Which immunoglobulin is the major form of antibody in blood plasma?
A. IgD
B. IgE
C. IgM
D. IgG
E. IgA
Answer: D
You might also like to view...
Altering the three-dimensional structure of an enzyme might
A. change the type of substrate that binds the enzyme's active site. B. prevent the substrate from binding the enzyme's active site. C. change the type of product produced in the reaction. D. change the amount of energy needed for a reaction. E. prevent the enzyme from adding energy to a reaction.
Which organisms are considered most primitive based upon the structure of their limbs?
a. bats b. reptiles c. porpoises d. penguins e. birds
We would expect that a 15-nucleotide sequence that includes a stop codon at the end (as part of the 15-nucleotide sequence) will direct the production of a polypeptide that consists of
A) two amino acids. B) three amino acids. C) four amino acids. D) five amino acids.
What is the result of recombination (crossing over) during meiosis?
A) It allows the cell to complete DNA replication. B) It ensures retention of genetic information and helps to preserve cell characteristics. C) It eliminates unused genes by removing them. D) It binds homologous chromosomes tightly, so they do not accidentally separate. E) It creates chromosomes that are a new combination of paternal and maternal material.