Describe the levels of biological organization, from smallest to largest.
atoms, molecules, organelles, cells, tissues, organs, organ systems, organisms
15
Differentiate between prokaryotic and eukaryotic cells.
15
What is the role of DNA in living organisms?
DNA is responsible for carrying and transmitting hereditary materials or genetic instructions from parents to offspring. In addition to ensuring that all living
15
Compare and contrast plant and animal cells.
15
Define metabolism
the chemical processes that occur within a living organism in order to maintain life
15
What are enzymes, and how do they catalyze chemical reactions?
Enzymes perform the critical task of lowering a reaction's activation energy—that is, the amount of energy that must be put in for the reaction to begin. Enzyme
15
Describe the factors that can affect enzyme activity.
concentration of the enzyme, the concentration of the substrate, the temperature, the pH, and the salt concentration.
15
What is the difference between anabolic and catabolic reactions?
Anabolism requires energy to grow and build. Catabolism releases energy to break down
15
Define genetics and heredity.
Heredity refers to the genetic heritage passed down by our biological parents. Genetics - the study of heredity and the variation of inherited characteristics.
15
Explain the process of photosynthesis and its importance for plants.
Plants are autotrophs, which means they produce their own food. They use the process of photosynthesis to transform water, sunlight, and CO2 into O2
15
Name and describe the main organ systems of the human body.
skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and the reproductive system
15
Define microbiology and explain its importance in human health.
Microorganisms matter because they affect every aspect of our lives – they are in us, on us and around us.
15
What are the different types of microorganisms, and how do they differ?
Microorganisms are divided into seven types: bacteria, archaea, protozoa, algae, fungi, viruses, and multicellular animal parasites ( helminths )
15
Define biotechnology and describe its applications in various fields.
Biotechnology is technology that utilizes biological systems, living organisms or parts of this to develop or create different products