When Physical Characteristics,such as Early Onset of Menstruation or Increased

question 9

Multiple Choice

When physical characteristics,such as early onset of menstruation or increased height and weight (due to better nutrition) ,change over the course of several generations,this is an example of a

• A)generational cycle.
• B)primary characteristic.
• C)secular trend.
• D)secondary characteristic.

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Definitions:

True Ribs

The first seven pairs of ribs that are directly attached to the sternum by costal cartilages, playing a vital role in protecting the chest cavity's organs.

Circulatory System

The system in the body by which blood and lymph are circulated, consisting of the heart, blood vessels, and lymphatic vessels.

Rheumatoid Arthritis

A chronic autoimmune disease characterized by inflammation of the joints, causing pain, swelling, and potential deformity.

Impacted

Describes a condition where a substance is tightly packed or an object is wedged firmly in place, making removal difficult.