Practice Questions

TLS Online TPP Program

#Question id: 14901

cell walls are essential and are important features of plant cells that perform a number of essential functions. Which of the following are not the characteristics of a cell wall?

#Unit 6. System Physiology – Plant

Cells are glued together by their walls, preventing cell sliding, slippage, and motility
The cell wall acts as a cellular “exoskeleton” that controls cell shape and allows high turgor pressures to develop
cell wall acts as a diffusion barrier that exceeds the size and kinds of molecules that can reach the plasma membrane, both through sieving effects and through ionic and covalent interactions
sensory proteins are partly anchored in the cell wall and form a bridge to the plasma membrane

More Questions

TLS Online TPP Program

#Question id: 758

#Unit 1. Molecules and their Interaction Relevant to Biology

Both miRNAs and one strand of siRNAs are bound by proteins to form a ribonucleoprotein complex called:

TLS Online TPP Program

#Question id: 11700

#Unit 7. System Physiology – Animal

As menstruation ends estrogen levels in the blood rise rapidly. What is the source of the estrogen?

TLS Online TPP Program

#Question id: 10781

#Unit 6. System Physiology – Plant

phytoecdysones, first isolated from___

TLS Online TPP Program

#Question id: 10741

#Unit 10. Ecological Principles

My backyard borders a forest; when my backyard is well-maintained, where it and the forest meet is a(n)

TLS Online TPP Program

#Question id: 11523

#Unit 2. Cellular Organization

In the given figure, which of the following complex represents high energy intermediate?