Bacterial cells _______.
A. have one identifiable antigen that binds antibody
B. have two epitopes per cell
C. have many different epitopes, which each bind to specific antibodies
D. have many different epitopes, which all bind to the same antibody
E. are not antigenic
C. have many different epitopes, which each bind to specific antibodies
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As two competing species approach their respective carrying capacities, the growth rate of the other species
A) accelerates. B) is unaffected. C) is doubled. D) slows down.
Four of the following fabrics are made from angiosperms. Which one is the exception?
A. Silk B. Burlap C. Linen D. Ramie E. Hemp
Examine the following two DNA sequences
Sequence 1: ATGCGATGCTAGCAT Sequence 2: ATGCGATGATAGCAT If both of these sequences code for proteins, how might the function of protein 2 differ from the function of protein 1? Use the genetic code shown for assistance. A) Protein 1 and protein 2 will function exactly the same. B) Protein 1 will be shorter than protein 2, so they will not function the same. C) Protein 2 will be shorter than protein 1, so they will not function the same. D) Protein 2 has a different sequence, so it will function differently from protein 1.
The long-term chemical energy storage molecules in plants are steroids.
Answer the following statement true (T) or false (F)