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biology
| Question/Term | Answer/Definition |
|---|---|
| Controlled variables | is anything that is held constant or limited in a research study |
| Dependent variable | is the effect |
| Control group | doesn’t undergo the experimental treatment |
| Independent variable | is the cause |
| Independent variable from experiment | The food placed in front of the snails |
| Control group from experiment | The snail group without food |
| Dependent variable from experiment | How the snails reacted |
| Controlled variables from experiment | -How far away the snails were placed -how long the snails were given to respond |
| What is Biology? | the science of life and living organisms |
| The monomers of proteins are called what? | Amino Acids |
| Amino acids are the monomers of what | proteins |
| Proteins are made of what small macro-molecule | monomers |
| In water what atom has a partial positive charge. | Hydrogen(+) |
| What is the larger molecule in water? | This is oxygen |
| What is the smaller molecule in water? | Hydrogen |
| What bond does water have | a polar covalent bond |
| What is a polar covalent bond? | when atoms with different electronegativities share electrons |
| What is the smallest unit of life | a cell |
| What atom is more electronegative in water? | Oxygen |
| What are the properties/characteristics of living things? | -cellular complexity -sensitivity or response to the environment, -reproduction -growth and development -regulation (of cells, blood, waste) -homeostasis -energy processing |
| Homeostasis | the ability of an organism to maintain constant internal conditions |
| metabolic activities | the whole range of biochemical processes that occur within us |
| Which statement is correct about the common garden snail used during the Scientific Method Lab? | -belongs to the Helix genus -The common garden snail can sense chemicals in its environment with receptors on its skin. - An individual snail makes both sperm and eggs. |
| Why are prions not considered living? | -It is actually a manifolded protein that acts as an infectious agent -doesn't show any signs of life -It doesn't feed -it does not breathe -cannot replicate |
| Why are viruses not considered living? | -no energy metabolism -they do not grow -they produce no waste products -they do not respond to stimuli -They also don't reproduce independently |
| What are macromolecules? | large molecules that are typically formed by polymerization |
| What is a polymer | is a large molecule that is made by combining smaller units called monomers |
| What is an example of macromolecules? | deoxyribonucleic acid (DNA) |
| What is deoxyribonucleic acid? | -DNA -contains the instructions for the structure and functioning of all living organisms |
| What are organells? | small structures that exist within cells that are aggregates of macromolecules surrounded by membranes |
| aggregates of macromolecules | A large group of macromolecules |
Created by:
jozefen
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