Answer:
How Does It Work? Most birth control pills are "combination pills" containing a mix of the hormones estrogen and progesterone to prevent ovulation (the release of an egg during the monthly cycle). A woman cannot get pregnant if she doesn't ovulate because there is no egg to be fertilized. The answer is D.
It really depends, think of it as 2 light bulbs in each parent. if both light bulbs in both parents are switched on that means their genes that they inherited are only able to have brown eyed babies, although if just 1 of the 4 light bulbs are not on it allows the baby to have blue eyes.
Answer: 80-90%
Explanation: "Cigarette smoking is the number one risk factor for lung cancer. In the United States, cigarette smoking is linked to about 80% to 90% of lung cancer deaths. Using other tobacco products such as cigars or pipes also increases the risk for lung cancer." - cdc.gov
Answer:
Alcohol, for example, produced a release of dopamine from about 100 units to about 200, You get a similar magnitude of an effect with nicotine. Cocaine produces a huge release of dopamine, from 100 units to about 350 units, however the mother of them all is methamphetamine.
so it really depends on the drug.
please mark me brainliest!
