Paleontologists have found an area rich in ammonite fossils. although erosion over millions of years has altered the topography of the ocean floor, they have recreated a chronological history of the ammonite fossils. based on the paleontologists' data, which numbered fossil was been found in the lowest layer of sediment?
a) 4
b) 7
c) 8
d) 12

Which statement best describes lactic acid fermentation? a. lactic acid fermentation is the first step of cellular respiration. o b. lactic acid fermentation is the final step of cellular respiration. re to berate c. in the absence of oxygen, cells release atp by breaking down lactose into glucose. e der lade res o d. in the absence of oxygen, cells release atp by breaking down glucose into lactate. ar

Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material

If a checkpoint detects damaged dna, the checkpoint may