Answer: a cell wall
Explanation: a cell wall is a barrier that protects the plant cell. Animal cells do not need this becuase they have a cell membrane which also protects the cell.
Archaebacteria are called ancient bacteria whereas eubacteria are called true bacteria. Unlike eubacteria, archaebacteria can survive in extreme conditions.
The correct answer is delirium.
The Confusion Assessment Method (CAM) is a psychiatric tool used to assess and identify delirium in patients. According to the first observations and the patient's responses to CAM, the nurse can conclude that the patient exhibits signs of delirium. This is because he is unable to concentrate and organize his thinking, he is inattentive, he is lethargic and all these behaviours are sudden and acute. These symptoms cannot be associated with dementia, as dementia develops gradually and doesn't affect attention and consciousness. Also, the symptoms don't point to depression since depressive patients are focused and attentive. Finally, the nurse cannot conclude that the patient is dehydrated because further tests need to be conducted to assess hydration.
It takes the Earth (approximately) 364.25 days to revolve around the sun. That's why we have leap days.
Hope that helps!
