EXAM PACKAGE DEAL BIO 191 FINAL EXAM Questions & Answers 100% Accurate!!

Imagine a group of wild turkeys. Some can run faster than others and so can escape their predators better. This process is called - ANSWERnatural selection What is the correct order for organization of life from smallest to largest? - ANSWERmolecule, organelle, cell, organism, population, communi...

How does internal fertilization facilitate life on land? - ANSWERInternal fertilization allows the sperm to reach the egg without either gametes drying out If a hermaphrodite self-fertilizes will the offspring by identical to the parent? Explain? - ANSWERNo. Owing to random assortment of chromoso...

homology - ANSWERsimilarity due to common ancestry - phenotype properties homoplasy (convergence) - ANSWERsimilarity due to independent evolution. Adaptations due to an environment. The mammal Humpback Whale and the fish Whale Shark both have dorsal fins - not because of any common ancestry. p...

An autotroph is an organism that - ANSWERextracts energy from organic sources and relies on the energy produced by other organisms as an energy source. What processes are required for the complete oxidation of glucose? - ANSWERGlycolysis, pyruvate oxidation, and the Krebs cycle. What is NOT a ...

Which of the following statements about natural selection is true? - ANSWERNatural selection favors individuals that reproduce more than others. Which term describes a trait that increases an individual's ability to survive in a particular environment? - ANSWERadaptation Which term describes ...

Early photosynthetic bacteria generated free oxygen as a by product of the chemical splitting of water - ANSWERWhich statement about oxygen levels on Earth is true? Dd is a gentotype - ANSWERMale earwigs that are DD at a locus have greater success in mating than those that are Dd or dd. Which sta...

define homeostasis - ANSWERinternal environment risk kept constant in the face of changes in external environment define diffusion - ANSWERmovement of solutes hi-lo can diffusion reach equilibrium? - ANSWERyes, still movement define osmosis - ANSWERmovement of water hi-lo facilitated dif...

Hydrogen Bonds - ANSWERTwo molecules are bonded together due to the attraction of their opposite, yet partial charges. Polar Covalent - ANSWERTwo atoms are bonded together when valence electrons are shared between the two. The electrons spend more time circulating around the nucleus of the first ...

Methylation and acetylation, which involve chemical tags covering DNA and histones, respectively, each contribute to the... - ANSWEREpigenome What is the difference between the DNA code and epigenome? The DNA code is _____. - ANSWERFixed for life, while the epigenome is flexible. Consider the ...

Polysacchrides - ANSWERchains of many sugars (type of carbohydrate) Cellulose - ANSWERthe lineup of glucose molecules. (type of carbohydrate) it is harder to break these bonds. found in plant cell walls provide structure Chitin - ANSWERmakes up external skeleton of lobsters and instects ...

An unlearned behavior directly linked to a stimulus that is carried to completion once initiated and is essentially unchangeable is _____. 1. one that requires parental teaching 2. operant conditioning 3. a conditioned response 4. not species specific 5. a fixed action pattern - ANSWERa fixed...

Endothermic Fish: rete mirable - ANSWERBluefin tuna, swordfish; heart pumps blood to gills; cold blood flows from gills to body in superficial arteries; arterial blood flowing into muscles warmed by venous blood flowing out of muscles Torpor - ANSWERState of reduced metabolic activity in which th...

Evolution - ANSWER"descent with modification"; the view that all organisms are related through descent from another ancestor that lived in the remote past Fossils - ANSWERremains or traces of organisms from the past, usually found in sedimentary rock (one of three main rock groups) Strata - ...

Purpose of this experiment - ANSWERto create a genomic library of A. fischeri to create a restriction map of the plasmid - containing lux operon Overview of experiment in order - ANSWER1. Isolate chDNA from A. fischeri 2. Analyze purity and determine concentration 3. Restriction digestion / S...