Fraternal twins typically happen when two fertilized eggs are rooted in the uterus wall at the same period or time. When two eggs are individualistically fertilized by two different sperm cells, fraternal twins is the end outcome. The two eggs form two zygotes, therefore the terms dizygotic and biovular. Fraternal twins are, fundamentally, two normal siblings who come about to be born at the same time, since they arise from two separate eggs fertilized by two separate sperm, just like normal siblings.
Answer:
Copernican Revolution, shift in the field of astronomy from a geocentric understanding of the universe, centred around Earth, to a heliocentric understanding, centred around the Sun, as articulated by the Polish astronomer Nicolaus Copernicus in the 16th century.
Explanation:
https://www.britannica.com/topic/Copernican-Revolution
16+5 =21. M is 16 if you do 21-5=16
Answer: A) need deficiency
Explanation: Madeline seeing that she is deficient and lacking some qualities needed in the local retail shop.
She motivates herself to improve due to a deficiency in need, because without them(need deficiency), we feel some sort of longing. Hence, we are motivated to fulfill them
