Hi I’m a 13 year old boy who’s underweight and short I am 4 foot 5 and 73 pounds how many calories should I eat to gain atleast 0.25 pounds of lean muscle mass a week

What was darwins theory of common decent

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.

What is the main fuel source for the work of the cell