What type of element is present in a supernova gas cloud that is not present in a smaller star like our sun?

Question 19 options:

A)

Hydrogen

B)

Gold

C)

Helium

D)

Carbon

What occurs to the cell during mitosis

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

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell