About 300 million years ago
Answer: anti-Mullerian hormone (AMH)
Explanation:
Testes is a reproductive organ present in males which produces hormone s including androgen and testosterone.
Testes also produces a specific hormone called anti-Mullerian hormone (AMH) or Mullerian inhibiting factor that is responsible for sexual differentiation. Anti-Mullerian hormone (AMH is produced by the Sertoli cells in male fetuses which signals to prevent the development of fallopian tubes, Mullerian ducts, and uterus.
Hence, anti-Mullerian hormone (AMH) prevent development of uterus and fallopian tubes in male fetuses.
"City planning" is a way group behavior can help a human community
survive.
<u>Answer:</u> Option C
<u>Explanation:</u>
City planning is a political and technological mechanism dealing with the design of land use, its development and the built environment which involves air, water and services heading into and out of urban locations like communications, transportation and distribution networks.
History is evidence regarding very first concern of human community survive as city or urban planning in order to cater basic needs, which permit their survival and growth. For an instance, town planning is the unique characteristic of civilization in the Indus Valley and they were the first to construct planned cities with a method of scientific drainage.
D. Deforestation
Deforestation is a big cause of mass extinction because it destroys so many habitats leaving hundreds of species without a home or food and it forces them to live in an environment where the
y aren't capable of surviving.
The daughter get the dna cell by their parents