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energy and organisim
study for mrs ernndls class
Question | Answer |
---|---|
what are differentiated cells? | it is different cells that have specialized jobs to do a task. |
what is the process of mitosis? | interphase, prophase, metaphase, anaphase, telephase, and cytokinesis. |
what is asexual reproduction? | you don't need a partner to reproduce, and its quick and efficient. |
what is sexual reproduction? | you will need a partner to reproduce, and it usually takes longer. |
what is a stem cell? | it is an undifferentiated cell of a multicellular organism. |
what is a prokaryotic cell? | it is a cell with no nucleolus. |
what is a eukaryotic cell? | it is a cell with a true nucleolus. |
what does it mean to be unicellular? | an organism with only one cell. |
what does it mean to be multicellular? | an organism with multiple cells. |
what are the levels of organization of a multicellular organism? | cell, tissue, organs, organ systems, and organism. |
what are the characteristics of being alive? | grows, reproduces, uses energy, organized, have cells, react to stimuli, and capacity to evolve. |
what is DNA? | gives directions for everything. |
what is a blastocyst? | it is a cluster of cells that haven't been specialized. |
what is binary fission? | division that bacteria goes through. |
what is meiosis? | it is the division sex cells go through like sperm and egg. |
what is the definition of levels of organization? | a group of similar cells working together for a job. |
tissue EX. | lining of lungs. |
organ EX. | brain. |
organ system EX. | digestive system. |