Pls help Give brainless

Discuss ONE effect of heart attack on biological
structure/s, & justify how this impacts normal
function

What must be true for natural selection to heppen

According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously

Dna replication or repair occurs in a cell in all of thw following situations except when