1 point correct explanation for 1% line must include a discussion of rate; connects concentration of — NaCl with diffusion rate 1 correct explanation for 10% line must include a discussion of rate; connects concentration of — NaCl with diffusion rate Part C 1 statement that water will leave the plant and description of effect this has on plant cell (e.g., loss of turgor, plasmolysis, decrease in cell volume, decrease in central vacuole volume) 1 point concept of osmosis (e.g., movement of water across a selectively permeable membrane (cell or cell membrane) from solution with lower solute concentration (hypotonic) to solution with higher solute concentration (hypertonic) 1 explanation that water moves from solution with higher (more positive/less negative) water potential (ψ) to solution with lower (more negative) water potential (ψ) 1 point explanation of how water loss can cause decreased crop production (e.g., stomates close, transpiration stops, photosynthesis stops, decreased metabolism) Energy and Metabolism Short Free Response Page 19 – Cell and Heredity Short Free Response Page 25 – Molecular Genetics Short Free Response Page 30 – SIMILARITIES Synthesize DNA in 5’ to 3’ direction (DNA polymerase III can only work in 2 POINTS MAXIMUM one direction) Use RNA primers to initiate replication (primase, DNA polymerase III must have a started sequence to be functional) Both have RNA primers replaced with DNA (DNA polymerase I)
1 point correct explanation for 1% line — must include a discussion of rate; connects concentration of NaCl with diffusion rate 1 correct explanation for 10% line — must include a discussion of rate; connects concentration of NaCl with diffusion rate Part C 1 statement that water will leave the plant and description of effect this has on plant cell (e.g., loss of turgor, plasmolysis, decrease in cell volume, decrease in central vacuole volume) 1 point concept of osmosis (e.g., movement of water across a selectively permeable membrane (cell or cell membrane) from solution with lower solute concentration (hypotonic) to solution with higher solute concentration (hypertonic) 1 explanation that water moves from solution with higher (more positive/less negative) water potential (ψ) to solution with lower (more negative) water potential (ψ) 1 point explanation of how water loss can cause decreased crop production (e.g., stomates close, transpiration stops, photosynthesis stops, decreased metabolism) Energy and Metabolism Short Free Response – Page 19 Cell and Heredity Short Free Response – Page 25 Molecular Genetics Short Free Response – Page 30 SIMILARITIES 2 POINTS MAXIMUM Synthesize DNA in 5’ to 3’ direction (DNA polymerase III can only work in one direction) Use RNA primers to initiate replication (primase, DNA polymerase III must have a started sequence to be functional) Both have RNA primers replaced with DNA (DNA polymerase I)
comprehensive_review_packet_-_2013_-_megan_chirby.docx