ارتقاء

The theory of natural selection was proposed by:

• 1 Pasteur
• 2 Lamarck
• 3 Darwin
• 4 Mendel

Fossils give evidence of:

• 1 Past life
• 2 Future species
• 3 Only climate
• 4 Only plants

Similar bone structures in the arms of humans and the wings of bats are called:

• 1 Homologous structures
• 2 Analogous structures
• 3 Mutations
• 4 Vestigial structures

A random change in DNA is a:

• 1 Selection
• 2 Migration
• 3 Adaptation
• 4 Mutation

Antibiotic resistance in bacteria is an example of:

• 1 Natural selection
• 2 Extinction
• 3 Fossil evidence
• 4 Artificial selection