Mainly to make life easier.
if one layer changes than scientists don't need to change all of their data.
it also helps keep organized.
hope this helped
ebs02
:)
Answer:
The gastrointestinal tract comprises of Mouth-Esophagus-Stomach-Small intestine-Colon-Rectum.
Liver, pancreas and gallbladder are solid organs of digestive system.
Explanation:
Digestion is the process involved in the conversion of large complex food molecules into smaller nutrients that can be used by body cells for survival and carry out their function. The digestive system comprises of various subsequent organs that digest the food.
- Digestion starts in mouth where salivary glands digest the carbohydrates.
- The food moves from mouth to stomach through alimentary canal known as esophagus. It includes peristalsis movements.
- The stomach mixes the food with digestive juices and move the chyme to small intestine.
- The small intestine mixes the food with juices secreted from pancreas, liver and intestine and pass it to large intestine.
- The large intestine digest the water content from indigested food and pass the reamining to rectum.
- The rectum store the undigested food and excrete it through anus.
The emergence of resistance is a result of EVOLUTION by natural selection. It is a major evolutionary force.
<h3>Evolution and natural selection </h3>
The term evolution refers to the biological process of descendence with modification.
Natural selection refers to the differential survival or reproduction of the organisms better adapted to a given environment.
In this case, the presence of the pesticide generates an evolutionary constraint, thereby selecting pesticide-resistant individuals in the population.
Learn more about evolution here:
brainly.com/question/4207376
Answer:
light energy from the sun is converted to chemical energy which is stored in plants
Explanation:
During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.