In the context of organic evolution, the loss of limbs in snakes is explained by the phenomenon of
A. Use and disuse of organs
B. Adaptation to living in burrows
C. Natural selection
D. Inheritance of acquired characters
Answer: Option A
A. Use and disuse of organs
B. Adaptation to living in burrows
C. Natural selection
D. Inheritance of acquired characters
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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