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MC test 1
| Question | Answer |
|---|---|
| What organ systems are involved in fluid balance? | Circulatory, lymphatic, and urinary |
| What organ systems are involved in beginning homeostasis responses? | Endocrine and nervous |
| Body responses to shifts in homeostasis usually involve | Negative feedback |
| Electrons in the outermost shell of an atom are called | Valence electrons |
| A buffer system consists of interchangeable chemicals the resist change in | pH |
| What type of buffer is present in the bloodstream? | Bicarbonate |
| What is the weakest type of bond? | Hydrogen |
| Polar molecules are <?> water | Attracted to |
| Hydrogen bonds may form when hydrogen is covalently bound to <?> or <?> | Oxygen, nitrogen |
| An atom with only one valence electron would most-likely for <?> bonds | Ionic |
| Increasing the concentration of H+ in a solution will <?> the pH | Lower |
| What is the STORAGE form of polysaccharide? | GlyGogen |
| What is a possible function of carbohydrates? | Structure |
| Cholesterol is a type of <?> | Lipid |
| What are the differences between RNA and DNA? | Sugar, four bases, number of strands |
| What molecule is nonpolar? | Triglycerides |
| Chemical reactions in the body are sped up by molecules called <?> | Enzymes |
| The process of protein synthesis is called <?> | Translation |
| Lysosomes function in <?> | Recycling of old cell components |
| DNA replication and transcription occur in the <?> | Nucleus |
| Synthesis of lipids takes place in the <?> | Smooth endoplasmic reticulum |
| Most of the ATP of the cell is produced in the <?> | Mitochondria |
| The plasma membrane is composed primarily of <?> | Phospholipid bilayer |
| Nucleic acids are composed of units called | Nucleotides |
| Molecules that store genetic information are the <?> | Nucleic acids |
| Interactions between more than one ploypeptide subunit in a functional protein is called <?> structure | Quaternary |
| What are the functions of proteins? | structure, movement, and defense |
| <?> allows quick chemical communication between cells | Gap junction |
| <?> prevents molecules from squeezing in-between cells | Tight junction |
| Changes in the structure of <?> will most likely result in loss of function | Proteins |
| What type of tissue would you find lining the inside of the digestive tract? | Epithelial |
| Blood is classified as <?> tissue | Connective |
| Squamous cells are <?> | Flat |
| <?> muscle can be identified by the presence of intercalated disks | Cardiac |
| <?> is a type of cartilage that is completely lacking in fibers | Hyaline |
| <?> requires ATP hydrolysis | Active transport |
| <?> does NOT require a carrier molecule | Simple diffusion |
| The process of glycolysis occurs in the <?> | Cytoplasm |
| What are the products of glycolysis? | ATP, NADH, pyruvate |
| The energy input phase of glycolysis requires <?> ATP molecule(s) | 2 |
| each turn of the Citric Acid Cycle produces <?> NADH molecules | 4 |
| <?> is the terminal electron acceptor in the Electron Transport Chain | O2 |
| ATP synthase complexes convert the potential energy of the <?> gradient into ATP | H+ |
| The purpose of fermentation is to regenerate <?> | NAD+ |
Created by:
ybanezkm
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