Bace exam 2023 - Study guides, Class notes & Summaries

bioethics - applying moral values to decision-making on topics brought up by advances in biology, medicine, and technology biotechnology - the study and manipulation of living things or their components data - information gathered during an experiment genome - an entire set of an organism's genetic information hypothesis - a testable prediction to a scientific question journal - a scientific magazine or periodical where scientists publish their experiments control - an experim...

Clinical Trial- Phase 1 - - Tests drug in healthy individuals - Tests for safety, dosage, and side effects Clinical Trial- Phase 2 - - Tests on larger group of effected individuals - Tests for efficacy and side effects Clinical Trial-Phase 3 - - Tests on new and wider demographic - Tests for long term effectiveness and comparisons with other medications Clinical Trial- FDA Approval - Treatment determined effective and safe for public use Clinical Trial- Phase 4 - - Cont...

NaCl is a: -nonpolar covalent -ionic -polar covalent - ionic H2O is a: -nonpolar covalent -ionic -polar covalent - polar covalent CH4 is a: -nonpolar covalent -ionic -polar covalent - nonpolar covalent What should be used to calculate the amount of compound required to make a solution? - molecular weight What is an example of a carbohydrate and its associated functions? - Example is cellulose. Functions are energy storage, receptors, structure of plant cell...

how much BSA is needed to prepare 50 mL of 5 mg/ml of BSA (w/v)? - (50 mL)(5 mg,mL) = 250 mg a technician is assigned the task of inserting a gene, LanA, into a plasmid to ultimately be expressed as a therapeutic protein in E coli. label the following steps (1-4) in the correct order the technician must perform them to accomplish her task. - 1) design primers to amplify the lanA sequence using polymerase chain reaction (PCR) and perform the PCR reaction 2) digest and provide lanA PCR produ...

The invention of the thermal cycler The use of reverse transcriptase from single-stranded RNA The use of fluorescently-tagged probes for real-time quantitation of PCR products - SIgnificant Advances in PCR include the structure of DNA was described, as well as its method of replication - What happened in the 1950s? the isolation of restriction enzymes - The advent of recombinant DNA technology began with what? it allowed us to manipulate DNA - What did the advent of recombinant DNA t...

safety shower location - toxic/poisonous materials - biohazard - hot surface - don't drink the water - defibrillator or AED location - eye protection required - harmful or irritant - eyewash station - gloves required - fire extinguisher location - first aid station - protective clothing required - corrosive - radioactivity - oxidizer - analytical balance - measure mass autoclave - sterilizes med...

What is an example of a product easily found in nature? - Antibiotic In a biotechnology lab, what is tap water is best used for? - Washing glassware. What is the order of amino acids on a polypeptide chain encoded by? - mRNA How do DNA molecules vary from one species to another? - Number of genes and non-coding regions. What is agar? - Solid media on which bacteria grow. What part of an amino acid differs from one to the other? - R group How can colorless proteins be monitored ...

4.651 x 10^4 written in expanded form is - 46,510 What is 5.78 x 3.13, rounded to the correct number of significant digits? - 18.1 What is 4.202 x 0.806, rounded to the correct number of significant digits? - 3.39 How many grams is 2.6 kg? - 2600 How many milliliters is 0.725L? Group of answer choices - 725 Your supervisor provides you with a 1.0 mg/mL solution of Bovine Serum Albumin (BSA), and asks you to make a 5-step 2-fold serial dilution. What would be the dilution factor a...

running protein gels - vertical gel electrophoresis DNA ligase - joining pieces of DNA running DNA gels - horizontal gel electrophoresis restriction enzymes - digesting DNA DNA polymerase - synthesizes DNA by adding nucleotides one by one DNA helicase - separates DNA into two strands how does immune checkpoint therapy work? - immune checkpoint therapies can stop the immune system's response traditional treatments for cancer such as radiation and chemotherapy w...

what is not considered a significant advance in PCR methodology - the use of agarose gel electrophoresis to visualize amplified products describe DNA ligase - joining pieces of DNA together describe heat stable DNA polymerase - performing PCR reactions describe protease - degrading protein describe restriction enzymes - digesting DNA what is a negative outcome of growing or consuming genetically modified food crops? - decrease genetic diversity bioethics is best des...