Term
| What are the basic building blocks(monomers) of nucleic acids? |
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Definition
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Term
| What is the function of nucleic acids? |
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Definition
| to store and pass along genetic info to the next generation |
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Term
| What are the two types of Nucleic Acids? |
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Definition
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Term
| What happens in a ionic bond? |
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Definition
| electrons are transferred from one atom to another |
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Term
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Definition
| the substance something is dissolved into |
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Term
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Definition
| the substance being dissolved into something |
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Term
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Definition
| an atom of the same element that differ in the number of neutrons they contain |
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Term
| What is increased in concentration when an acid is dissolved in water? |
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Definition
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Term
| Which element is always found in proteins that is never found in carbohydrates? |
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Definition
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Term
| What are some examples of a polysaccharide? |
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Definition
| Starch, cellulose, Glycogen |
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Term
| What are some examples of a lipid? |
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Definition
| Waxes, Oils, Steroids, Fats |
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Term
| What are nucleotides made up of? |
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Definition
| a sugar, a phosphate group, a nitrogenous base |
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Term
| What monomers are Proteins made up of? |
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Definition
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Term
| What is an unsaturated fat? |
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Definition
| a fatty acid chain with one or more double bonds |
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Term
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Definition
a fatty acid chain with a single bond bonding every C
it is holding all the hydrogen it can |
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Term
| What is the range for a basic substance on the pH scale? |
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Definition
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Term
| What is the range for an acidic substance on the pH scale? |
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Definition
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Term
| What is the charge of an atom's nucleus? |
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Definition
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Term
| What do the number of protons in an atom usually equal? |
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Definition
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Term
| What do all isotopes of an element have in common? |
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Definition
| the same chemical properties |
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Term
| What differences do all isotopes of the same element have? |
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Definition
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Term
| What do all chemical reactions involve? |
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Definition
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Term
| What is Carbon's atomic number? |
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Definition
| 4; it has 4 valence electrons |
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Term
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Definition
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Term
| What are the three phases of mass? |
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Definition
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Term
| What does the greek root Mono mean? |
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Definition
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Term
| What does the Greek root Poly mean? |
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Definition
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Term
| WHat does the Greek root Mer mean? |
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Definition
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Term
| What does the Greek root Iso mean? |
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Definition
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Term
| What does the Greek root Proto mean? |
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Definition
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Term
| How is an atom different from an element? |
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Definition
| an element is made of atoms |
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Term
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Definition
| a positively charged particle that makes up the nucleus with a neutron |
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Term
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Definition
| a neutrally charged particle that makes up the nucleus with a proton |
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Term
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Definition
| a negatively charged particle that orbits the nucleus |
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Term
| How are compounds different from atoms? |
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Definition
| atoms interact and bond to make them up |
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Term
| What do the number of valence electrons determine in an atom? |
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Definition
| their reactivity; the greater the electrons, the stabler an atom is |
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Term
| How do chemical bonds form? |
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Definition
| electrons interact in the outer shell of electrons in an atom to fill it |
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Term
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Definition
| bonds formed when electrons are shared between atoms |
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Term
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Definition
| a bond formed when one or more electrons are transferred from one atom to another |
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Term
| What does a Chemical Formula tell you? |
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Definition
| It tells what elements are present in a molecule and how many atoms of each element are present. |
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Term
| What does it mean to say that water is a polar molecule? |
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Definition
| it has poles/polarity due to the unequal distribution of electrons just like a magnet does |
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Term
| What are some unique properties of water molecules? |
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Definition
it gets less dense as it freezes and floats when it is frozen
it sticks together, with adhesion and cohesion
it has surface tension |
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Term
| How does solution differ from suspension? |
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Definition
| a solution is when a substance has dissolved into the water, a suspension doesn't allow the substance to dissolve completely |
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Term
| What is happening when the pH falls from pH 6 to pH 4? |
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Definition
| the solutions is becoming more acidic, the H+ are increasing |
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Term
| What are the 4 Organic Compounds? |
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Definition
-Lipids
-Carbohydrates
-Nucleic Acids
-Proteins |
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Term
| What are organic chemicals based on? |
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Definition
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Term
| What elements are typically found with C? |
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Definition
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Term
| What are the monomers that make up carbohydrates? |
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Definition
| carbon, hydrogen, and oxygen |
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Term
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Definition
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Term
| Why can we digest starch, but not cellulose? |
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Definition
| Because we don't have the enzymes in our bodies to get nutrition from it |
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Term
| What is the function of Carbohydrates? |
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Definition
they are structural building blocks
they are the main source of energy fro living things |
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Term
| What is the Function of Lipids? |
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Definition
they waterproof
steroids serve as chemical messengers
they insulate and protect organs
they store energy |
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Term
| What are the functions of Carbohydrates? |
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Definition
they are the main source of energy fro most living things
they are structural building blocks |
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Term
| What is the function of Lipids? |
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Definition
they waterproof
they insulate and protect organs
they store energy
steroids are chemical messengers |
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Term
| What are the functions of Proteins? |
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Definition
some are enzymes, controlling the rate of reactions
some transport substances like hemoglobin
some fight disease- antibodies
some are structural, forming muscles, tendons, fingernails, hair, bones, etc. |
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Term
| How do enzymes speed up chemical reactions? |
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Definition
| they serve as a site for the chemical reactions to take place and lower the activation energy |
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Term
| What do steroids serve as? |
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Definition
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