Topics: DNA and Protein Structure Quiz
. What role do histones play in the structure of chromosomes?
A. Histones are enzymes that replicate DNA.
B. Histones provide structural support to DNA, helping it to coil into chromosomes.
C. Histones are involved in energy production.
D. Histones break down proteins.
Select your answer:
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Biotechnology › ViewWhich organelle is the “packing center” for the cell?
A. Endoplasmic reticulum
B. Nucleus
C. Lysosome
D. Golgi apparatus
Histology › View
After the second layer of cementum is laid, what type of cementum is laid next?
A. Acelluar cementum
B. Cellular cementum
C. Intermediate cementum
D. None of the above