Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 60186
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?

#Genetics
  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: 4128

#Molecular Biology

Which of the following statements about tRNA molecules is false?
TLS Online TPP Program

#Question id: 4129

#Molecular Biology

Which of the following statements about the tRNA that normally accepts phenylalanine is false?  (mRNA codons for phenylalanine are UUU and UUC.)
TLS Online TPP Program

#Question id: 4130

#Molecular Biology

Which of the following is not true of tRNA molecules?
TLS Online TPP Program

#Question id: 4131

#Molecular Biology

Aminoacyl-tRNA synthetases (amino acid activating enzymes):
TLS Online TPP Program

#Question id: 4132

#Molecular Biology

In E. coli, aminoacyl-tRNA synthetases:
TLS Online TPP Program

#Question id: 4133

#Molecular Biology

Which of the following statements about aminoacyl-tRNA synthetases is false?