Biol 473 exam 2 Study guides, Class notes & Summaries

BIOL 473 Exam 2 Questions And Answers Graded A+ pH formula pH=-log[H+] Buffering Capacity the ability of a substance to resist changes in pH when acids like CO2 are added Sources of CO2 Atmosphere, respiration, solution of mineral carbonates CO2 is lost from solution by Diffusion into the atmosphere, uptake during photosynthesis Photic Zone Where there is enough light to fuel photosynthesis

BIOL 473 Exam 2 Respiratory Questions And Answers With Real Tests What is the respiratory tract divided into? upper and lower tracts What is the upper res tract? nose Nasal cavities Sinuses Pharynx And part of larynx What is lower res tract? larynx Trachea Bronchi Bronchioles Alveolar ducts

Biol 473 Theory Exam 2 Complete Study Solutions With Real Tests Primary pathology problem with secretion in target gland Secondary pathology problem with secretion of trophic hormone Hypothalamic pituitary gonad axis pathway hypothalamus releases gnrh Gnrh signals pituitary gland to release lh and fsh (inhibits gnrh) Lh targets gamete production(females) Lh targets endocrine cells that release steroid and peptide hormones Fsh targets gamete production

BIOL 473 Exam 1 Questions And Answers Verified Study Solutions trp attenuation high trp -ribosome translates unhindered -ribosome blocks RNA polymerase from transcribing sequence 2 -3 and 4 form the attenuator structure, stopping the ribosome from translating and kicks the RNA polymerase off (stops transcription) -terminator structure is more stable due to more H bonds trp attenuation low trp -ribosome stalls at the trp codons in the leader sequence and produces an incomplete leader seque...

pH forumla - CORRECT ANSWER-pH=-log[H+] Buffering Capacity - CORRECT ANSWER-the ability of a substance to resist changes in pH when acids like CO2 are added Sources of CO2 - CORRECT ANSWER-Atmosphere, respiration, solution of mineral carbonates CO2 is lost from solution by - CORRECT ANSWER-Diffusion into the atmosphere, uptake during photosynthesis Photic Zone - CORRECT ANSWER-Where there is enough light to fuel photosynthesis Acid Neutralizing Capacity (ANC) - CORRECT ANSWER-aka ...