Vocab 4-27-2012 Word Scramble
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Question | Answer |
What is a cell mean? | membrane-covered structures that contain all the materials necessary for life |
What is a cell membrane mean? | a lipid bilayer that encloses a cell |
What is a cytoplasm mean? | the fluid, membranes, and organelles inside a cell, excluding the nucleus |
What is a organelle mean? | structures that enable cells to live and reproduce |
What is DNA? | the genetic material in the body |
What is a nucleus? | the dense, positively charged reigon in the center of an atom |
What is a eukaryote? | single-celled or many-celled organims whose cells have a nucleus and organelle surrounded by a membrane |
What is a prokaryote? | an organism that consists of only one cell that doesn't have a nucleus or any other membrane-covered organelle |
What does classification mean? | the arranging of things in groups based on their similarities |
What is taxonomy? | the science of identifying, classifying and naming living things |
What is a kingdom? | the most general of the seven levels of classification of organisms |
What is genus? | the level of classification above species; the largest group into which organisms in a family are divided |
What is species? | the most specific of the seven levels of classification, in sexually reproducing organisms, characterized by a group of organisms that can breed with one another |
What is a dichotomous key? | a guide made up of pairs of descriptive statements that help to identify an organism |
What is Archae-bacteria? | have been on Earth for at least 3 billion years |
What is Eubacteria? | tiny organisms that live almost every place on and near Earth's surface |
What is a protista? | includes all Eukaryotes that are not plants, animals, or fungi. Scientists think the 1st protistas appeared about 2 million years ago |
What is plantae? | a classification kingdom made up of plants-complex, many-celled organisms that are usually green and use the Sun's energy to make sugar by photosynthesis |
What is fungi? | a classification kingdom made up of complex organisms that get food by breaking down dead matter in the surroundings and taking in the nutrients |
What is animalia? | a classification kingdom made up of complex, many-celled organisms that have no cell walls, are usually able to move about and have nervous systems that help them sense and react to ther surroundings |
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