A tubal ligation is a permanent sterilization procedure in which a woman's fallopian tubes are blocked or severed. Which of the
following explains how this process can be used to prevent pregnancies? It prevents sperm from reaching the egg and fertilizing it. It prevents the maturation of the follicle and the release of an egg. It prevents a zygote from being implanted into the uterine wall. It prevents the thickening of the walls of the uterus.
It is the first one, prevents sperm from reaching the egg and fertilizing it :) (made fairly obvious in the question where it states they are blocked/severed.)
Because each subject in an experiment has to have equal conditions to ensure the most accurate results. And water temperature is known to impact plant growth. An experiment using different water temperatures is a terribly inaccurate experiment.
Homeostatic Imbalance and Disease. Sometimes homeostats fail to perform properly. This can cause homeostatic imbalance, a condition in which variables in the internal environment are no longer maintained within normal ranges.
