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- Secondary sexual characteristics are physical features that emerge during puberty and are related to the sex of an organism1. Examples of secondary sex characters in humans include12:
- Development of breasts in females
- Pigmented facial hair in males
- Growth of facial hair, i.e. moustaches and beard
- Shoulders and chest become broad
- Adam’s apple develops in front of throat
- Development of a deep or a hoarse voice
Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.secondary sex character, physical feature related to the sex of an organism that emerges during puberty, or the phase of sexual maturity. Examples of secondary sex characters in humans include the development of breasts in females and pigmented facial hair in males.www.britannica.com/science/secondary-sex-charac…Secondary Sexual Characteristics
- Growth of facial hair i.e moustaches and beard
- Shoulders and chest become broad
- Adam’s apple develops in front of throat
- They develop a deep or a hoarse voice
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Secondary sex characteristic - Wikipedia
In evolution, secondary sex characteristics are the product of sexual selection for traits that show fitness, giving an organism an advantage over its rivals in courtship and in aggressive interactions. See more
A secondary sex characteristic is a physical characteristic of an organism that is related to or derived from its sex, but not directly part of its reproductive system. In humans, these characteristics typically start to appear during See more
In The Descent of Man and Selection in Relation to Sex, Charles Darwin hypothesized that sexual selection, or competition within a … See more
Sexual differentiation begins during gestation, when the gonads are formed. The general structure and shape of the body and face, as … See more
The reproductive organs in male or female mammals that are usually identifiable at birth are described as the primary sex characteristics or sex organs. In the male, these are the See more
Examples of secondary sex characteristics in non-human animals include manes of male lions and long feathers of male peafowl, the tusks of male narwhals, enlarged proboscises in male elephant seals and proboscis monkeys, the bright facial and rump … See more
Wikipedia text under CC-BY-SA license Secondary sex character | Definition, Development, & Facts
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Sexual characteristics - Wikipedia
Secondary sexual characteristics
Secondary sexual characteristics are the physical traits that develop during puberty and differentiate males and females. These characteristics are not directly involved in reproduction but are influenced by hormones like testosterone and …
23.4: Development of the Male and Female …
The initiation of spermatogenesis begins in boys, and girls begin ovulating and menstruating. Increases in sex steroid hormones also lead to the development of secondary sex characteristics such as breast development in girls and facial …
Development of Secondary Sexual Characteristics in …
The sexual characteristics controlled by hormones which distinguish between sexually mature males and females (sexually mature boys and girls) but are not directly involved in reproduction, are called secondary sexual characteristics.
Understanding Primary and Secondary Sexual Characteristics in …
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Sep 18, 2024 · Revision notes on Sexual Hormones in Humans for the Cambridge O Level Biology syllabus, written by the Biology experts at Save My Exams.
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Human development - Reproductive Organs, …
Nov 8, 2024 · Development of the reproductive organs and secondary sex characteristics; Normal variations. Sex dimorphism; Physical and behavioral interaction; Larger size and earlier maturation
Sexual Dimorphism, Adolescence, and Secondary …
A group of physical traits that separate individuals of one sex from those of the other sex within the same species is known as secondary sexual characteristics. They are necessary for sexual presentation but not directly engaged in …
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Development of Secondary Sexual Characteristics
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