5 Written Questions
5 Matching Questions
- cell theory
- covalent bond
- a A cell characterized by the presence of a nucleus and other membrane-bound organelles. either unicellular (protists) or multicellular (fungi, plants and animals).
- b idea that all living things are composed of cells, cells are the basic units of structure and function in living things, and new cells are produced from existing cells
- c describes a cell that does not have a nucleus or anyother membrane-covered organelles; also called bacteria.
- d bond formed by the SHARING of electrons between atoms
- e has a high pH, accepts H(+) ions
5 Multiple Choice Questions
- weak bond formed by the attraction of positively charged hydrogen atoms to negatively charged atoms
- A substance that cannot be broken down into simpler substances
- large molecules
- two or more atoms held together by covalent bonds
- A polymer (chain) of many amino acids linked together by peptide bonds.
5 True/False Questions
polarity → long chains of monomers
hydrophobic → "water hating"
organic molecule → A molecule that has electrically charged areas.
monomers → building blocks of polymers
monosaccharide → single sugar molecule