It some back to earth since gravity pulls it down
Answer: Achaea.
Archaea are prokaryotic cells found in extreme, harsh environment.
Explanation:
Archaea are single celled prokaryotic microorganisms that lack cell nuclei.Archaea are extremophiles that live in extreme high and harsh environments like hot springs and salt lakes.They reproduce asexually by binary fission, fragmentation and budding. They are salt tolerant that use sunlight as energy.
Brown algae is eukaryotic cell
Answer:
Osmosis is the diffusion of water molecules across a permeable membrane from an area of higher concentration of water molecules to an area of lower concentration of water molecules concentration until equilibrium is reached
Tussock moths obtain energy by cellular resporation by the oxidation of food they consume. The food they consume is oxidised to synthesize special type of phosphate which is then stored as energy. The energy is utilised by their cells whenever needed.