Biology 101 - Chapters 1-4 questions and answers 100% verified.

Biology 101 - Chapters 1-4 questions and answers 100% verified. Saturated fat - correct answers.Have a single bond between the carbons Triglycerides - correct answers.Fatty acids (3) are attached to a glycerol backbone What functions do carbs have in living organisms? - correct answers.Monosaccharides are a major energy source. The polysaccharides starch and glycogen are storage forms for energy. Cellulose is what plant cell wall are made of (structure) Polysaccharide - correct answers.Many monosaccharides in a long, sometimes branched chain; starch, glycogen and cellulose are examples Disaccharide - correct answers.Two monosaccharides connected together; sucrose, maltose, lactose are examples Monosaccharide - correct answers.Simple sugars that are monomers of carbohydrates; glucose, fructose are examples Covalent Bond - correct answers.Relative strength: Strong Share electrons between atoms Hydrogen bond - correct answers.Relative strength: Weak Hydrogen bonds are weak electrical interactions between neighboring polar molecules (molecules with an uneven distribution in charge) Ionic Bond - correct answers.Relative strength: Middle Ionic bonds are a result of an attraction between two oppositely charged ions Steroid - correct answers.All have basic four ring structure, they differ in what kinds of groups are attached to the rings What functions do steroids have in living organisms? - correct answers.Some are hormones (signaling molecules) such as testosterone and estrogen. Cholesterol is a component of cell membrane (structure). What are the building blocks of proteins? - correct answers.Amino groups and carboxyl groups What is the bond that connects the amino acids together in protein? - correct answers.Peptide bond, connecting the amino group of one amino acid to the carboxyl group of another one What functions do proteins have in living organisms? - correct answers.1. Structures 2. Enzymes 3. Storage What are the three parts of the monomer unit for nucleic acids? - correct answers.1. A sugar 2. Phosphate group 3. Nitrogenous base What element is found in nucleic acids that hasn't been found in any other class of molecule? - correct answers.Phospherous Name three similarities between DNA and RNA polymers? - correct answers.1. Both DNA and RNA are polynucleotides 2. Both have the same phosphate group 3. Both use A, C and G bases Name three differences between DNA and RNA polymers? - correct answers.1. DNA uses T, while RNA uses US as a base 2. The sugars differ between them 3. And DNA is usually double stranded, while RNA is usually single stranded What functions do nucleic acids have in living organisms? - correct answers.Genetic information: The instructions for making proteins Scientific study - correct answers.Science is an approach to understanding the natural world by studying structures and processe Discovery science - correct answers.Describing the natural world with verifiable data Hypothesis-driven science - correct answers.Scientists ask specific questions and seek explanations Pseudoscience - correct answers.A collection of beliefs or practices mistakenly regarded as being based on scientific method Theories - correct answers.A comprehensive explanation supported by abundant evidence, and it is general enough to spin off many new testable hypotheses Hypothesis - correct answers.Is a tentative answer to a question - a proposed explanation for a set of observations