Biology 5236 Praxis (Cell Biology. Cell
Structure and Function part)
What is considered the central atom of organic compounds - answer carbon
how many valence electrons does carbon have - answer4
what kind of bonds does carbon form - answer covalent
organic molecules contain what - answer carbon and hydrogen
are organic compounds more or less soluble in water than inorganic compounds? -
answerless
four classes of organic compounds - answer carbohydrates, lipids, proteins, nucleic
acids
do inorganic molecules have carbon and hydrogen - answerno
what do inorganic compounds include - answer salt and metals
what are chemical bonds - answerthe attractive forces that hold atoms together
types of chemical bonds - answercovalent, ionic and metallic
how are covalent bonds formed - answersharing of electrons between two atoms
what are intermolecular forces - answerattractive forces between molecules
types of intermolecular forces - answerLondon dispersion, dipole-dipole, hydrogen
bonding
what are hydrogen bonds - answerattractive forces between molecules containing
hydrogen atoms covalently bonded to oxygen, fluorine or nitrogen
what bond binds the two strands of a dna molecule - answerhydrogen
how many hydrogen bonds join each adenine and thymine - answer2
how many hydrogen bonds join each cytosine and guanine - answer3
what is the energy source for most cellular functions - answerATP
, each ATP molecule consists of what - answera nucleotide with a central ribose sugar
flanked by a purine base and a chain of three phosphate groups
when adenine is joined to ribose what is formed - answeradenosine
does water have a high surface tension - answeryes
why does water have a high surface tension - answerdue to the cohesion between
water molecules from the hydrogen bonds between the molecules
the ___ of water is due to its polarity - answeradhesion
water is considered what - answerthe universal solvent
water is most dense at what degree - answer4 degrees C
water has a high what - answerspecific heat
what are macromolecules - answerlarge molecules made up of smaller inorganic
molecules
4 classes of macromolecules - answercarbohydrates, lipids, proteins, nucleic acids
monomers of carbohydrates - answersimple sugars
monomers of proteins - answeramino acids
what are carbohydrates, proteins and nucleic acids - answerpolymers
amino acids form what before becoming a protein - answerpolypeptide chains
monomer of nucleic acids - answernucleotides
lipids are typically classified as what - answerfats, phospholipids, or steroids
autotrophs that use light to produce energy use what as a biochemical pathway -
answerphotosynthesis
where does photosynthesis take place in eukaryotic autotrophs - answerchloroplasts
prokaryotic autotrophs that use inorganic chemical reactions to produce energy use
what as a biochemical pathway - answerchemosynthesis
heterotrophs use what for energy - answercellular respiration
Structure and Function part)
What is considered the central atom of organic compounds - answer carbon
how many valence electrons does carbon have - answer4
what kind of bonds does carbon form - answer covalent
organic molecules contain what - answer carbon and hydrogen
are organic compounds more or less soluble in water than inorganic compounds? -
answerless
four classes of organic compounds - answer carbohydrates, lipids, proteins, nucleic
acids
do inorganic molecules have carbon and hydrogen - answerno
what do inorganic compounds include - answer salt and metals
what are chemical bonds - answerthe attractive forces that hold atoms together
types of chemical bonds - answercovalent, ionic and metallic
how are covalent bonds formed - answersharing of electrons between two atoms
what are intermolecular forces - answerattractive forces between molecules
types of intermolecular forces - answerLondon dispersion, dipole-dipole, hydrogen
bonding
what are hydrogen bonds - answerattractive forces between molecules containing
hydrogen atoms covalently bonded to oxygen, fluorine or nitrogen
what bond binds the two strands of a dna molecule - answerhydrogen
how many hydrogen bonds join each adenine and thymine - answer2
how many hydrogen bonds join each cytosine and guanine - answer3
what is the energy source for most cellular functions - answerATP
, each ATP molecule consists of what - answera nucleotide with a central ribose sugar
flanked by a purine base and a chain of three phosphate groups
when adenine is joined to ribose what is formed - answeradenosine
does water have a high surface tension - answeryes
why does water have a high surface tension - answerdue to the cohesion between
water molecules from the hydrogen bonds between the molecules
the ___ of water is due to its polarity - answeradhesion
water is considered what - answerthe universal solvent
water is most dense at what degree - answer4 degrees C
water has a high what - answerspecific heat
what are macromolecules - answerlarge molecules made up of smaller inorganic
molecules
4 classes of macromolecules - answercarbohydrates, lipids, proteins, nucleic acids
monomers of carbohydrates - answersimple sugars
monomers of proteins - answeramino acids
what are carbohydrates, proteins and nucleic acids - answerpolymers
amino acids form what before becoming a protein - answerpolypeptide chains
monomer of nucleic acids - answernucleotides
lipids are typically classified as what - answerfats, phospholipids, or steroids
autotrophs that use light to produce energy use what as a biochemical pathway -
answerphotosynthesis
where does photosynthesis take place in eukaryotic autotrophs - answerchloroplasts
prokaryotic autotrophs that use inorganic chemical reactions to produce energy use
what as a biochemical pathway - answerchemosynthesis
heterotrophs use what for energy - answercellular respiration
