The steps of the menstruation cycle are (in order):
a. follicular phase, ovulation, luteal phase, menses.
b. ovulation, follicular phase, luteal phase, menses.
c. menses, luteal phase, ovulation, follicular phase.
d. follicular phase, luteal phase, menses, ovulation.
Question 2
If a female rat is ovariectomized and given testosterone at birth, she will not perform lordosis for a male even when given estradiol and progesterone. In this case, the animal has experienced:
a. behavioral defeminization.
b. behavioral masculinization.
c. activational effects of estradiol and progesterone.
d. activational effects of testosterone.
A closer look at the citric acid cycle
History of the number of observed sunspots during the last 250 years, which shows the ~11-year solar
Ovulation
Life cycle of Entamoeba histolytica.
Earth as a System: The Hydrologic Cycle
First-order sensory neuron with free nerve endings