In RNA silencing, si RNAs and mi RNAs usually bind to which part of the mRNA
molecule that they control?

DNA binding regulatory proteins are grouped into distinct classes based on the
motif found within the binding domains. In the following group which are
common bacterial regulatory proteins?

In a group of students, about 36% could roll their tongues, a trait determined by a
dominant gene (R). The other 64% of the students were nonrollers (r) . The
population is in Hardy-Wienberg equilibrium. What is the frequency of the gene R
and its recessive allele r?

Which of the following changes is a transition base substitution ?

A genetically engineered squash called Freedom II carries genes from?

Which gene is inserted to the target gene to create knockout mice?

In the following common bioinformatic data bases, which contains protein
sequence data?

Genes found in different species that evolved from same gene in a common
ancestor is called ?

Which lichen is known as “Reindeer moss ?”

Proflavin and acridine oranges are chemicals that cause mutations because ?

A codon that specifies aminoacid Tryptophan undergoes a single base substitution
that yields a nonsense codon. What is the mutated codon ?

The retrovirus genome is ?

A recombinant cross is performed between two organisms producing a total of
400 offspring. There were two distinct types of recombinants, with 36 of the first
type and 58 of the second type present. The recombination frequency of the gene
is ?

What are known as “safe havens” during insertion of transposable elements ?

Total length of life cycle in yeast ?