Honors Biology Study Guide for Final Exam
... relate the first and second law of thermodynamics to their implications for living systems explain how enzymes catalyze chemical reactions and what factors may affect the rate explain the effects of temperature, pH, salinity and inhibitors on enzyme activity compare and contrast the different mechan ...
... relate the first and second law of thermodynamics to their implications for living systems explain how enzymes catalyze chemical reactions and what factors may affect the rate explain the effects of temperature, pH, salinity and inhibitors on enzyme activity compare and contrast the different mechan ...
Microbiology 20 Study Guide – Exam #1
... 1. What disease is associated with Helicobacter pylori? 2. Indicate the 2 major phyla of Gram-positive bacteria. 3. Indicate 2 ways in which archaea differ from bacteria. ...
... 1. What disease is associated with Helicobacter pylori? 2. Indicate the 2 major phyla of Gram-positive bacteria. 3. Indicate 2 ways in which archaea differ from bacteria. ...
Systems Biology at Harvard Medical School
... Dramatic progress in engineering biological materials and cells to provide useful products Biology is an extraordinarily powerful technology. Biological systems have produced all of the fossil fuels we use today, as well as producing building materials and food from air, a handful of minerals, and ...
... Dramatic progress in engineering biological materials and cells to provide useful products Biology is an extraordinarily powerful technology. Biological systems have produced all of the fossil fuels we use today, as well as producing building materials and food from air, a handful of minerals, and ...
electron microscope observations on frozen
... damaged by ice crystallization but at the periphery of the blocks the cell structure is well preserved. In such peripherally located cells, elements of the endoplasmic reticulum (ER), Palade's granules, homogeneously dense mitochondria, and nuclear envelopes and pores, can be demonstrated without po ...
... damaged by ice crystallization but at the periphery of the blocks the cell structure is well preserved. In such peripherally located cells, elements of the endoplasmic reticulum (ER), Palade's granules, homogeneously dense mitochondria, and nuclear envelopes and pores, can be demonstrated without po ...
Bacterial growth
... Growth factors are organic compounds such as amino acids, purines, pyrimidines, and vitamins that a cell must have for growth but cannot synthesize itself. Organisms having complex nutritional requirements and needing many growth factors are said to be fastidious. The Major Elements Trace Elements ...
... Growth factors are organic compounds such as amino acids, purines, pyrimidines, and vitamins that a cell must have for growth but cannot synthesize itself. Organisms having complex nutritional requirements and needing many growth factors are said to be fastidious. The Major Elements Trace Elements ...
Regulation of Lung Ion Transport Faculty: O`Grady, Ingbar This
... molecular basis of ion transport in lung epithelial cells and lung alveolar solute and solvent flux during lung development and after lung injury; and the biochemical regulation of transport proteins. Dr Doug Wangsteen, Professor of Physiology, assists in measurements of transport in intact lungs an ...
... molecular basis of ion transport in lung epithelial cells and lung alveolar solute and solvent flux during lung development and after lung injury; and the biochemical regulation of transport proteins. Dr Doug Wangsteen, Professor of Physiology, assists in measurements of transport in intact lungs an ...
osmosis
... 4. Net diffusion moves down the concentration gradient from areas of _________concentration to areas of __________concentration. 5. Eventually the two sides will come to equilibrium. What is equilibrium? ...
... 4. Net diffusion moves down the concentration gradient from areas of _________concentration to areas of __________concentration. 5. Eventually the two sides will come to equilibrium. What is equilibrium? ...
ears: the vestibuloauditory system
... The saccule and the utricle are composed of a very thin connective tissue sheath lined with simple squamous epithelium. The two maculae in the wall of the saccule and utricle are small sensory areas of columnar neuroepithelial cells innervated by branches of the vestibular nerve. Both maculae are si ...
... The saccule and the utricle are composed of a very thin connective tissue sheath lined with simple squamous epithelium. The two maculae in the wall of the saccule and utricle are small sensory areas of columnar neuroepithelial cells innervated by branches of the vestibular nerve. Both maculae are si ...
Cells and Tissues
... 2.1 Cells and Tissues Cells are composed of their cytoplasm, which includes the cytosol and organelles; the nucleus and the surrounding plasma membrane. You should know that the plasma membrane is a double layer of phospholipid molecules and that these molecules have a hydrophilic end and a hydro ...
... 2.1 Cells and Tissues Cells are composed of their cytoplasm, which includes the cytosol and organelles; the nucleus and the surrounding plasma membrane. You should know that the plasma membrane is a double layer of phospholipid molecules and that these molecules have a hydrophilic end and a hydro ...
Do you agree or disagree?
... How does cell size affect the transport of materials? The ratio of surface area to volume limits the size of a cell. In a smaller cell, the high surface-area-to-volume ratio allows materials to move easily to all parts of a cell. ...
... How does cell size affect the transport of materials? The ratio of surface area to volume limits the size of a cell. In a smaller cell, the high surface-area-to-volume ratio allows materials to move easily to all parts of a cell. ...
Nervous System
... wave of opening ion channels moves down neuron signal moves in one direction flow of K+ out of cell stops activation of Na+ channels in wrong direction ...
... wave of opening ion channels moves down neuron signal moves in one direction flow of K+ out of cell stops activation of Na+ channels in wrong direction ...
Metabolism-Antibiotic Sensitivity
... protein initiation factors. The codon AUG is the initiation signal in mRNA and is recognized by the anticodon of fMet-tRNA. A 50S ribosomal subunit is subsequently added to form a 70S initiation complex, and the bound GTP is hydrolyzed. In the elongation phase of protein synthesis, amino acids are a ...
... protein initiation factors. The codon AUG is the initiation signal in mRNA and is recognized by the anticodon of fMet-tRNA. A 50S ribosomal subunit is subsequently added to form a 70S initiation complex, and the bound GTP is hydrolyzed. In the elongation phase of protein synthesis, amino acids are a ...
Biogenesis and origin of thylakoid membranes
... of the light harvesting complex into the thylakoid membrane might play an important role in this structural reconstruction [43]. This early speculation was supported recently by Simidjiev and coworkers, who showed that delipidated light harvesting complexes would restructure into ordered lamellae by ...
... of the light harvesting complex into the thylakoid membrane might play an important role in this structural reconstruction [43]. This early speculation was supported recently by Simidjiev and coworkers, who showed that delipidated light harvesting complexes would restructure into ordered lamellae by ...
An Introduction to the Cytoskeleton.
... be some overlap in the function of the myosin I family, but much more work is needed to establish why the cell expresses so many types. The function of myosin I is cell locomotion is not certain but it may be to help attach the growing filaments to the plasma membrane and to guide them over it. ...
... be some overlap in the function of the myosin I family, but much more work is needed to establish why the cell expresses so many types. The function of myosin I is cell locomotion is not certain but it may be to help attach the growing filaments to the plasma membrane and to guide them over it. ...
Broad spectrum drugs
... channels in the cell wall called porin – then the ßlactam ring binds to and inhibits the transpeptidase enzyme cell wall synthesis gets arrested and the cell dies. So in order to be effective, the β-lactam penicillin must: a) Penetrate the cell layers b) Keep its ß-lactam ring intact c) Bind the t ...
... channels in the cell wall called porin – then the ßlactam ring binds to and inhibits the transpeptidase enzyme cell wall synthesis gets arrested and the cell dies. So in order to be effective, the β-lactam penicillin must: a) Penetrate the cell layers b) Keep its ß-lactam ring intact c) Bind the t ...
The Development of the Cnidoblasts of Hydra
... The Golgi complex is located near the nucleus and is relatively small (Fig. 7). It consists of flattened sacs in parallel array, clusters of small spherical vesicles, and a few larger vacuoles. Its organization is therefore very similar to the Golgi complex of vertebrate cell types described by Dalt ...
... The Golgi complex is located near the nucleus and is relatively small (Fig. 7). It consists of flattened sacs in parallel array, clusters of small spherical vesicles, and a few larger vacuoles. Its organization is therefore very similar to the Golgi complex of vertebrate cell types described by Dalt ...
Key Strengths and Weaknesses of 3D Models Advantages
... Animal models • Animal models provide definitive tests of the importance of specific molecules and processes • There can, however, be puzzling discrepancies between conclusions from gene ablation studies ...
... Animal models • Animal models provide definitive tests of the importance of specific molecules and processes • There can, however, be puzzling discrepancies between conclusions from gene ablation studies ...
Neurons
... • Synapse: at least 2 neurons will be involved – sensory and motor. Sometimes there is more than 1 synapse as connector neurons may also be involved • Motor neuron: takes impulses to the effector • Effector: receives impulse and carries out a response (eg movement, change in activity) Spinal reflex ...
... • Synapse: at least 2 neurons will be involved – sensory and motor. Sometimes there is more than 1 synapse as connector neurons may also be involved • Motor neuron: takes impulses to the effector • Effector: receives impulse and carries out a response (eg movement, change in activity) Spinal reflex ...