Is alcohol a drug, or anti depressant, or barbiturate? or all of the above

For my health class we were given a bunch of pictures of pregnancy tests for extra credit we have to say if they’re negative or positive. i can’t tell if this is a shadow or if it’s a faint positive

Which form of birth control good people use without altering hormonal systems are blocking sperm from fertilizing an egg

By 2 weeks after fertilization the morula has implanted into the uterine lining and transforms into a(n) . this time is when the , or the organ that will provide nourishment to the fetus by exchanging nutrients and waste products, begins to develop.