Which of the following have thickest walls?
Which of the following have thickest walls?
A. Arteries
B. Veins
C. Capillaries
D. None of these
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Antheridia and archegonia are born on ______________ in bryophytes.
Antheridia and archegonia are born on ______________ in bryophytes.
A. Sporophyte
B. Gametophyte
C. Both of these
D. None of theseTjio and Levan’s contribution is very significant because they __________ ?
Tjio and Levan’s contribution is very significant because they __________ ?A. Identified barr bodies
B. Detected sex linkage
C. Pointed out mutational changes
D. Gave the number of human chromosomesCuticular transpiration is _________ of total transpiration?
Cuticular transpiration is _________ of total transpiration?
A. 6-8%
B. 5-7%
C. 7-9%
D. 4-6%Joints present in skull are example of_______________?
Joints present in skull are example of_______________?
A. Fibrous joints
B. Cartilaginous joints
C. Synovial Joints
D. Slightly moveable jointsOxygen contents per liter of air is____________?
Oxygen contents per liter of air is____________?
A. 10 ml
B. 100 ml
C. 200 ml
D. 100mlThe name Bacteriophage was coined by____________?
The name Bacteriophage was coined by____________?
A. Charles Chamberland
B. Ivanowski
C. Twort
D. D Herelle