Janie harvested several flowers from her garden she wants to make a centerpiece with them for a dinner party in a few days Which of the following materials should she use in order to extend the shelf life of her flowers until the party?

O Dry floral foam
O Wiring
O Floral preservatives
O Glass Vases

What does natural resource management aim at ?

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.