Answer:
The gene that encodes ampicillin resistance.
Explanation:
The plasmid would contain the ampicillin resistance gene which gets expressed in the presence of ampicillin.
 
        
             
        
        
        
The greater the amount of active transport carried out by a cell, the greater the amount of mitochondria would be found in the cell. 
Active transport uses energy. Mitochondria undergoes aerobic respiration to release large amounts of energy. If the cell is found to be lacking in energy needed for active transport, the cell would adapt by synthesizing more mitochondrion to ensure that it's demand of energy is met.
        
             
        
        
        
A. for cooking food and transmitters
        
             
        
        
        
Punnet squares are a useful tool for predicting what the offspring will look like when mating plants or animals. Reginald Crundall Punnett, a mathematician, came up with these in 1905, long after Mendel's experiments. Let's take a look at how Punnet squares work using the yellow and green peas example from im not sure about the tree by three thing but maybe this will help :)
 
        
             
        
        
        
Answer:
d
Explanation:
Your heart is an organ that’s largely made up of muscle. It has the vital function of working to pump blood to the organs and tissues of your body.