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BHS Bio1 Review
Midterm Review
| Question | Answer |
|---|---|
| When 2 oppositely charged atoms come together, they form a(n)-- | ionic bond |
| The protein adenosine triphosphate (ATP) is the energy molecule of the cell. Which organelle is responsible for ATP production? | Mitochondrion |
| Evaporation of water from the skin causes cooling because of water's-- | high specific heat |
| What is the pH of water? | 7 |
| Pepsin is an enzyme produced by stomach cells to help digest protein. Stomach cells package and secrete pepsin in which of the following organelles? | Golgi apparatus |
| Students examining drops of pond water under a microscope are reminded by their teacher not to lower the objective lens onto the cover slip and microscope slide. Why is this important? | The lens may become scratched or cracked |
| In a eukaryotic cell, which of these organelles is responsible for producing ribosomes? | nucleolus |
| If a microscope's ocular is marked 10x and the low power objective is marked 2x, what would be the total magnification when using the low power objective? | 20x |
| What is not a function of lipids? | genetic information |
| Unlike an animal cell, a plant cell has a -- | cell wall |
| Which cell structure can ONLY be found in prokaryotic cells? | Circular chromosome |
| During a dissection, the blade of a scalpel breaks. What is the BEST method for replacing a broken blade? | Inform the instructor and ask for a replacement |
| Which of these organelles is found in an animal cell? | Lysosome |
| What is the procedure for removing a solution heated over an open flame? | Remove the test tube from above the flame and place it into a test tube rack using tongs |
| In a plant cell, which organelle stores water, sap, and waste products? | central vacuole |
| What is the correct sequence of levels of organization? | cell, tissure, organ, organ system |
| What should a student do with a discarded part of a preserved specimen? | put it in a clearly labeled biohazard disposal container |
| When two atoms come together and share electrons, they form a(n)-- | covalent bond |
| In biological processes, enzymes-- | speed up chemical reactions |
| Similiar to starch, cellulose jis a complex carbohydrate. Which of the following compounds make up cellulose? | sugars |
| In a water molecule, what type of weak bond attracts the opposite charges between the oxygen and the hydrogen? | hydrogen bond |
| Which cell structure is found in both plants and animals and performs a similiar function as the door of a house? | cell membrane |
| A micropipette used in the laboratory measures-- | small amounts of liquid |
| Linking amino acids together in a chain forms a -- | protein |
| What part of the cell contains the cell's genetic material and controls its activities? | nucleus |
| The basic unit of structure in all living things is the | cell |
| In a eukaryotic cell, what is the primary function of a ribosome? | synthesizing proteins |
| Which organelle is in mitosis in animal cells but not in plant cells? | centrioles |
| What is part of the environment to which every living thing responds? | stimulus |
| A cell membrane is made up of | a lipid bilayer |
| Water molecules hold together traveling upward in plants due to their- | cohesion |
| What is the main function of a cell wall? | to support and protect the cell |
| Proteins are transported to other parts of the cell by using which organelle? | Endoplasmic reticulum |
| What piece of lab equipment would be used to measure the mass of one slice of bread? | triple beam balance |
| What molecule is NEVER found in an animal cell? | chlorophyll |
| What type of cell has NO nucleus or organelles? | prokaryotic cell |
| What type of cell has a nucleus and organelles? | eukaryotic cell |
| What organelle is responsible for protein synthesis? | ribosomes |
| The diffusion of water is called-- | osmosis |
| The phase of mitosis where the chromosomes condense and become visible-- | prophase |
| Phase of mitosis where the chromosomes line up in the middle-- | metaphase |
| Phase of mitosis where the spindle fibers shorten and pull the chromosomes apart | anaphase |
| Phase of mitosis where 2 nuclei form | telophase |
| The father of the "Theory of Evolution" | Charles Darwin |
| The biological molecule that is made up of fatty acids and glycerol-- | lipids |
| Another name for sex cells-- | gametes |
| Type of reproduction that involves only 1 parent-- | asexual reproduction |
| Type of reproduction that involves 2 parents | sexual reproduction |
| The site in a cell where photosynthesis takes place-- | chloroplasts |
| What type of glassware is used for accurate measuring of liquids? | graduated cylinder |
| What are the 2 nucleic acids found in our bodies? | DNA and RNA |
| What is the scientific name for DNA? | deoxyribonucleic acid |
| What is the scientific name for RNA? | ribonucleic acid |
| Who is the father of Genetics? | Gregory Mendel |
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Biology1
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