BIOL 110 PURDUE UNIVERSITY LECTURE EXAM #2 QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026

BIOL 110 PURDUE UNIVERSITY LECTURE EXAM #2 QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026 What are the characteristics of life? a. complexity & organization, Responds to the environment (homeostasis) the maintaining of constant internal conditions, growth & metabolism-- ALL LIVING THINGS, Reproduction & Heredity, and Are able to evolve b. complexity & organization, Responds to the environment (homeostasis) the maintaining of constant internal conditions, and growth & metabolism-- ALL LIVING THINGS c. growth & metabolism-- ALL LIVING THINGS, Reproduction & Heredity, and Are able to evolve d. all the above - Answers a What are the most basic levels of cells? a. water and chlorine b. cells and viruses c. prokaryotic and eukaryotic d. none of the above - Answers c What cells are prokaryotic? a. archea and plants b. animals and fungi c. fungi and bacteria d. bacteria and archea - Answers d What cells are eukaryotic? a. animals and fungi b. animals, plants, fungi, & protists c. fungi and protists d. bacteria, animals, and plants - Answers b What are the major differences between eukaryotes and prokaryotes? a. nucleus b. eukaryotes have a nucleus & an internal membrane system and prokaryotes lack both c. prokaryotes have a nucleus & internal membrane system and eukaryotes lack both d. none of the above - Answers b How much bigger can eukaryotic cells be when compared to prokaryotic cells? a. 10 times bigger b. 100 times bigger c. 1,000 times bigger d. 1,000,000 times bigger - Answers c What represents DEMAND in cell size? a. cell size b. cell volume c. cell surface area d. cell dimensions - Answers b What represents SUPPLY in cell size? a. cell surface area b. cell wall c. cell volume d. cell size - Answers a In order for the cells to survive the supply must be ________ to demand. a. less than or equal to b. less than c. greater than d. greater than or equal to - Answers d As cell size _______, cell volume (demand) ________ faster than cell surface area (supply). a. increases; decreases b. decreases; decreases c. increases; increases d. decreases; increases - Answers c As the size of the cell increases the demand gets to outstrip the supply so what can we conclude? a. remaining large is the best option b. remaining small allows cells to maintain a workable surface to volume ratio c. remaining large allows cells to maintain a workable surface to volume ratio d. remain small - Answers b What can bacteria also be called? a. eubacteria b. bacteria c. harsh conditions d. good conditions - Answers a What can Archea be called? a. considered to live in safe places b. considered extremophiles (extreme living conditions) c. they live in moderately violent conditions d. all the above - Answers b What are the differences between prokaryotic and eukaryotic cells? a. no nucleus, genetic material found in the nucleoid, no internal membrane system b. cell wall a protective outer barrier composed of peptidoglycans c. both A and B d. both B and C - Answers c What are the similarities between prokaryotic and eukaryotic cells? a. they have a plasma membrane (Phospholipid Bilayer) b. Cytoplasm: a semi-solid gel (cytosol) contains all the cells internal components c. one organelle; ribosomes, the universal organelle, responsible for building proteins d. all the above - Answers d Some types of eukaryotic cells that contain a membrane bound nucleus & an internal membrane system are: a. animal cells b. plant cells c. fungal cells d. protists e. all the above - Answers e What is the most distinctive feature of eukaryotic cells? a. compartmentalization b. volume c. suface area d. organelles - Answers a Compartments are: a. membrane bound b. in a cell perform different functions c. called organelles or little organisms d. all the above - Answers d In an animal cell the nucleus is protected by? a. nucleolus b. nucleotides c. nuclear envelope d. nuclear surrounding - Answers c In an animal cell the endomembrane system is? a. rough endoplasmic reticulum (RER) b. smooth endoplasmic reticulum (SER) c. both A and B d. neither A or C - Answers b Dr. Humphrey describes the Golgi Apparatus as: a. Fedex b. UPS c. both A and B d. neither A or B - Answers c Dr. Humphrey describes the vesicles are the: a. UPS trucks b. Fedex trucks c. both A and B d. neither A or B - Answers c The mitochondria does what? a. generates sugars b. generates nucleus's c. generates ATP, which is an energy cell d. generates ATP - Answers c In a plant cell chloroplast does: a. assists in mitosis b. assists in reproduction c. assists in photosynthesis and reproduction d. assists in photosynthesis - Answers d In a plant cell the plasma membrane is protected by: a. cell surface area b. cell wall c. cell membrane d. cell plasma - Answers b The structure of the nucleus is: a. nuclear envelope which is a double lipid bilayer membrane that surrounds the nucleus, outer bilayer connected to endomembrane system that has nuclear pores which are passages through the nuclear membranes that regulate transport, nucleous which is an area in the nucleus where ribosome complexes are assembled, chromatin which has DNA bound to proteins (histones), and functions which stores genetic information, site of ribosomes assembly, & RNA production b. nuclear envelope which is a double lipid bilayer membrane that surrounds the nucleus, and outer bilayer connected to endomembrane system that has nuclear pores which are passages through the nuclear membranes that regulate transport c. nucleous which is an area in the nucleus where ribosome complexes are assembled, chromatin which has DNA bound to proteins (histones), and functions which stores genetic information, site of riboso - Answers a An endomembrane system is composed of: a. Internal system of membrane b. both smooth ER and rough ER c. the Golgi complex and vesicles d. all the above - Answers d What is the structure of the Endoplasmic Reticulum? a. network of interconnected tubules and wall of tubules of a lipid bilayer, the space inside the tubules are called lumen b. the smooth and rough ER are interconnected with each other & the outer bilayer of the nuclear envelope c. both A and B d. neither A or B - Answers c