Characteristics of Life
All living things should have...
A. Molecules B. Cells. C. Tissues D. A and B
D. Molecules and Cells
Of the following levels of organization, which represents the smallest (least inclusive) or lowest level?
A. Tissues B. Cells C. Molecules D. Organs
C. Molecules
Pictures, charts, graphs, equations or descriptions
Which organ system's main organ is the heart?
Circulatory System
What does each letter in CEJ stand for?
Claim, Evidence, Justification
What are the two types of reproduction?
Sexual and Asexual Reproduction
True or False: A living thing can have organs, but no tissues
False
What type of model shows what happens over time?
Graph
What are the main organ(s) of the nervous system?
Brain and Spinal Cord
The streamlined body of a single fish helps it swim efficiently. This is an example of:
A. Homeostasis B. Evolution C. Responding to Stimuli D. Structure relating to Function
D. Structure relating to Function
What is the stimulus in the following situation: All the students begin to pack up after the lunch bell rings
Lunch Bell Rings
What level(s) of organization do unicellular organisms have?
Molecules and Cells
What type of model can help you organize large amounts of data?
Chart
Which system's main organ is the hypothalamus?
Endocrine System
True or False: Not all cells have a mitochondria.
What are you called if you can make your own energy?
Autotroph
What is the definition of an organ?
Group of tissues working together to perform a function
What is the relationship between these two equations? (See picture on other slide)
They are inverse of each other. The input of one equation is the output of the other equation.
Which organ system will physically protect you from sunlight and bacteria?
Integumentary System
What is the difference between reasoning and justification?
Reasoning: Shows how the evidence supports the claim
Justification: Uses a science concept or principle to explain why the evidence is important
Name all 8 characteristics of life.
Made of cells, has organization, grows and develops, reproduces, responds to stimuli, requires energy, maintains homeostasis, change/evolve over time.
For the integumentary system, name each level of organization from cell -> organ system.
Cell: Skin Cell
Tissue: Skin (Epithelial) Tissue
Organ: Skin
Organ System: Integumentary System
Evaluate the model and identify one scientific way to improve the accuracy of the model. (Picture on another slide)
Answers May Vary
What are the functions of the two organs of the immune system? Name the organs and their function.
Spleen: Recycles out old red blood cells
Thymus: Trains T-Cells (which help determine what is "bad" for the body and needs to be destroyed)
What is an example of a specialized cell and how does its structure support its function? *Think about the examples in our notes