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TLS Online TPP Program

#Question id: 19138

Which of the following statement is correct?

#SCPH01 Biochemistry
  1. BLOSUM matrices may have less evolutionary meaning than the PAM matrices. 
  2. 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
  3. PAM matrices are derived from an evolutionary model whereas the BLOSUM matrices consist of entirely direct observations
  4. All of the above 
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TLS Online TPP Program

#Question id: 4318

#SCPH06 I Botany

Which of the following statements correctly describes a characteristic of tumor-suppressor gene?
TLS Online TPP Program

#Question id: 4964

#SCPH28 | Zoology

Which of the following statements provides the strongest evidence that prokaryotes evolved before eukaryotes?
TLS Online TPP Program

#Question id: 17083

#SCPH28 | Zoology

Fusion of two cells produces a single cell with two nuclei one from each of the cells entering fusion; such a cell is called as 
TLS Online TPP Program

#Question id: 2067

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

Which of the following would likely diffuse through the lipid bilayer of a plasma membrane most rapidly?
TLS Online TPP Program

#Question id: 99

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

Which of the following are the main reasons that glycoproteins are so diverse when compared to other proteoglycans are

A) they may contain different sugars in different combinations and chain lengths.

B) β or a-glycosidic linkages may join various carbon atoms in the sugars.

C) they are found in both bacterial, plant and animal cells.