There's tropism and stimulus, for starters. Gravity, light, and touch can all be used as stimuli. So it is debatable... If the plant is reaching upwards towards a window that is above it... It would then be light, and the plant's response would be to reach upward.
Hope this helps and if it does, don't be afraid to give my answer a "Thanks" and maybe a Brainliest?  
 
        
             
        
        
        
The walls of xylem cells are lignified (strengthened with a substance called lignin ). This allows the xylem to withstand pressure changes as water moves through the plant.
The cell membrane is flexible because of the presence of oil like substances called phospholipids, which gives it a fluid nature. While as the cell walls are rigid because of the presence of the thick layers of the substances like cellulose in plants, chitin in fungi and peptidoglycon in bacteria.
        
             
        
        
        
Answer:
Plants are under the Eukarya,
Bacteria fall under Bacteria,
and Animals/Fungi lie under Eukarya as well
Explanation:
 
        
             
        
        
        
Answer:
Not 100% sure- Hope it helps though
Explanation:
Since codons consist of three base pairs, if, for example, only one or two base pairs are deleted, then the way the DNA is read is shifted at the place of the deletion or insertion. After the place of the mutation, ALL of the amino acids that follow will be different.