The main function of vitamin K is: a. to quench free radicals b. to influence body functions through its regulation of the genes c. to act as an antioxidant in cell membranes d. to regulate blood calcium levels e. to help activate proteins that help clot the blood

to help activate proteins that help cloth the blood and helps regulate blood calcium level (d) and ( e).

Explanation:

Vitamin k is used to treat and prevent low levels of certain substances that is blood clotting factors that your body naturally produces. These substances help your blood to thicken and stop bleeding normally

It also help metabolism and regulating blood calcium level.

answer:

364 lol

answer: no, they are not.*

although rubber bands that contain excessive amounts of dye, toxins, or additives are sometimes toxic, most rubber bands do not cause any health issues. since they are typically made of latex, (a natural substance that is extracted from trees) they are not dangerous in any way if you chew them or accidentally ingest a piece of rubber band. however, chewing rubber bands does pose a choking hazard and is not a good habit to have.

*depending on the type of rubber band. the typical rubber bands that you see at stores are not toxic, but other types of rubber or latex that contains certain chemicals may be unhealthy and hazardous.