Lignin is an important component in
A) tight junctions.
B) plant cell walls.
C) fungal cell walls.
D) plasmodesmata.
E) bacterial cell walls.
Correct Answer:
Verified
Q31: Prokaryotes have _ ribosomes with _ and
Q32: A(n)_ is composed of tetrameric protofilaments.
A)extracellular matrix
B)microtubule
C)bacteriophage
D)microfilament
E)intermediate
Q33: Intermediate filaments are
A)different in different cell types.
B)smaller
Q34: Viruses are composed of
A)DNA and protein.
B)only protein.
C)RNA
Q35: The main role of the central vacuole
Q37: Viroids differ from viruses in that they
A)are
Q38: Mitochondria are thought to have evolved from
Q39: Viruses are important in the study of
Q40: Communication between animal cells is facilitated by
A)tight
Q41: Are viruses living organisms? Defend your answer
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