Fundamental Similarity Due to Descent from a Common Ancestor Is

question 36

Multiple Choice

Fundamental similarity due to descent from a common ancestor is called

• A)homology.
• B)analogy.
• C)speciation.
• D)convergence.
• E)selection.

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Definitions:

Nuclear Envelope

A double membrane that encloses the nucleus in eukaryotic cells, separating the nucleus from the cytoplasm.

Prometaphase

Stage of mitosis during which spindle microtubules attach to kinetochores of chromosomes, which begin to move toward the cell’s midplane; occurs after prophase and before metaphase.

Oogenesis

Production of female gametes (eggs) by meiosis. Compare with spermatogenesis.

Male Gametes

Reproductive cells produced by male organisms that fuse with female gametes during fertilization to form a zygote.