Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 28623
TLS Online TPP Program

#Question id: 18896

Negative Staining is used for examining.

#Unit 13. Methods in Biology
  1. virus particles
  2. protein molecules
  3. bacterial flagella
  4. virus particles, protein molecules and bacterial flagella
More Questions
TLS Online TPP Program

#Question id: 15984

#Unit 12. Applied Biology

 Which of the following is the incorrect about the plant cell culture?
a) Whole plant is regenerate from a single plant cell
b) Production of secondary metabolites in plant cell culture is reduces by the addition of elicitors.
c) Transgenic plant easy to introduce into the plants than animals
d) Immobilization of plant cells can enhance secondary metabolite production during bioreactor cultivation
TLS Online TPP Program

#Question id: 3629

#Unit 8. Inheritance Biology

Complementation test for four different mutant phenotype 1, 2 , 3 and  4 were allowed and detect phenotype given table

Pair of mutant                                         phenotype

1 & 4                                                         wild                             

1 & 3                                                         wild

2 & 3                                                         wild  

2 & 4                                                         mutant

What are number of citron that four mutant were belong
TLS Online TPP Program

#Question id: 23200

#Unit 13. Methods in Biology

Scanning electron microscopy (SEM) allows investigators to view the 
TLS Online TPP Program

#Question id: 3528

#Unit 8. Inheritance Biology

Consider the following cross:

A/a ; B/b ; C/c ; D/d ; E/e  X a/a ; B/b ; c/c ; D/d ; e/e

What proportion of progeny will phenotypically resemble the first parent?
TLS Online TPP Program

#Question id: 10271

#Unit 8. Inheritance Biology

In cats, black coat color is dominant over gray. A female black cat whose mother is gray mates with a black male whose father is gray . If this female has a litter of 5 kittens, what is the probability that three will be black?