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Walz study stack
Walz "Its alive!!! or is it" chapter 2
| Question | Answer |
|---|---|
| The smallest unit that can perform all life process | cell |
| anything that causes a reaction or change in an organism or any part of an organism | stimulus |
| the maintenance of a constant intenal state in a changing enviroment | homeostasis |
| reproduction in which the sex cells from two parents unite | sexual reproduction |
| reproduction that does not involve the union of sex cells and in which one parent produces offspring identical to itself | asexual reproduction |
| the passing of genetic traits from parent to offspring | heredity |
| the sum of all chemical processes that occur in an organism | metabolism |
| an organism that can make its own food by using energy from its surroundings | producer |
| an organism that eats other organisms or organic matter | consumer |
| an organism that gets energy by breaking down the remains of dead organisms or animal wastes and consuming or absorbng the nutrients | decomposer |
| a molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes in the body | protein |
| a class of energy-giving nutrients that includes sugars,starches,and fiber;contains carbon,hydrogen, and oxygen. | carbohydrate |
| a type of biochemical that does not dissolve in water | lipid |
| a lipid that contains phosphous and that is a structural compnent in cell membranes | phospholipid |
| a molecule that acts as the main energy source for cell processes | ATP |
| a molecule made up of subunits called nucleotides | nucleic acids |
| organisms store energy in these | lipids |
| these are the subunits of nucleic acids | nucleotides |
| why do organisms have to have food | food is a source of energy |
| this is made up of one sugar molecule or a few sugar molecules linked together | simple carbohydrate |
| these are made of hundreds of sugar molecules linked together | complex carbohydrate |
| these start or speed up chemical reactions in cells | enzymes |
| in this process, green organisms convert the energy in sunlight to energy stored in food | photsynthesis |
| how much of your cell is filled with water | 70% |
| what are nucleic acids such as DNA made up of | nucleotides |
| what is an example of a protein | spider web |
| what do plants such as the potato plant store extra sugar as... | starch |
| what is an example of stimuli | venus flytrap |
| what can sunlight be an example of | stimulus |
| fats and oils store energy and make up what... | cell membranes |
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