16 Roots and leaves both act as a source and a sink for sucrose and amino acids at different times during the year
At which point in the year are the roots most active as a source?
А
spring
new leaves
start to grow
B
summer
D
winter
no leaves
are present
leaves are
mature
С
autumn
leaves die
and fall

What types of energy transfers and energy transportations are involved in the domino chain reaction?

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?

Explain the cellular functions that occur when antibiotics attack a bacteria cell. a. antibiotics target the cell wall, cell membrane, and the processes of protein and nucleic acids production in bacteria to rupture the cell. b. antibiotics create dormant resistant endospores to preserve the genetic material and rupture the cell. c. antibiotics target the cell wall and form a bridge-like connection to form conjugation. d. antibiotics use binary fission to grow twice its size, replications its dna, and split into two cells.