The Lifespan Stages Crossword

The series of orderly, predictable changes that occur from conception until death.
The process whereby semen is ejected from a males penis
When a sperm penetrates an ovum and the genetic materials fuse together to make a single cell called a zygote
The first occurrence of menstruation in females
The discharge of blood and other tissue from the uterus that marks the beginning of the menstrual cycle
having an over inflated sense of elf importance
females have it one a month
biological changes that occur during youth and prepare the individual for sexual reproduction
a substance containing sperm and fluids that is released from the penis during ejaculation
a component of semen
the first ejaculation in males
people aged 12 to 18
a full cell resulting from the fusion of a sperm and an ovum
beliefs and opinions based on how things seem
changes to the body and its systems