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| Question | Answer |
|---|---|
| cells of most living things are made up of.... | 70% water. |
| green plants, alge, and sme bacteria need carbon dioxide gas in addition to.... | oxygen. |
| sunlight can be a.... | stimulus. |
| homeostasis means maintaining.... | stable internal conditions. |
| air is a mix of gases including.... | carbon dioxide. |
| compounds that make up protiens.... | amino acids. |
| nutrients are made up of.... | molecuels. |
| the major energy-carrying molecule in the cell is .... | ATP. |
| a molecule made up of subunits called nucleotides.... | nucleic acid. |
| living things are made of.... | cells. |
| the sum of all chemical processing 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 ramains of dead organisms or animal wastes and consuming or absorbing the nutrients.... | decomposer. |
| a molecuel that is made of amino acids and that is needed to build and repair body structure and to regulate processes in the body.... | protien. |
| a class of energy giving nutrients that includes sugar, starches, and fiber; containing carbon, hydrogen,and oxygen.... | carbohydrate. |
| a type of biochemical that does not dissolve in water; ats and steroids are lipids.... | lipid |
| a lipid that contains phosphorus and that is a structural component in cell membranes.... | phospholipid. |
| a molecule made up of subunits called nucleotides.... | nucleic acid. |
| anything that causes a reaction or change in an organism or an part of an organism.... | stimulus. |
| the maintenance of a constant internal state in a changing enviornment.... | homeostasis. |
| reproduction that does not include the union od sex cells and in whichone parent produces offspring identical to self.... | asexual reproduction. |
| reproduction in which 2 parents unite, producing offspring that share same traits of parents.... | sexual reproduction. |
| the passing of traits fro parents to offspring.... | heredity. |
| most chemical reactions involved in metabolism require.... | water. |
| what is a chemical process in which most living things use oxygen?.... | releasing energy from food. |
| a protien found in red blood cells hat attaches to oxygen.... | hemoglobin. |
| molecuels made of different types of atoms are called.... | compounds. |
| what do all organisms do to food to be able to use the nutrients in it?.... | break it down. |
| how do cells use carbohydrates?.... | for a sorce ofenergy and storage for energy. |
| can lipids mix with water?.... | no they cannot. |
| the smallest unit that can perform all life processes. cells are covered by a membrane and have dna and cytoplasm | cell |
| cell copys it organelles and chromosomes called chromosomes | interphase |
| chromatids come together into rodlike structures connected at centromere | prophase |
| chromosomes line up at the equator homologous chromosomes line up | methaphase |
| chromosomes seperate and move to the poles | antaphase |
| nuclear membrane forms around each set of chromosomes mitosis is complete | telophase |
| animal cels pinch in two and plant cells form a cell plate | cytokinesis |
| humans are... | organisms |
| a good thing about being a large organism is... | less predators |
| an organ consists of | two or more tissue |
| scientists classify organisms on their... | characteristics |
| most cells are very small because... | thier volume is limited by how large their surface area is |
| what part of the cell part supports the cell | cell wall |
| what part of the cell forms a barrier between the cell and its enviornment? | cell membrane |
| cells that are like eachother and do the same job form a | tissue |