Answer:
Sugars
Explanation:
Phloem is a living tissue inside the plants, where it can flow in either direction. Inside the phloem, it will have a cell, which both ends have walls with perforations. So the sugars will travel through them in both directions.
Active transport.
Passive transport, being its opposite, requires no energy at all. Therefore, active transport would require energy or ATP in order to move across.
Hope this helps!
Answer: Atoms were created after the Big Bang 13.7 billion years ago. As the hot, dense new universe cooled, conditions became suitable for quarks and electrons to form. Quarks came together to form protons and neutrons, and these particles combined into nuclei.
Answer:
A blood donor is a person who donates blood and a blood recipient is a person who receives donated blood.
Explanation:
