Ultrastructure Study guides, Class notes & Summaries

A-Level Biology – OCR Actual Exam Questions 2024. What is a light microscope used for? - CORRECT ANSWER Observing living and dead specimins What are the pros and cons of a light microscope? - CORRECT ANSWER Pros: Cheap, portable, easy to use, can study living specimens. Cons: Limited magnification, poor resolution. What is a laser scanning confocal microscope used for? - CORRECT ANSWER Creating a high resolution, high contrast image, at different depths of the specimen. What is a...

What 4 ways do you examine the body? Correct Answer Inspection, Palpation, Auscultation and Percussion Inspection Correct Answer Seeing the body Palpation Correct Answer to examine by touch Auscultation Correct Answer Listening with a stethoscope Percussion Correct Answer taking hands and beating over certain parts of body Medical Imaging Correct Answer methods of viewing the inside of the body without surgery, i.e. radiology Gross Anatomy Correct Answer Study of structures tha...

1) When biologists wish to study the internal ultrastructure of cells, they can achieve the finest resolution by using A) a phase-contrast light microscope. B) a scanning electron microscope. C) a transmission electronic microscope. D) a confocal fluorescence microscope. E) a super-resolution fluorescence microscope. - correct answer C 2) The advantage of light microscopy over electron microscopy is that A) light microscopy provides for higher magnification than electron microscopy. B...

OCR A Level Biology Exam| Questions With Verified Answers | Graded A| 2024 What is a light microscope used for? Correct Answer Observing living and dead specimins What are the pros and cons of a light microscope? Correct Answer Pros: Cheap, portable, easy to use, can study living specimens. Cons: Limited magnification, poor resolution. What is a laser scanning confocal microscope used for? Correct Answer Creating a high resolution, high contrast image, at different depths of the specime...

Biology is often approached on the basis of levels that deal with fundamental units of life. At the level of molecular biology, for example, life is regarded as a manifestation of chemical and energy transformations that occur among the many chemical constituents that compose an organism. As a result of the development of increasingly powerful and precise laboratory instruments and techniques, it is possible to understand and define with high precision and accuracy not only the ultimate physioch...

BIOS 251 ANATOMY AND PHSIOLOGY LATEST EXAM 1.What 4 ways do you examine the body? Inspection, Palpation, Auscultation and Percussion 2.Inspection Seeing the body Brainpower / 0:54 3.Palpation to examine by touch 4.Auscultation Listening with a stethoscope 5.Percussion taking hands and beating over certain parts of body 6.Medical Imaging methods of viewing the inside of the body without surgery, i.e. radiology 7.Gross Anatomy Study of structures that can be seen with the naked e...

BIOS 1300 EXAM 1 QUESTIONS WITH CORRECT ANSWERS Hierarchy of complexity - Answer-atom, molecule, macromolecule, organelle, cell, tissue, organ, organ system, organism Necessary Life Functions - Answer-maintaining boundaries, movement, responsiveness, digestion, metabolism, excretion, reproduction, growth situs inversus - Answer-reversed position of organs body examination - Answer-inspection, palpation, auscultation, and percussion Gross Anatomy - Answer-Study of structures that ...

Anatomy Physiology- The Unity of Form and Function Chapter 1 Qs& As Anatomy - ANS-The study of structure Physiology - ANS-The study of function Inspection - ANS-Looking at the body's appearance as in performing a physical examination or making a clinical diagnosis from surface appearance Palpation - ANS-Feeling a structure with the hands, such as taking a pulse Auscultation - ANS-Listening to the natural sounds made by the body, such as heart and lung sounds Percussion - ANS-The exami...

This document contains detailed notes and images of all OCR AS-level specification organelles. It received a good grade and was a homework document. It was beneficial during revision. I hope it is also helpful for you too :)

What is a plasmid and why is it important to humans? - correct answer Plasmids are small rings of DNA found in a bacterial cells that humans can alter in a process called genetic engineering What is the cytoplasm? - correct answer A jelly-like structure in which chemical reactions take place What is different about the location of DNA in a bacterium compared to a plant cell? - correct answer In a bacterium cell the DNA is found within the chromosomal material in the cytoplasm In a p...