ovulation
Explanation: ovulation is the release of eggs(ova) from the ovaries is the cycle of change which occurs in female reproductive system for a month.
Answer:
a
Explanation:
this image shows what each letter changes to.
I’m pretty sure it’s the refractory period!!
Hope this helps!
Explanation:
The statistical study of populations and how they change over time is called demography. Two important measures of a population are population size, the number of individuals, and population density, the number of individuals per unit area or volume.
