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...

both primary sex characteristics, such as gonads, and secondary sex characteristics. In humans, sex organs or primary sexual characteristics, which are...

sexual attraction to breasts is the result of their function as a secondary sex characteristic. The breasts play roles in both sexual pleasure and reproduction...

consist of most animals and some plants. Differences may include secondary sex characteristics, size, weight, color, markings, or behavioral or cognitive traits...

dimorphism through the development of the secondary sex characteristics, which further distinguish the sexes. On average, females begin puberty around...

Phenotypic sex refers to an individual's sex as determined by their internal and external genitalia and expression of secondary sex characteristics. Sex differences...

trans women or other people with male genitalia and female secondary sex characteristics (including breasts) acquired via hormones or surgery. Many people...

steroid released is testosterone. These sex hormones then lead to the development of secondary sex characteristics. The stages of puberty can be described...

feminizing hormone therapy, which causes the development of female secondary sex characteristics (breasts, redistribution of body fat, lower waist–hip ratio...

primary sex characteristics, such as gonads, and secondary sex characteristics. In many animals and some plants, individuals of male and female sex differ...

male sex determination, which was named SRY (sex-determining region of the Y chromosome). Sexual differentiation (human) Secondary sex characteristic (human)...

A kype is a hook-like secondary sex characteristic which develops at the distal tip of the lower jaw in some male salmonids prior to the spawning season...

testicles, sperm ducts, prostate gland and epididymides, and penis. Secondary sex characteristics include a narrower pelvis and hips, and smaller breasts and...

both men and women, to the extent that such hair qualifies as a secondary sex characteristic, although males will generally develop terminal hair in more...

Male horns in several groups of this genus represent a special secondary sex characteristic. There is a bimodal horn-size distribution and there is a discrete...

nuptial pad (also known as thumb pad, or nuptial excrescence) is a secondary sex characteristic present on some mature male frogs and salamanders. Triggered...

feminine characteristics. Androgyny may be expressed with regard to biological sex or gender expression. When androgyny refers to mixed biological sex characteristics...

cross-cultural studies. A dramatic example of this is the high rates of secondary sex characteristic dimorphism in some Southeast Asia human populations. Similar...

sexual reproduction. Sex organs constitute the primary sex characteristics of an organism. Sex organs are responsible for producing and transporting gametes...

Puberty (IPP). IPP is the presence of a secondary sex characteristic in an infant, without a change in their sex hormone levels. Central Precocious Puberty...

hormone therapy, is hormone therapy and sex reassignment therapy to change the secondary sex characteristics of transgender people from masculine or androgynous...

on the chin, cheeks, and upper lip region. It is typically a secondary sex characteristic of human males. Men typically start developing facial hair in...

"male characteristics". During puberty, an ay'lonit will not develop secondary-sex characteristics and is assumed to be infertile. The secondary-sex characteristics...

of the primary male sex organs, and the development of male secondary sex characteristics at puberty. Androgens are synthesized in the testes, the ovaries...

(human) Secondary sex characteristic Y-chromosomal Adam Sex determination in Silene Sex-determination system Sexual differentiation Haplodiploid sex-determination...

mammals, including female humans, have two X chromosomes. Characteristics of organisms with a female sex vary between different species, having different female...

females. Pubic hair differs from other hair on the body, and is a secondary sex characteristic. Many cultures regard pubic hair as erotic, and most cultures...

glucocorticoids, mineralocorticoids, or sex steroids, and can alter development of primary or secondary sex characteristics in some affected infants, children...

for female sexual viability. Male animals have evolved to use secondary sex characteristics as a way of displaying traits that signify their fitness. Sexual...

floral structure, and inflorescences are just a few of the many secondary sex characteristics acted upon by sexual selection. Sexual dimorphisms and reproductive...