A. Sinus venosus
B. Right atrium
C. Left atrium
D. Conus arteriosus
Who coined the term CELL?
A. Schwann
B. Schleiden
C. Robert Hook
D. Both a and b
Ozone depletion occurs commonly due to_______________?
A. Carbon dioxide
B. Chlorofluorocarbons
C. UV rays
D. Deforestation
“lubb” sound is produced due to___________________?
A. Opening of inlet valve
B. Closure of inlet valve
C. Opening of outlet valve
D. Closure of outlet valve
In Hardy-Weinberg formula P2 represents frequency of___________?
A. Recessive allele
B. Dominant allele
C. Homozygous dominant individual
D. Homozygous recessive individual
What is the Percentage of proteins in cell membrane?
A. 20-40%
B. 40-50%
C. 60-80%
D. 80-100%
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