Shape of hydrocarbons Study guides, Revision notes & Summaries

Absorption - correct answers When tissue is penetrated by, or absorbs, a dye solution and becomes colored without any other change or chemical reaction occurring. An example is the absorption of oil red O or Sudan black B by fat Achromatic - correct answers Without color, or not easily stained. In microscopy, achromatic lenses are corrected for two colors, red and blue. This helps produce images free of chromatic aberrations Acid mucosubstances - correct answers a term used to include bot...

Fire Extinguishing Questions and Answers 100% Pass prior to sqeezing the handle of a dry chemical fire extinguisher, the nozzle should be aimed At the base of the fire water type extinguishers exposed to weather below 40 degrees require____to be added Anti- freeze extinguishers suitable for class D fires can be identified by a_____containing the letter D Yellow star Class K fires involve High temperature cooking oils, such as vegetable or animal oils and fats The acronym fo...

HESI A2 ENTRANCEEXAM FOR CHAMBERLAINCOLLGE OF NURSING 2023 QUESTIONSWITH ANSWERS ANATOMY AND PHYSIOLOGY (A&P) Which is an anterior muscle? A. Gluteus maximus B. Quadriceps femoris C. Biceps femoris D. Adductor magnus How might the headrest on a car prevent traumatic injury? A. By limiting hyperflexion of the neck B. By limiting hyperextension of the neck C. By reducing vertebral compression D. By preventing disc degeneration Which might you expect to see in a whiplash injury? ...

What is the ground state electron configuration of carbon? A. 1s22s22px1 B. 1s22s22px2 C. 1s22s22px12py1 D. 1s22s22px22py1 2. Which of the following has (have) the same electron configuration as Ne? Na- Mg2+ O2- Mg+ A. Na-andO2- B. Mg2+ and O2- C. Mg+ and O2- D. only Mg2+ Accessibility: Keyboard Navigation Bloom's Level: 3. Apply Chapter: 01 Difficulty: Medium Gradable: automatic Section: 01.01 Subtopic: Periodic table trends Topic: Structure and Bonding Accessibility: Keyboard Naviga...

UWCSEA IB Biology 2025 - A2.1 Origins of Cells with Complete Solutions A2.1.1—What were the conditions on early Earth? What pre-biotic (pre-life) carbon compounds were present? there was a lack of free oxygen; and therefore no ozone to protect from UV radiation; so high levels of UV penetrated and reached the Earth's surface; there were much higher concentrations of carbon dioxide; and methane; resulting in higher temperature; The conditions may have caused a variety of carbon com...

Principles of Biology Exam Questions And Correct Answers 2024 Update What are the monomers and polymers of proteins called? - Answer -Monomers- nucleotides Polymers- macromolecules What are some functions of proteins? - Answer -Enzymes- speed up biochemical reactions Structural proteins- provide physical stability and movement Defensive proteins- recognize and respond to nonself substances Draw and label the parts of an amino acid. - Answer -Amino acid has both a carboxyl functiona...

SJ Singer and G Nicolson - 1972- proposed that membrane proteins are dispersed, individually inserted into phospholipid bilayer with their hydrophilic regions protruding Fluid Mosaic Model - -behaves like liquid -contains numerous diff. types of proteins -not held in one place, constantly moving Proteins - embedded in the membrane need to have amino acids that interact with water/ repel water to be inside the membrane Membrane Fluidity - -membranes are locked in place -held together by h...

Module 1 Portage Exam Questions And Answers 100% Solved what is microbiology - answerthe study of microbes (microorganisms and viruses) and their biological processes what is the smallest biological unit of life - answercell what is a macromolecule - answera complex molecule that is composed from smaller subunits what are the four main types of macromolecules - answerProteins, nucleic acids, lipids and polysaccharides what various functions do proteins have in the cell - answer-facilita...

Module 1 Portage Exam Questions And Answers 100% Solved what is microbiology - answerthe study of microbes (microorganisms and viruses) and their biological processes what is the smallest biological unit of life - answercell what is a macromolecule - answera complex molecule that is composed from smaller subunits what are the four main types of macromolecules - answerProteins, nucleic acids, lipids and polysaccharides what various functions do proteins have in the cell - answer-facilita...

Bio 1201 exam 2 gregg Questions With 100% Correct Answers transport proteins - answerare responsible for controlling passage across the membrane fluid mosaic model - answerThe membrane is a mosaic of protein molecules bobbing in a fluid bilayer of phospholipids fatty acid tails - answernonpolar, hydrophobic fatty acid heads - answerhydrophilic, polar periphial proteins - answerbound to the surface of the membrane integral proteins - answerpenetrate the hydrophobic core (ones that span th...