Sperms of liverworts, mosses, ferns move towards archegonia, in response to uncleic acid released by the ovum. This is an example of ____________?

Related Mcqs:

Normal resting membrane potential of a neuron is_____________?

A. – 50 mv B. – 60 mv C. – 70 mv D. – 80 mv...

NADPH2 provides___________?

A. assimilatory power B. chemical energy C. energized electrons D. All of these...

Which of the follwing is a childhood disease resulting from nutritive Ca2+ deficiency?

A. Hypocalcaemia Tatanic spasms. B. Osteomalacis. C. Rickets. D. Tetany...

The site/s where most of the uptake of water and minerals take place is/are__________?

A. Root hairs B. Root cells C. Underground stem D. All of these...

Addition of salts and other solutes from other cells into xylem sap, __________ the water potential of the xylem sap

A. Increases. B. Lowers. C. Doesn’t effect. D. Maintains....