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BIO 101 MODULE 1 TEST 1. Organize the following levels of life's hierarchy from MOST inclusive to LEAST inclusive. Hint- BECyPOOOTS.COM - ANSWER 1. Biosphere Ecosystems Communities Populations Organisms Organ System Organs Tissues Cells Organelles Molecules 2. Tissue - ANSWER A group of similar looking cells that work together to perform the same function 3. Ecosystem - ANSWER All the living and no living things in a particular area 4. Ecosystems are charact...

PORTAGE BIOD 101 MODULE PROBLEM SET 1. Why are lipids unique among the biomacromolecules? - ANSWER Lipids are unique among the biomacromolecules because most of them are insoluble in water. Additionally, lipids are not monomers but are assembled from smaller molecules that are chemically linked together. 2. Why are lipids insoluble in water? - ANSWER Lipids are insoluble in water because they are made mostly of non-polar hydrocarbon chains. As water is polar, it will only dissolv...

BIOD 101 MODULE 1 1. What type of ion carries a negative charge? - ANSWER Anions 2. Which organelle of the cell is an extension of the outer membrane of the nucleus and often contains ribosomes? - ANSWER Mitochondria 3. True or False: If false, make the statement true: Passive transport is vital for moving essential nutrients into the cell. Should passive transport stop, the cell would cease to function. - ANSWER False - Active transport is vital for moving essential nutrients into...

BS 161 EXAM 4 LEARN SMART QUESTION AND ANSWERS 1. What are chromosomes made of? DNA, RNA, and proteins DNA and proteins DNA, heterochromatin, and histone proteins DNA DNA and euchromatin - ANSWER DNA and Proteins 2Which of the following sets of materials are required by both eukaryotes and prokaryotes for replication? double-stranded DNA, four kinds of dNTPs, primers, origins of replication topoisomerases, telomerases, polymerases G-C rich regions, polymerases, chromosome...

BS -GI SYSTEM II 1. What is the difference in the bonding between alpha-helix and beta sheets? - ANSWER Hydrogen bonding occurs between the amides of adjacent chains in the sheets instead of between the amides in different parts of the helices. 2. Organic molecules have a carbon backbone and _____ such as -OH and NH2 that can form hydrogen bonds - ANSWER functional groups 3. Phospholipids are made up of: - ANSWER a phosphate, two fatty acids and a glycerol. 4. Proteins are polym...

BS 161 EXAM 3 1. What are chromosomes made of? DNA, RNA, and proteins DNA and proteins DNA, heterochromatin, and histone proteins DNA DNA and euchromatin - ANSWER DNA and Proteins 2. Which of the following is true of DNA during interphase? It is in the form of highly condensed chromosomes and is unavailable for gene expression. It exists as chromatin and is unavailable for gene expression. It exists as chromatin and is less condensed than mitotic chromosomes. It is in th...

BS 161 EXAM 4 STUDY QUESTIONS WITH ANSWERS (LATEST EDITION) 1. How can phosphorylation affect protein function? Select ALL choices that apply A.It can activate some enzymes. B.It can inhibit some enzymes. C.It can provide a site or location on some proteins for other proteins to bind. D.It acts as a coactivator for some proteins. E.It serves as a ligand to activate some receptor - ANSWER A.It can activate some enzymes. B.It can inhibit some enzymes. C.It can provide a site ...

BS 161 Exam 3 STUDY QUESTION WITH 100% ANSWERS 1. Sunlight provides energy for _________ - ANSWER Photosynthesis 2. Which products of the light reactions of photosynthesis that are utilized in the Calvin cycle? - ANSWER ATP and NADPH 3. Functions of Photosystem II only - ANSWER - Oxidation of water - Reduction of electron transport chain between two photosystems 4. Functions of Photosystem I only - ANSWER - Reduction of NADP+ - Oxidation of electron transport chain between two photos...

BS 161 Exam 2 Study Questions with Elaborate Answers (Guarantee Pass) 1. Which products of the light reactions of photosynthesis that are utilized in the Calvin cycle? -ANSWER ATP and NADPH 2. Functions of Photosystem II only -ANSWER - Oxidation of water - Reduction of electron transport chain between two photosystems 3. Functions of Photosystem I only -ANSWER - Reduction of NADP+ - Oxidation of electron transport chain between two photosystems 4. Function of both Photosystems -ANSWE...

BS 161 EXAM 1 STUDY QUESTIONS WITH CORRECT ANSWERS LATEST EDITION 1. What is the difference in the bonding between alpha-helix and beta sheets? - ANSWER Hydrogen bonding occurs between the amides of adjacent chains in the sheets instead of between the amides in different parts of the helices. 2. Organic molecules have a carbon backbone and _____ such as -OH and NH2 that can form hydrogen bonds - ANSWER functional groups 3. Phospholipids are made up of: - ANSWER a phosphate, two f...