Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 17788
TLS Online TPP Program

#Question id: 14999

I know that black coat color in mice is dominant to albino. Black mice get a higher price at the pet store so I am disappointed when I cross a black mouse with an albino mouse and get 6 albino and 2 black mice in the litter. I expected all black. What mistake did I make?

#XL - T Zoology
  1. I assumed that black alleles were more common than white.
  2. I assumed that white alleles were more common than black.
  3. I assumed that my black mouse was true-breeding.
  4. I assumed that my white mouse was true-breeding.
More Questions
TLS Online TPP Program

#Question id: 5706

#XL - R Botany

Species A has 2n = 16 chromosomes and species B has 2n = 14. How many chromosomes would be found in an allotriploid of these two species?
TLS Online TPP Program

#Question id: 19850

#XL - P Chemistry

Out of boiling point (I), entropy (II), pH (III) and e.m.f. of a cell (IV), intensive properties are –
TLS Online TPP Program

#Question id: 20116

#XL - P Chemistry

Which of the following fuels will have the highest calorific value (kJ/kg)
TLS Online TPP Program

#Question id: 436

#XL - Q Biochemistry

A chemical reaction with a negative enthalpy change and a negative entropy change
TLS Online TPP Program

#Question id: 1543

#XL - S Microbiology

Effector  cytokines of TH 1 cells?