Tryptophan synthesis can be controlled by a process called attenuation in which the levels of tryptophan in the cell control translation by

#Question id: 10417

#Unit 6. System Physiology – Plant

Red and far-red lights are perceived by plants through various photoreceptors including phytochromes. What is the effect of red light in a variety of higher and lower plants?

a) It promotes germination and growth

b) It promotes de-etiolation

c) promotes internode elongation and flowering

d) It promotes the production of anthocyanin

e) Inhibits orientation of chloroplasts to directional dim light

Which of the following statements of effect of red light is incorrect?

#Question id: 18389

#Unit 12. Applied Biology

#Question id: 10907

#Unit 6. System Physiology – Plant

The mechanism of phloem translocation in angiosperms is best explained by the pressure-flow model, this model is an example of,

#Question id: 335

#Unit 1. Molecules and their Interaction Relevant to Biology

Suppose the major solutes in intact lysosomes are KCl (~0.1 M) and NaCl (~0.03 M). When isolating lysosomes, what concentration of sucrose is required in the extracting solution at room temperature (25 °C) to prevent swelling and lysis?

#Question id: 4464

#Unit 3. Fundamental Processes

Role of Gre factor;