BIO 171 Study guides, Class notes & Summaries

Biod 171 module 1 exam questions with complete solutions to score a+

Match each of the following organelles with the correct description: Nucleus Endoplasmic Reticulum Lysosomes Chloroplasts Ribosomes Cytoplasm correct answers Nucleus - Contains genomic content Endoplasmic Reticulum - Series of membrane-enclosed sacs and interconnected tubes Lysosomes - contain hydrolytic enzymes for digestion Chloroplast - site of photosynthesis Ribosomes - function in protein synthesis Cytoplasm - constitutes the open volume within a cell Briefly expl...

archaea correct answers like bacteria. Are able to live in extreme environment bacteria correct answers microorganisms that are the basis of fermentation & infectious diseases. Typically one-celled, have no chlorophyll, multiply by simple division, & can be seen only with a microscope. They occur in 3 main forms: spherical, rod-shaped, & spiral eukaryote correct answers an organism that uses aerobic cellular respiration to break down compounds including oxygen into cellular energy. A human...

Bio 171 Final Exam

Biodiversity ANSWER: Variety of life in the particular habitat or ecosystem Species is diverse when it contains many different kinds of organisms Disturbance ANSWER: Severe physical impacts on a habitat, such as those caused by storms, earthquakes, or road building. AFFECT POPULATIONS REGARDLESS OF THEIR DENSITIES. USUALLY UNPREDICTABLE. Evenness ANSWER: measure of relative proportion of each species Community ANSWER: set of all populations found in a given place Latitudinal Diversi...

genetic material must meet what criteria ANSWER: -information -replication -transmission -variation what happened in the late 1800s ANSWER: -biochemical basis -chromosomes carry genetic information what happened in the 1920s to 1940s ANSWER: -protein portion of chromosomes to be the genetic material explain Griffith's bacterial transformation ANSWER: -late 1920s Frederick griffith - streptococcus pneumoniae - staring that secrete capsules look smooth (fatal in mice) Deeagles - S...

What causes the QRS complex of an electrocardiogram (EKG)? ANSWER: ventricular depolarization The flow of blood that goes directly and only to the heart is known as? ANSWER: coranary system Aganulocytes ANSWER: are leukocytes that have such small granules in their cytoplasm. include both lymphocytes and moncytes. Granulocytes ANSWER: A group of leukocytes containing granules in their cytoplasm; neutrophils, eosinophils, basophils. The production of red blood cells. ANSWER: erythropo...

Nucleus ANSWER: Contains genomic Endoplasmic Reticulum ANSWER: Series of membrane-enclosed sacs and interconnected tubes Lysosomes ANSWER: contain hydrolytic enzymes for digestion Chloroplasts ANSWER: Site of photosynthesis Briefly explain how a Scanning Electron Microscope ( SEM ) forms an image of subcellular organelles , substrates , and viral particles . ANSWER: An image is formed from the interactions of electrons as they reflect off ( not through ) the surface of the specimen ...

Bio 171 Exam 1 Questions with Complete Solutions. archaea Answer- like bacteria. Are able to live in extreme environment bacteria Answer- microorganisms that are the basis of fermentation & infectious diseases. Typically one-celled, have no chlorophyll, multiply by simple division, & can be seen only with a microscope. They occur in 3 main forms: spherical, rod-shaped, & spiral eukaryote Answer- an organism that uses aerobic cellular respiration to break down compounds including oxygen in...

Bio 171 Exam 1 Questions with Complete Solutions. archaea Answer- like bacteria. Are able to live in extreme environment bacteria Answer- microorganisms that are the basis of fermentation & infectious diseases. Typically one-celled, have no chlorophyll, multiply by simple division, & can be seen only with a microscope. They occur in 3 main forms: spherical, rod-shaped, & spiral eukaryote Answer- an organism that uses aerobic cellular respiration to break down compounds including oxygen in...