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CHCS-Science

7th-2017-EXAM-chapter 3

QuestionAnswer
List 5 characteristics of living things. Life spans-Can Reproduce-Grow-Made of Cells- Require energy
What are organisms made of only one cell? unicellular
Define tissue. a group of similar cells the perform a special function
List two ways organisms might obtain energy. sunlight or soil
What are the tiny living structures that form all living things? cells
List 4 basic functions of all living things. (all cells...) use energy- manufacture materials-reproduce themselves-respond to their enviorment
State the 3 points of the cell theory. all cells come from preexisting cells-All living things are made of cells and of the products of cells-The functions of living things are preformed by the cells they are made of
List 4 categories of molecules carbs-proteins-nucleic acids-lipids
List one function of protein in a cell store food
List two major types of nucleic acids DNA-RNA
Created by: pigsrule150