Presence of a series of 3 G-C pairs in the anticodon arm of initiator fmet tRNA is essential for

TLS Online TPP Program

#Question id: 12232

#Unit 10. Ecological Principles

White-breasted nuthatches and Downy woodpeckers both eat insects that hide in the furrows of bark in hardwood trees. The Downy woodpecker searches for insects by hunting from the bottom of the tree trunk to the top, while the White-breasted nuthatch searches from the top of the trunk down. These hunting behaviours best illustrate which of the following ecological concepts?

TLS Online TPP Program

#Question id: 2264

#Unit 2. Cellular Organization

Plants differ from animals in that plants have

TLS Online TPP Program

#Question id: 418

#Unit 1. Molecules and their Interaction Relevant to Biology

Biological oxidation-reduction reactions always involve:

TLS Online TPP Program

#Question id: 3867

#Unit 3. Fundamental Processes

RNA polymerase from E. coli (core enzyme alone) has all of the following properties except that it:

TLS Online TPP Program

#Question id: 10380

#Unit 6. System Physiology – Plant

Two separate processes, the first involves a signaling pathway that facilitates the infection process itself and  the second involves the activation of a set of genes that regulate the formation of root nodules. Which of the following receptor is thought to participate in both processes?