<h3> Answer</h3>
alveoli
<h2> Explanation</h2>
During gas exchange oxygen moves from the lungs to the bloodstream. ... This happens in the lungs between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.
Electric Charge. options:
Radiation
Discovery
Kinetic Energy
<u>Electricity</u>
Heroin is an opioid drug composed of morphine, a natural alkaloid derived from extracts from the seeds of the opium poppy. It is for that reason that heroin is considered a semi-synthetic opioid.
- HEROIN causes euphoria followed by agitation, and is the major opioid drug of abuse.
- Heroin is a drug that causes addiction, a form of substance use disorder.
- This drug (heroin) is capable of entering the brain quickly and producing immediate effects.
- The feeling of euphoria caused by heroin is followed by a period of sedation because heroin (as well other opioids) sedates the brain.
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Answer:
Protein
Explanation:
Out of the four macromolecules, proteins are the ones that serve as antibodies.
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