Practice Questions

TLS Online TPP Program

#Question id: 39226

Q. Most somaclonal variants are expressed in the R₁ generation rather than R₀ because:

#Plant Biotechnology

Tissue culture does not induce mutations in R₀.
Mutations in R₀ are often heterozygous and require selfing to become homozygous.
R₀ plants are genetically identical to the donor plant.
R₁ plants are grown under stress conditions.

More Questions

TLS Online TPP Program

#Question id: 2074

#Zoology

In some cells, there are many ion electrochemical gradients across the plasma membrane even though there are usually only one or two proton pumps present in the membrane. The gradients of the other ions are most likely accounted for by:

TLS Online TPP Program

#Question id: 2075

#Biochemistry

The force driving simple diffusion is:

TLS Online TPP Program

#Question id: 2075

#Zoology

The force driving simple diffusion is:

TLS Online TPP Program

#Question id: 2076

#Biochemistry

An organism with a cell wall would most likely be unable to take in materials through: