Agar is well suited as a solidifying agent because

A. it has been melted in boiling water

B. it can be cooled to about 40 to 42°C before hardening

C. it will not melt again until the temperature rises to about 80 to 90°C.

D. most microorganisms cannot degrade it.

TLS Online TPP Program

#Question id: 99

#Unit 1. Molecules and their Interaction Relevant to Biology

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.

TLS Online TPP Program

#Question id: 2740

#Unit 2. Cellular Organization

Escherichia coli use antisense regulation to switch the expression of outer membrane proteins. Antisense _____________.

TLS Online TPP Program

#Question id: 16488

#Unit 12. Applied Biology

Advantages of organ culture are

TLS Online TPP Program

#Question id: 28435

#Unit 5. Developmental Biology

Primitive Streak is first arises from which area or cells?

TLS Online TPP Program

#Question id: 409

#Unit 1. Molecules and their Interaction Relevant to Biology

For the following reaction,DG'° = +29.7 kJ/mol. L-Malate + NAD+ -> oxaloacetate + NADH + H+ The reaction as written: