Genetics is dealt with under the branch of physical biology. Genetics is the branch of biology that deals with theoretical knowledge of genes and heredity. Since it does not deal application of the subject, so it is considered under the branch of physical biology.
The significance of learning biology are given below:
Blue green algae prokaryotic organisms which mean they do not contain a true nucleus. The cell organelles such as mitochondria, nuclear membrane, nucleus, etc. are absent in their cell. But they contain chlorophyll in their cell. So, they can produce their food through the process of photosynthesis. That is why they belong to the kingdom- … Read more
Physical and Chemical work together in the foundation of life which regulates the non-living world. That is why we need physics and chemistry especially physical science for understanding the animal world.
The Physical Branches of Biology are given below:
What is the necessity of classifying organisms? There are numerous and diversified organisms on this earth. It is not possible for a human being to know all these organisms individually. In classification, organisms are grouped into several groups and subgroups depending on their similarities and dissimilarities of characteristics and arranged by following specific scientific rules. … Read more
“Did you know that saliva plays a crucial role in getting the digestion process going even before the food reaches your stomach?” Here’s a breakdown of its key functions: Lubrication and Moistening: Saliva acts as a lubricant, making it easier to chew and swallow food. This creates a smooth passage for food traveling down the … Read more
The acid in our stomach, called gastric acid, is a powerful liquid produced by glands in the stomach lining. It plays several important roles in digestion, including: Breaking down food: Gastric acid, which is mainly hydrochloric acid (HCl), helps break down complex food molecules, particularly proteins, into smaller, simpler ones. Activating enzymes: Hydrochloric acid helps … Read more