In family Enterobacteriaceae, the capsular Antigen is also identified as
A. 'F' antigen
B. 'O' antigen
C. 'H' antigen
D. 'K' antigen
E. 'C' antigen
Ans: D. 'K' antigen
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Which of the following is a clonal animal?
A) sheep B) coral C) mouse D) quail
The disruption of homeostasis can lead to what type of disease that can be life-threatening, but usually occurs and is resolved quickly?
What will be an ideal response?
Surprising new evidence has shown that, in some cases, environment factors can modify chromosomes in such a way that changes the expression of genes without changing themselves or any part of the DNA sequence. These modifications are called epigenetic effects. Epigenetic effects can sometimes even be passed from generation to generation. In what way would this kind of "inheritance" be an exception to Mendel's laws?
A. According to Mendel's laws, the effects of our environment are not passed on to the next generation. B. Since they are scientific laws, Mendel's laws can't be violated even if there is new evidence to the contrary. C. These effects must be caused by mutations. D. Mendel's laws apply only to pea plants, not all sexually reproducing organisms.
Using the values in TABLE ST 2.2; what is the expected genotype frequency for the two loci profile consisting of D8S1179 and D5S818?
A) 0.102 B) 0.000421 C) 0.019 D) 0.001936