Ib biology unit 5 - Study guides, Class notes & Summaries

IB Biology Unit 5 Exam Questions With Answers...

adaptations - characteristics that make an individual suited to its environment and way of life... can be: Structural: Physical differences in biological structure Behavioural: Differences in patterns of activity Physiological: Variations in detection and response by vital organs Biochemical: Differences in molecular composition of cells and enzyme functions Developmental: Variable changes that occur across the life span of an organism adaptive radiation - the rapid evolutionary diversifi...

IB Biology semester 1 Latest Version Graded A+ Cells Smallest functional unit of an organism What are the principles of cell theory? 1. All living things are made of cells 2. Cells are smallest unit of life 3. Cells come from pre-existing cells What are the properties of life? Metabolism Reproduction Growth Response Excretion Homeostasis Nutrition Prokaryotic cells Single cell which has neither a distinct nucleus or organelles can be an organism (e.g. bacteria) Flage...

IB Biology SL — Topic 1 • Cell Biology with Complete Solutions Cell theory 1. All living things are composed of cells 2. Cells are the smallest unit of life 3. Cells only arise from pre-existing cells Striated muscle cell Exception to cell theory! → Muscle cells fuse to form fibres that may be very long (>300mm) → Consequently, they have multiple nuclei despite being surrounded by a single, continuous plasma membrane → Challenges the idea that cells always funct...

IB Biology 1.1 Latest Version with Complete Solutions Cell Theory 1. All living things are composed of cells and cell products 2. New cells are formed only by the division of pre-existing cells 3. The cell contains inherited information that are used as instructions for growth, functioning, and development 4. The cell is the functioning unit of life; all chemical reactions of life take place within cells 7 functions of life: 1. Nutrition 2. Metabolism 3. Growth 4. Response to S...

IB Biology Practice Exam Questions with Verified Solutions What are the three main parts of the cell theory? What are some possible exceptions? Practice Question 1. All living things are composed of cells. 2. Cells are the smallest unit of life 3. Cells come from pre-existing cells Exceptions: Viruses: living or not? and amoeba What are the basic functions of life? What organisms carry out these functions? Metabolism, response, homeostasis, growth, reproduction and nutrition....

IB Biology Practice Exam Questions with Verified Solutions What are the three main parts of the cell theory? What are some possible exceptions? Practice Question 1. All living things are composed of cells. 2. Cells are the smallest unit of life 3. Cells come from pre-existing cells Exceptions: Viruses: living or not? and amoeba What are the basic functions of life? What organisms carry out these functions? Metabolism, response, homeostasis, growth, reproduction and nutrition. Unicellula...

IB Biology Topic 1 Written Exam Questions Correctly Answered. Cell Theory - CORRECT ANSWER 1. All living things are composed of cells 2.The Cell in the fundamental unit of life 3. Cells only arise from pre-existing cells Striated Muscle - CORRECT ANSWER Long Cells, (300 mm), multiple nuclei, questions cell theory Acetate Fungal Hyphae - CORRECT ANSWER challenges idea that cell is a single unit, multi-nucleated, and continuous cytoplasm. Cell walls composed of Chitin giant algae ...

IB Biology- Unit 5- Evolution and Biodiversity Exam Questions With Complete Solutions...

IB BIOLOGY TOPIC 1 CELL BIOLOGY QUESTIONS AND ANSWERS COMPLETE STUDY GUIDE 2023 IB Biology Topic 1: Cell Biology 1. Cell theory: The theory that cells form the fundamental structural and functional units of all living organisms. 2. Differentiation: The expression of a particular gene(s) and not others in order for cell specialisation. 3. Emergent properties: The idea that the sum of an organism is more than the parts interacting and combining. Living things become more complex as they...