Answer:
They produce or process nutrients in the digestive tracts of humans and other animals.
Explanation:
 
        
             
        
        
        
Proteins have many functions and express your traits
        
             
        
        
        
Answer:
The lowest level, which is usually the producers.
Explanation:
This is because on every level of the trophic system, some energy is lost before the next level. So the level with the least lost energy is the lowest
 
        
             
        
        
        
Answer:
The answer is explained below
Explanation:
The BFS program consists of training for agility, flexibility and sport-definite technique five days per week and weight training three days per week. This program is specifically for athletes and not for your average fitness clients; it still does not adhere to the Principle of Individual Differences.
CrossFit- Crossfit is a strength and conditioning program mainly the mix of aerobic exercise, calisthenics (Body weight exercise). In this type of gyms use equipment for multiple disciplines including barbells, dumbbell, pull-up bars. This type of workout makes body more flexible and capable to bear the abnormalities when necessary. Many types of workout are in it like, Chipper (squats, press ups, burpees), Ladder.
HIT – High Intensity Training refers to the one set failure type training program promoted as the most effective and scientifically based strength training program. In this type of program multiple sets of each exercise are performed. Volume is the most common form of weight training program seen in the gym and fitness centers. HIT also recommended sporting persons.
Human born with different strengths and weakness, this fact is considerable for the training program. When beginners at any sport see great improvement when he or she starting their programs. Person needs to improve their loading as possible to make them stronger.
Nowadays CrossFit is the best workouts to have to do because it makes physically stronger, flexible and smarter.
 
        
             
        
        
        
Answer:
Over our lifetime, our DNA can undergo changes or mutations that result in differences in the DNA sequence and may affect the proteins that are made. Mutations can occur as a natural consequence of errors in DNA replication or as a result of exposure to environmental factors such as smoking, sunlight or radiation.
Explanation: