Some Researchers Claim That Sponge Genomes Have Homeotic Genes, but No

question 27

Multiple Choice

Some researchers claim that sponge genomes have homeotic genes, but no Hox genes. If true, how would this impact the phylogenetic tree of animals?

• A) sponges must no longer be classified as animals
• B) it would confirm the identity of sponges as "basal animals"
• C) extinct sponges must have been the last common ancestor of animals and fungi
• D) it would require sponges to be reclassified as choanoflagellates

Understand the importance of critical thinking in evaluating information.

Distinguish between individualistic and collectivist cultures and their impact on behavior.

Understand and calculate the total quantity of materials needed to produce a specified number of product units.

Differentiate between the quantities of different types of materials required in production.

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Definitions:

Leg Trauma

Physical injury or damage to the leg resulting from an external force.

Rhonchi

A coarse, rattling respiratory sound somewhat resembling snoring, usually caused by obstruction or secretion in the larger airways.

Low-pitched

Describes a sound that is deep and has a frequency at the lower end of the hearing range.

Human Papillomavirus (HPV)

A type of virus that causes warts on the skin and mucous membranes and is also associated with various cancers, especially cervical cancer.