Practice Questions

TLS Online TPP Program

#Question id: 38756

Q. Why does FDA (Fluorescein diacetate) only accumulate in viable protoplasts?

#Plant Biotechnology

It only binds to the cellulose in the cell wall.
It requires an intact plasma membrane to be retained and esterase activity to become fluorescent.
It is a toxic dye that only dead cells can neutralize.
It is specifically designed to stain chloroplasts

More Questions

TLS Online TPP Program

#Question id: 23143

#Applied Microbiology

Which of the following parameters will give the best resolution in microscopy?

TLS Online TPP Program

#Question id: 23145

#Zoology

A chemical is said to be fluorescent if it absorbs light at one wavelength (excitation) and emits light (fluoresces) at a specific

TLS Online TPP Program

#Question id: 23145

#Life Sciences

A chemical is said to be fluorescent if it absorbs light at one wavelength (excitation) and emits light (fluoresces) at a specific

TLS Online TPP Program

#Question id: 23145

#Applied Microbiology

A chemical is said to be fluorescent if it absorbs light at one wavelength (excitation) and emits light (fluoresces) at a specific

TLS Online TPP Program

#Question id: 23146

#Zoology

A phenomenon of absorption of light at a certain wavelength and then emission at longer wavelength is known as

TLS Online TPP Program

#Question id: 23146

#Life Sciences

A phenomenon of absorption of light at a certain wavelength and then emission at longer wavelength is known as