Which of the Following Best Represents the Secular Trend

question 6

Multiple Choice

Which of the following best represents the secular trend?

• A) The onset of puberty occurs later than in past generations.
• B) There has been a historical trend toward increasing adult height.
• C) Individuals having a longer life span than those in previous generations.
• D) Growth rates are culturally driven, depending on religious and cultural lifestyle and diet.

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Definitions:

Oxytocin

A hormone and neuropeptide that plays a significant role in social bonding, sexual reproduction, childbirth, and the period after childbirth.

Hormone

Chemical messengers produced by glands that regulate bodily functions by traveling through the bloodstream.

Ectodermal Cells

Cells originating from the outermost layer of the embryo, which give rise to the epidermis, nervous system, and some sensory organs.

Neural Tube

The embryonic precursor to the central nervous system, which develops into the brain and spinal cord in vertebrates.