Sucrose is replace by another sugar in tobacco callus medium without effecting callus growth. This sugar is an osmotic agent and is not taken into the plant cells or metabolized because of its molecular size.

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#Question id: 6994

#SCPH01 Biochemistry

Puberty is initiated by pulse release of _____________(hormone)

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#Question id: 10356

#SCPH05 I Biotechnology

Why the GS  and GOGAT is activated in light and while the AS is inhibited?

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#Question id: 16477

#SCPH28 | Zoology

Individual cell lineages are first isolated from an organ they are then grown separately to high density in a three- dimensional matrix. This  type of culture is called

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#Question id: 10566

#SCPH06 I Botany

What happens if this cell is placed in the beaker containing 0.1 M sucrose, Because the water potential of the sucrose solution (Yw = –0.244) is greater than the water potential of the cell (Yw = –0.732 MPa)

a) Water will move from the cell to the sucrose solution

b) From high to low water potential

c) From low to high water potential

d) Water will move from the sucrose solution to the cell

Which of the following statement is CORRECT?

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#Question id: 15609

#SCPH01 Biochemistry

Most bacteria, some protozoans  and even archaea use poly-β-hydroxybutyrate, a polymerized form of β-PHB, as