.endemic species

c. Climatic changes

Explanation:

Hope this helps!

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."

cell regulation is conducted by special proteins.