Which of the following events occurs earliest in T-cell signaling?

TLS Online TPP Program

#Question id: 4580

#SCPH06 I Botany

In modern terminology, diversity is understood to be a result of genetic variation. Sources of variation for evolution include all of the following except

TLS Online TPP Program

#Question id: 3683

#SCPH06 I Botany

In some viruses, RNA serves as the storage of genetic materials and DNA is synthesized from RNA by the enzyme known as:

TLS Online TPP Program

#Question id: 1420

#SCPH05 I Biotechnology

Examination of a cell’s structure reveals condensed chromatin, a shrunken cytoplasm, but unfragmented DNA and a lack of blebbing. If this cell has been triggered to undergo apoptosis by an extrinsic factor, which of the following events has NOT likely happened yet?

TLS Online TPP Program

#Question id: 18676

#SCPH01 Biochemistry

which of the following technique can be analysed hybridisation probes,  gene-cloning use as primers for DNA sequencing,  the polymerase chain reaction (PCR), use in site-directed mutagenesis and use as antisense therapeutics

TLS Online TPP Program

#Question id: 1268

#SCPH28 | Zoology

The collagen triple-helix domain

a. is rich in glycine.                             b. is rich in proline.

c. is rich in hydroxyproline.                d. is an alpha helix.