BIOL 101- Midterm Exam Guide - Comprehensive Notes for the exam ( 51 pages long!)
Document Summary
Theories in science: scientific theory, broader in scope than a hypothesis, general, can lead to new testable hypotheses, supported by a large body of evidence. Ionic bonds: 2 ions, do(cid:374)"t share electrons, they"re just attra(cid:272)ted to ea(cid:272)h other, weaker than covalent bond because of this, compounds, not molecules, how bonding occurs, electron stripping, ion formation, ionic bond formation. 7. 1: cellular membranes are fluid mosaics of lipids and proteins fluid mosaic model: look at lecture powerpoint, know where organelles are located and where they are created. Membrane characteristics: weak hydrophobic interactions keep membrane intact, membrane components move, lipids move faster than proteins, movement of proteins can be spontaneous, controlled, or absent, movement is influenced by temperature. Membrane structure & function: phospholipids, determine structure, proteins, determine function. 7. 4: active: active transport, carrier proteins are used to move solutes against their concentration gradient, atp supplies the energy.
