DNA is made up of
A. pentose sugar, phosphoric acid, purines and pyrimidines
B. pentose sugar, phosphoric acid and purines
C. phosphoric acid, pentose sugar and pyrimidines
D. pentose sugar, purines and pyrimidines
Answer: Option A
A. pentose sugar, phosphoric acid, purines and pyrimidines
B. pentose sugar, phosphoric acid and purines
C. phosphoric acid, pentose sugar and pyrimidines
D. pentose sugar, purines and pyrimidines
Answer: Option A
The plasma membrane is covered by a cell wall in cells of
A. Plants
B. Bacteria
C. Fungi and Algae
D. All of the above
A. Robert Brown
B. Schleiden
C. Theodore Schwann
D. Rudolf Virchow
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