To know your previous knowledge write answers for the following questions.
1. What is a cell?
2.what is meant by metabolism? Give examples.
3. What is the role of oxygen in energy production?
4. How does growth take place in our body?
5. Photosynthesis is an example for metabolism . Substiante.
Answers
Answer:
1. Cell is the structural and functional unit of life which is capable of independent existence, self replication and carrying out all the life processes.
Answer:
1. Cells are the basic building blocks of all living things.
2. The definition of metabolism is the organic and chemical processes inside of organisms that are necessary to maintain life, or how quickly you burn calories or fat. The chemical processes that let you stay alive are an example of metabolism. ... The processing of a specific substance within a living cell or organism.
3. Oxygen plays a vital role in energy production via a system called electron transport chain (ETC), which is an important component of cellular respiration. ... Oxygen acts as a final electron acceptor that helps move electrons down a chain that results in adenosine triphosphate production.
4. The increase in size and changes in shape of a developing organism depend on the increase in the number and size of cells that make up the individual. Increase in cell number occurs by a precise cellular reproductive mechanism called mitosis.
5. The processes of making and breaking down glucose molecules are both examples of metabolic pathways. ... Photosynthesis, which builds sugars out of smaller molecules, is a "building up," or anabolic, pathway.