I believe it is lysosomes, because all cells have a cell wall which pretty much limits what goes in and out of the cell as a mitochondria is storage for food and stuff like that. also a nucleus is pretty much the cells brain so all cells have one.
You might be depressed
Signs of depression are:
-Sad, empty, or anxious. It will continue over time without getting better or going away.
-Helpless, worthless, or guilty. You may feel bad about yourself or your life, or think a lot about losses or failures.
- You may be pessimistic or believe that nothing good will ever happen. You may even think about suicide.
-Irritable. You may get restless or more cranky than usual.
-Less interest in activities. Hobbies or games you usually enjoy may not appeal to you. You may have little or no desire to eat
-Less energetic. You may feel extremely tired or think more slowly. Daily routines and tasks may seem too hard to manage.
-Trouble concentrating. It could be tough to focus. Simple things like reading a newspaper or watching TV may be hard. You may have trouble remembering details. It might seem overwhelming to make a decision, whether it's big or small.
-Changes in the way you sleep. You may wake up too early or have trouble falling asleep. The opposite can also happen. You may sleep much longer than usual.
-Changes in appetite. You may overeat or not feel hungry. Depression often leads to weight gain or weight loss.
If you feel like you may be depressed please seek professional help. There's help for you and ways to be treated. If you are having any thoughts of suicide, please call the suicide hotline at <span>1-800-273-8255</span>
Muscular strength because you use it while running a mile and hiking
Your nails are made with Keratin. ☺
