Biology 1107 - Study guides, Class notes & Summaries

Uconn ECE Exam with answers- Biology 1107/1108

What is the difference between a compound and a molecule? - Answer-Chemical bond = molecule crystalline structure or atom by itself -- not a molecule 1 A molecule consists of two more atoms, which can be the same or different types of atom, that are linked by a chemical bond. A molecule of H2 or O2 is still a molecule, but not a compound. 2. A compound is usually a molecule as well. To be a compound, it has to have two different types of atoms, such as H2O. 3. Some compounds like NaCl are ...

Cells - Basic unit of life Tissues - Cambos of cells with common function Several tissues together - Organ Organs working cooperatively - Organ system The whole shebang, all the organ system working together - Organism Cells have 4 common components - Plasma Membrane (fluid mosaic, Barrier, intergral proteins are embedded), Cytoplasm, DNA (genetic material of cells), Ribosomes (RNA + protein used for protein synthesis) What is not a common component for Cells - Cell wall Two types of ce...

UConn Biology 1107 Final Exam 2024

BIOL 1107 UCONN ECE Biology 1107 Final Exam 2024

BIOL 1107 UCONN ECE Biology 1107 Final Exam Questions and Answers Review 2024

Which of the following factors influence the rate at which molecules can diffuse? A. Temperature B. Pressure differential C. Mass of molecule D. Gradient size - Answer-ABCD A red blood cells is placed in a solution that has a higher concentration of impermeable solutes than inside of the cell. What is the result? A. Cell will increase in size B. Cell will decrease in size C. Cell will swell and burst D. Nothing - Answer-B. Water flows from low to high concentration What prevents conce...

Biology 1107 Exam 4 Study Guide (University Of Connecticut)

Biology 1107 Final Exam Study Guide (University Of Connecticut) 2024 along the length of the axon c. Action potential needs to be regenerated by the presence of more voltage gated sodium and potassium channels along the length of the axon d. So if axon is damaged, you would not have transmission of AP, it would never drive at the axon terminal and never release a neurotransmitter e. Myelin- a fatty cell type that wraps around the axon, allowing for jumping of action potential alon...

Light Microscope - -visible light is passed through a specimen Magnification - -ratio of image to real size Resolution - -image clarity Contrast - -difference in brightness Cell fractionation - -Takes cells apart -separate organelle -Determine function of organelles Prokaryotic Cell - -NO nucleus -DNA is unbound region (nucleoid) Eukaryotic cells - -DNA is in nucleus -membrane bound organelles -larger then prokaryotic cells The Nucleus - -Cell's genes -DNA in chromosomes Nucleolus...