Both Insects and Humans Evolved Jointed Legs to Allow Locomotion

question 7

Multiple Choice

Both insects and humans evolved jointed legs to allow locomotion on land. These structures are considered analogous because insects and humans

• A)stopped evolving at different times in Earth's history.
• B)evolved from different ancestors.
• C)cannot breed.
• D)faced different environmental challenges during evolutionary time.

---

Definitions:

Progesterone

A hormone produced in the ovaries, placenta, and adrenal glands that plays a key role in the menstrual cycle, pregnancy, and embryogenesis.

Tricyclic Antidepressants

A class of medications used to treat depression that works by altering the balance of certain chemicals in the brain.

Obsessive-compulsive Disorder

A mental disorder characterized by intrusive thoughts (obsessions) that produce uneasiness and repetitive behaviors (compulsions) aimed at reducing that discomfort.

Constipation

A common gastrointestinal problem where an individual experiences difficulty in evacuating bowels, often resulting in hard stool.