A woman uses pills A as a method of birth control (or preventing pregnancy). The pills A stop the ovaries from releasing ovum into oviducts. Another woman uses pills B as a method of birth control. The pills B kill the sperms and prevent pregnancy. (a) What do the pills A contain? (b) What is the common name of pills A? (c) What do the pills B contain? (d) What is the common name of pills B? (e) What is the general name of these methods of birth control?

A woman uses pills A as a method of birth control (or preventing pregn

1.	A woman uses pills A as a method of birth control (or preventing pregnancy). The pills A stop the ovaries from releasing ovum into oviducts. Another woman uses pills B as a method of birth control. The pills B kill the sperms and prevent pregnancy. (a) What do the pills A contain? (b) What is the common name of pills A? (c) What do the pills B contain? (d) What is the common name of pills B? (e) What is the general name of these methods of birth control?
Answer» A woman uses pills A as a method of birth control (or preventing pregnancy). The pills A stop the ovaries from releasing ovum into oviducts. Another woman uses pills B as a method of birth control. The pills B kill the sperms and prevent pregnancy. (a) What do the pills A contain? (b) What is the common name of pills A? (c) What do the pills B contain? (d) What is the common name of pills B? (e) What is the general name of these methods of birth control?