Pulling upward of water and dissolved minerals towards the leaves through the xylem tissue is called__________?
A. Transpiration pull
B. Root pressure
C. Ascent of sap.
D. All of these
A. 65%
B. 18%
C. 10%
D. 3%
Which is a parasitic plant?
A. cuscuta
B. rose
C. ferns
D. mosses
Malonic acid is an example of____________?
A. Irreversible inhibitor
B. Reversible inhibitor
C. Competitive inhibitor
D. Non-competitive inhibitor
A. Endonuclease
B. Exonuclease
C. S 1 nuclease
D. Deoxyribonuclease
Exonucleases remove nucleotides from the terminal ends (either 5′ or 3′) of DNA of one strand of duplex. Endonucleases make cut at specific position within the DNA. DNA lagases are known as joining or sealing enzymes.
The word Archaeobacteria (a division of bacteria) derived from Greek means___________?
A. True bacteria
B. False bacteria
C. Recent bacteria
D. Ancient bacteria
In condition of high temperature, following does not occur or occurs at low level__________?
A. Vasodilation
B. Activation of sweat glands
C. Thermogenesis
D. Evaporative cooling