Which of the Following Does Not Contribute to Evidence That

question 95

Multiple Choice

Which of the following does not contribute to evidence that animals share a common ancestor?

• A) Animals share similarities in organization and function of gene sequences such as Hox genes.
• B) Animals cells have unique types of junctions between them.
• C) All animals are heterotrophs.
• D) All animals are eukaryotes.
• E) All animals have a common set of extracellular matrix proteins.

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Definitions:

Zygotes

The initial cell that forms when a sperm cell fertilizes an egg cell, marking the start of human development.

Ovum

The female reproductive cell or gamete in animals, also referred to as an egg cell, that can develop into a new individual following fertilization.

Sperm

Male reproductive cells or gametes in sexually reproducing organisms, involved in fertilizing the ovum to initiate pregnancy.

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of deoxyribonucleic acid (DNA), responsible for carrying genetic information.