Practice Questions

TLS Online TPP Program

#Question id: 19138

Which of the following statement is correct?

#I Life Science/ Life Sciences Group – I-V

BLOSUM matrices may have less evolutionary meaning than the PAM matrices.
BLOSUM matrices are entirely derived from local sequence alignments of conserved sequence blocks, whereas the PAM1 matrix is based on the global alignment of full-length sequences
PAM matrices are derived from an evolutionary model whereas the BLOSUM matrices consist of entirely direct observations
All of the above

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TLS Online TPP Program

#Question id: 5538

#SCPH06 I Botany

The first truly vertebrate phase of development is manifested by the formation of the

TLS Online TPP Program

#Question id: 6993

#SCPH01 Biochemistry

What molecular marker of head identity is found in the apical tip of a Hydra during head regeneration?

TLS Online TPP Program

#Question id: 8864

#SCPH06 I Botany

Corals are most closely related to which group?

TLS Online TPP Program

#Question id: 2711

#SCPH05 I Biotechnology

Which of the following enzymes of transcription commonly contains a bromodomain?

TLS Online TPP Program

#Question id: 23149

#SCPH06 I Botany

In fluorescence microscopy a usually used fluorochrome that is fura-2 is sensitive to which ions?