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Final exam
| Question | Answer |
|---|---|
| Regulate what goes in and out of cell | Cell Membrane |
| Support and structure | Cell Wall |
| clear jellylike fluid that fills the cell | Cytoplasm |
| Cell membrane components are assembled and proteins are modified | Endoplasmic Reticulum |
| To make proteins | Ribosomes |
| Define Cell: | The basic unit of life |
| The Cell Theory states... (3 things) | |
| 1. All living things are composed of cells | |
| 2. Cells are basic unit of structure and function in living things | |
| 3. New cells are produced from existing cells | |
| Golgi Bodies (Appraratus) | Attach carbohydrates and lipids to proteins |
| Chloroplast | Uses sun energy to make energy rich foods |
| Mitochondria | Uses energy from food to power growth, development and movement |
| Nucleus | Controls Cells activities |
| Name the 3 stages of Cellular Respiration | 1)Glycolysis 2)Krebs Cycle 3)Electron Transport Chain |
| What are the 2 main products Cellular Respiration | ATP CO2 |
| What 2 products of Glycolysis are used in the Krebs Cycle | Pyruvic Acid NAD |
| Cellular Respiration(formula)process is opposite of (formula) process | Photosynthesis |
| Which stage of cellular respiration dose not take place in the Mitochondrion | Glycolysis |
| The process that captures sunlight and changes it to chemical energy is | Photosynthesis |
| the green pigment in plant that can absorb light is | Chlorophyll |
| The shape of a DNA molecule | Double Helix |
| What gas is used in the Calvin Cycle produce Glucose | CO2 |
| Chloroplast | The cell structure that contains chlorophyll |
| Stoma | An opening on the underside of a leaf for gas exchange |
| Autotroph | A self-nourishing organism that makes its own food |
| Vascular Bundle | A vein in a leaf that transports water and food |
| Photosynthesis | The process that changes the energy of sunlight into the chemical energy stored in glucose bonds |
| Electron Transport Chain | This chain is where ATP & NADPh are formed |
| The main purpose of the Electron Transport Chain | Produce ATP |
| Total ATP molecules made during cellular respiration | 34 |
| Name of the molecule that carries electrons to the electron transport chain | NADH |
| What molecules are added to split glucose in the process of glycolosis | ATP |
| When you start to run, cellular respiration... | Increases |
| Nucleotides: Adenine & Thymine | Nucleotides: Guanine & Cytosine |
| 4 phases of Mitosis in order | 1- Prophase 2- Metaphase 3- Anaphase 4- Telophase |
| Longest phase in the reproduction of a cell | Interphase - cell grows to full size before prophase |
| The process of living things making more living things | Reproduction |
| The Chromosomes in the DNA have been copied. Chromosomes are paired | Prophase |
| The nucleus disappears. Paired chromosomes line up in the center of the cell | Metaphase |
| Pairs of chromosomes separate. They move to opposite sides of the cell. | Anaphase |
| Two nuclei form. The cell divides into two identical daughter cells | Telophase |
| The process of dividing the cytoplasm of a cell into two daughter cells | Cytokinesis |
| The female gamete (sex cell) | egg |
| The male gamete (sex cell) | sperm |
| Non sexual cells | somatic cells |
| A human somatic cell has 46 chromosomes in the nucleus | Both egg and sperm have 23 chromosomes in their nuclei |
| A somatic cell is a diploid cell | Gametes are haploid cells |
| A diploid cell has 2 copies of each chromosome which are called | homologous chromosomes |
| Process of combining egg cell and sperm cell | Fertilization |
| Cell formed after fertilization | Zygote |
| Process of reproduction for gametes (Sex cells) | Meiosis |
| Number of divisions meiosis goes through | 2 |
| Cells involved in sexual reproduction | Gametes |
| Gametes DO NOT perform mitosis | Gametes DO perform Meiosis I (1 cell divides into 2 cells) and Meiosis II (2 cells divide into 4 cells) |
| After Telophase II, each gamete cell has... | 23 chromosomes |
| When gametes fertilize, the resulting Zygote has a diploid set of 46 chromosomes | |
| Like mitosis, meiosis is a cycle of division and reproduction that supports life | |
| In mitosis, one cell undergoes one division, creating two somatic cells | |
| In Meiosis, one daughter cell goes through 2 divisions to create 4 gamete cells | |
| Because most cells in an organism are somatic, mitosis occurs more often than meiosis | |
| Witch cell organelle is the most important, the nucleus or the lysosome? | |
| C- | The most important organelle is the nucleus. |
| E- | The nucleus controls ALL functions of the cell. |
| R- | The cell could not lie without the nucleus. |
| Did people eat healthier in the day of the log cabin or now? | |
| C- | People eat healthier in the day of the log cabin. |
| E- | People grew their own food. There where no fast food and restaurants. |
| R- | Today's diet move unhealthy. There are many processed foods that are also height in fat |
| witch stage of mitosis di you think is most important | |
| C- | The most important is Prophase. |
| E- | In the Prophase. the Chromosomes are copied and pair together |
| R- | you don't have too copied Chromosomes then the cell cannot create identical daughter cells |
| Witch of the follow nucleotides pair up when making a DNA molecule? complete the pairing | Adenine pair with Thymine Guanine pair with Cytosine Thymine pair with Adienine Cytosine pair with Guanine |