HA trimers are responsible for the attachment of the virus to host cells, binding to the sialic acid. 

NA is an enzyme that cleaves N-acetyl neuraminic (sialic) acid

Within the envelope, consists of eight different strands of single- stranded RNA (ssRNA) associated with protein and RNA polymerase. 

TLS Online TPP Program

#Id: 9306

#XL - T Zoology

There are about 90 million rod cells in the human retina, and each contains about 4x107 molecules of rhodopsin that are very densely packed in the membrane disks.

TLS Online TPP Program

#Id: 8025

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 10612

#XL - R Botany

When gametophytes are retained within original spore case “Endosporic”

eg:  Selaginella, Isoetes, Marsilea

TLS Online TPP Program

#Id: 8102

#XL - Q Biochemistry

Diphosphatidylglycerol or Cardiolipin are synthesized within the mitochondria

TLS Online TPP Program

#Id: 7924

#XL - Q Biochemistry

Cardiolipin

an unusual “double” phospholipid containing four fatty acid chains

found primarily in the inner mitochondrial membrane

acts to improve the efficiency of oxidative phosphorylation, by restricting proton flow across the membrane