Biology 1000 - Study guides, Class notes & Summaries

HESI A2 HESI A2 TEST BANK QUESTIONS & ANSWERS (100% APPROVED) BEST VERSION 2023 CONGRATULATIONS! By deciding to take the Health Education Systems (HESI A2) Exam, you have taken the first step toward a great future! Of course, there is no point in taking this important examination unless you intend to do your very best in order to earn the highest grade you possibly can. That means getting yourself organized and discovering the best approaches, methods and strategies to master the ...

ACELLULAR LIFE – BIOLOGY Exam (2024) || Questions & 100% Correct Answers ACELLULAR LIFE – BIOLOGY Exam (2024) || Questions & 100% Correct Answers Who discovered the existence of viruses and when? - ANSWER - Charles Chamberland worked with Louis Pasteur to discover viruses in 1884 How did Charles Chamberland discover viruses? - ANSWER - He found that the causative agents of rabies could pass through the porcelain filter with pores of 100-1000 nm. This filter had been used to remove bac...

AQA GCSE Biology paper 1 latest complete test A+ Magnification equation - answers Magnification= image size/actual object size Light microscope- how many um in 1 mm - answers 1000 um light microscope- how many nm in 1 um - answers 1000 nm Light microscope- why can we see the nucleus and cell wall but not the mitochondria - answers Too small and not stained light microscope- how can we see smaller parts of cells - answers An electron microscope has muc...

soluble dye - color molecules dissolved in water color lake - small particle that carries the dye molecules isoamyl acetate - primary compound in banana flavor Which of the following is NOT a method used for proximate analysis of food composition? A. drying to measure moisture content B. Kjeldahl digestion for protein content C. tasting for sweetness as an indication of carb content D. organic solvent extraction for fat content - C Understanding the changes in the quality of produce on t...

QBM Final Exam Questions And Answers With Complete Solutions 2024 Define recombinant DNA technology Using molecular biology technique such as cloning, PCR, restriction enzymes digestion, and gel electrophoresis to take a gene from one source and joint it with another piece of DNA, creating a new recombinant DNA molecule that can be inserted in bacteria and further studied. What are 3 characteristics of DNA ? - Double strand - 5' to 3' directionality - antiparallel - base pairing [ad...

AQA GCSE Combined Science Trilogy : Biology Paper 1 Name the two types of cells Prokaryotic and Eukaryotic What is a prokaryotic cell? A cell without a nucleus Give an example of a prokaryote (Prokaryotic cell) Bacteria What is a eukaryotic cell? cell with a nucleus Give two examples of eukaryotic cells Plant & Animal cells What three sub-cellular structures do plant cells have which animal cells do not? Permanent vacuole, cell wall and chloroplasts What is the function of the nu...

AQA GCSE Biology Paper 1 Graded A+ Magnification equation ️Magnification= image size/actual object size Light microscope- how many um in 1 mm ️1000 um light microscope- how many nm in 1 um ️1000 nm Light microscope- why can we see the nucleus and cell wall but not the mitochondria ️Too small and not stained light microscope- how can we see smaller parts of cells ️An electron microscope has much more resolution and magnification What is osmosis? ️The movement of water ...

QBM Final Exam Questions And Answers With Complete Solutions 2024 Define recombinant DNA technology Using molecular biology technique such as cloning, PCR, restriction enzymes digestion, and gel electrophoresis to take a gene from one source and joint it with another piece of DNA, creating a new recombinant DNA molecule that can be inserted in bacteria and further studied. What are 3 characteristics of DNA ? - Double strand - 5' to 3' directionality - antiparallel - base pairing [ad...

What does insect hemolymph transfer in the body? Nutrients, wastes, hormones, immune cells and peptides, BUT NEVER O2!! What kind of circulatory system do insects have? open circulatory system: hemolymph is in direct contact with tissues Brainpower Read More What is the dorsal vessel? Main circulatory organ of insects. It spans the entire length of an insect's body on the dorsal side. Anterior: aorta. Posterior: heart What are Alary muscles? muscles that hold the heart in...

Contemporary Issues in Biology Exam 1 Quiz Questions and Answers 100% Pass Quizzes on a given topic that are taken after the start of the lecture on that topic are considered late and will receive a grade of zero. - Answer- True Which aspect of scientific methodology best completes the sentence below? ... are objective and make no attempt to explain why the phenomenon is happening. - Answer- Observations Peer reviewers are often individuals who have worked on a particular experiment beca...