Answer:
C) Na+ ions moving out of the cell
Explanation:
- Movement of Na+ ions out of the cell requires hydrolysis of ATP, a process called active transport.
- Active transport involves movement of materials against a concentration gradient using energy from the hydrolysis of ATP.
- Active transport system uses energy in the form of ATP to move substances such as ions into the cell or out of the cell.
Answer:
3rd or 4th one
I don't know the exact sry
Answer:
The tetrad occurs during the first phase of meiosis. It is the foursome of chromatids that forms when replicated homologous chromosomes align. It must be formed for crossing over to occur. It is broken apart when the homologous chromosomes separate in meiosis I.
Explanation: Hope this help (MARK BRAINLIEST)
<span>Carbon dioxide is essential for photosynthesis.</span>