The correct answer is Option D
Reason - Since the two species live in the separate geographical area i.e different ponds they will evolve different traits and characteristics due to geographical diversity Thus any kind of isolation produced with in a species due to change in their spatial entity is called geographic isolation.
Answer:
The phenomenon of unequal separation in meiosis is called nondisjunction. If nondisjunction causes a missing chromosome in a haploid gamete, the diploid zygote it forms with another gamete willcontain only one copy of that chromosome from the other parent, a condition known as monosomy.
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Answer:B. Protista eggs and sperm
Explanation: helminths are parasitic worms that inhabits the intestinal tract of humans; they live within the host and have attachment organs which enable them to reside within their host; examples include: roundworms (Nematodes), tapeworms ( Cestodes) and flukes( Trematodes)
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