Endomembrane Study guides, Class notes & Summaries

A neuron in the ventral tegmental area secretes dopamine from its axon terminal using a vesicle to secrete it outside the cell. Which of the following terms could be used to describe this process? A. Endocytosis B. Exocytosis C. Plasmolysis D. Hydrolysis correct answer: B. Exocytosis The hierarchical organization of living things goes from smallest to largest in which of the following sequences? correct answer: 1. Atom 2. Molecule 3. macromolecule 4. Organelle 5. Cell 6. Organ 7. ...

Which of the following is NOT a domain of the 3 domain system? - ANSWER Prokarya An atom of which of the following elements contains 6 protons and electrons? - ANSWER Carbon ___ is the name for all the chemical processes in the cell. - ANSWER Metabolism What does a receptor protein do? - ANSWER Allows a specific molecule to bind to it because of its shape ___ are modifications that make organisms suited to their way of life. - ANSWER Adaptations Example of a monosaccharide - ANSWER Gluc...

AP Biology Exam #3 Endomembrane organelles group of membranes and organelles that work together to modify, package, and transport proteins and lipids Nucleus The central part of the cell containing DNA and RNA and responsible for growth and reproduction - contains the nucleolus, chromatin, and nucleoplasm Contain genetic material The nucleus is enclosed by the nuclear envelope Nuclear envelope Has a double membrane and contains pores that regulate entry and exit of materials ...

gene - Answer-unit of inheritance that programs the amino acids of a polypeptide chain monomers: DNA and nucleic acids two types of DNA - Answer-DNA and RNA gene expression - Answer-DNA directs its own replication, controls protein synthesis flow of genetic info - Answer-DNA -> RNA -> Protein DNA backbone made of - Answer-sugar and phosphate complement base pairing - Answer-A w/ T and G w/ C phosphodiester linkage - Answer-links nucleotides, made of phosphate group that links the su...

Biology 117 WVU Exam 2 Questions and Answers Already Passed What are the three domains of life? Bacteria, Archaea, Eukarya Which groups are more closely related from an evolutionary standpoint? Archaea and Eukarya What are the three different shapes of bacterial cells? 1) coccus- spherical 2) bacillus- rod shaped 3) spirilla- wavy/ corkscrew shaped What are the three different ways in which bacteria arrange themselves in colonies? 1) diplo- divide but stay attached to each oth...

Only plant cells have vacuoles - False The main function of mitochondria is: - ATP Synthesis Which of the is NOT a scientific theory? - Creationism Cholesterol produces the steroid hormone insulin - False Which of the following organelles is part of the endomembrane system? - Golgi Complex The ability to acquire and use energy is - Metabolism Carbohydrates are hydrophilic molecules - True NaCl is a hydrophobic molecule that forms hydrogen bonds with water - False

AP Biology Exam #3 Endomembrane organelles group of membranes and organelles that work together to modify, package, and transport proteins and lipids Nucleus The central part of the cell containing DNA and RNA and responsible for growth and reproduction - contains the nucleolus, chromatin, and nucleoplasm Contain genetic material The nucleus is enclosed by the nuclear envelope Nuclear envelope Has a double membrane and contains pores that regulate entry and exit of materials ...

Basic Cellular Functions 1. Movement 2. Conductivity 3. Metabolic Absorption 4. Secretion 5. Excretion 6. Respiration 7. Reproduction 8. Communication Functions of Plasma Membrane 1. Structure 2. Protection 3. Activation of Cell 4. Transport 5. Cell to Cell Interaction Nucleus Function Membrane bound structure, controls cell division and contains genetic information/material Cytoplasm Cytoplasmic matrix that surrounds organelles Mitochondria Primary energy maker, res...

The association of ribosomes with _____ invaginations would support the _____ theory. - ANSWER membrane, endomembrane After a cell is pancake shaped in a cell culture dish, the order of events that occurs as a cell walks is? - ANSWER filapodia, lamellipodia, cell muscle, retraction fiber T/F It is presumed that the peroxisomes evolved in these primitive, protoeukaryotes to remove oxygen, which was toxic to the primitive cells. - ANSWER true T/F In an extant prokaryotic cell the outer...

Difference between prokaryotic cells and eukaryote cells: correct answersEukaryotes have internal-membrane bound organells Prokaryote cells correct answersUnicellular organisms that don't have nuclei Eukaryotic cells correct answersOrganisms whose cells contain their genetic information inside the nucleus Which of the following structural features of phospholipid molecules affect their ability to assemble into cell membranes? correct answersPhosolipids have both hydrophonic and hydroph...