★ Bacteria and Viruses Quiz
When a virus attaches to a host, what does it inject into the host
A. protein coat
B. Capsid
C. DNA/ RNA
D. Envelope
Select your answer:
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Proteins › View What type of reaction is this image showing?
A. Degradation
B. Synthesis
Tissues › View
the water conducting tissue generally present in gymnosperm is
A. vessels
B. sievetube
C. tracheids
D. xylemfibres