While performing a cross using a Punnett square, Nicholas assumes that both parents have the genotype Gg. Based on the law of segregation, what is the expected ratio of offspring genotypes?
A) 3:1
B) 1:2:1
C) 1:1:1
D) 9:3:3:1
Ans: B) 1:2:1
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Which one of the following eukaryotic translational proteins is not a GTP-binding protein?
A. eIF2 B. eIF5B C. eIF3 D. eEF2
Suppose that the first part of a new polypeptide chain being produced in a eukaryotic cell does not
have a signal peptide. Which of the following would you associate with the location of translation to form that polypeptide?
a. cytoplasm only b. first cytoplasm, then rough ER c. Golgi apparatus only d. first rough ER, then Golgi apparatus e. rough ER only
What is the major defense mechanism employed against virus infections?
A. Autoimmunity B. Allergies C. Antibody-mediated Destruction D. Phagocytosis E. Cell-mediated Immunity
If you remove the peptidoglycan layer from a Gram-positive cell, it would still stain purple with a Gram stain.
Answer the following statement true (T) or false (F)