A general formula called the hard-Weinberg equation is used for calculating the frequencies of alleles and genotypes in populations at
Question # 2
In Griffith experiment mice developed pneumonia when they were injected with:
Question # 3
Flagella may have arisen through the ingestion of prokaryotes similar to spiral shaped bacteria called.
Question # 4
Which one of the fllowing acts as a stop codon?
Question # 5
A chromosome with unequal length of its arm is called:
Question # 6
The change of frequency of alleles at locus that occur by chance is called.
Question # 7
In man the vestigial organs are
Question # 8
Biogeography is the geographical distribution of.
Question # 9
The idea of endosymbiont was purposed by.
Question # 10
Archaebacteria tolerate temperatures up to
Question # 11
In Meselson ansd stahl experiment, the DNA from sample at 20 minutes, after centrifugatioon it made sediments at the :
Question # 12
Tubes that connect the middle ear with the throat in humans are called.
Question # 13
In eukaryotic mRNA molecule there are 90 nucleotide involved in translation process. What is the number of amino acid in the protein formed by this mRNA molecules?
Question # 14
Jean Baptiste Lamarck published his theory of evolution in
Question # 15
In Pakistan among the animals declared extinct is
Question # 16
The most threatened areas on the earth have been reduced to 44% of their original extent are
Question # 17
An essay on the principle of population was published by
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