Phloem

a. transports food and nutrients
b. transports water and minerals
c. are made of dead cells
d. is a type of ground tissue

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility