On Average, Lean Body Mass Decreases by _____ Per Decade

question 48

Multiple Choice

On average, lean body mass decreases by _____ per decade from age 30 to 70.

• A) 2-3%
• B) 4-5%
• C) 5-7%
• D) 8-10%
• E) 12-13%

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Definitions:

Palmately Netted

A leaf venation pattern where principal veins spread out from a single point like the fingers of a hand.

Pinnately Netted

Describes a leaf vein pattern where a main vein runs the length of the leaf and smaller veins branch off from the main vein to the leaf edges, resembling a feather.

Mesophyll

The inner tissue of a leaf, containing many chloroplasts, where photosynthesis takes place.

Photosynthetic Ground

The base environment or substrate that supports photosynthetic organisms, providing necessary conditions for light absorption and CO2 fixation.