Cytosine Study guides, Class notes & Summaries

histones are rich in which 2 AA's (Ans- lysine & argenine Barr bodies (what, type of chromatin) (Ans- inactive X chromosomes heterochromatin (highly condensed, sterically inaccessible) less condensed, transcriptionally active, sterically accessible chromatin (Ans- euchromatin DNA methylation at CpG islands (Ans- represses transcription "CpG Methylation makes DNA Mute" DNA methylation (what is methylated and why?) (Ans- template strand cytosine and adenine are methylate...

Macromolecules: Carbohydrate, Lipid, Nucleic Acid, Protein, Enzyme Carbohydrate: Sugars and starches which body breaks down to glucose ● Structural function: cellulose and chitin ● Energy storage: amylose, amylopectin, glycogen ● Recognition molecules: glycoproteins and glycolipids Lipids: Fatty acids and their derivatives that are soluble in water ● H and C and main components ● Fats ● Hydrophobic- thus help separate aqueous compartments ● Store energy (fats, oils, adip...

Science Bowl Biology Questions and Answers 100% Pass The purine bases are: A. adenine and guanine B. adenine and cytosine C. thymine and cytosine D. uracil, thymine, and cytosine A 2. Four chromatids would be considered a: A. mutation B. non-disjunction C. tetrad D. synapses C 3. Which of the following is NOT in the class insecta: A. bees B. moths C. fireflies D. spiders D 4. Plant cells differ from animal cells in that only plant cells possess: A. a nucleu...

Portage Learning CHEM 210 exams 1-8 and final exam Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. True Correct! False Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. True Correct! False Question 3 3 / 3 pts True or False: The following functional group is an alcohol. True Correct! False Question 4 3 / 3 pts True or False: In ...

The structure of a strand of DNA. - it is a double helix, like a twisted ladder. the ladder rings are nucleotide subunits and they have a covalent bond to the sugar phosphate backbone (made of deoxyribose and a phosphate group) What are the nucleotide subunits? - adenine, guanine, cytosine, and thymine How are the subunits held together? - through a hydrogen bond What are the nucleotide subunits compliments? - Adenine and thymine cytosine and guanine How does DNA replicate? - the parent s...

Surgical First Assist Exam Questions and Answers 100% Correct Surgical First Assist Exam Questions and Answers 100% Correct Surgical First Assist Exam Questions and Answers 100% Correct The stomach is divided into four anatomic regions: cardia, fundus, body and pyloric. At the distal end of the pyloric sections is the pyloric sphincter discharge, which controls discharge into the duodenum A) True B) False - ANSWER-True Mitochondria A) Provides energy to the cell through cytosine b...

Portage Learning CHEM 210 FINAL EXAM 2024 UPDATED. Question 1 3 / 3 pts True or False: Nitrogen is called the superglue of the chemical world. FALSE Question 2 3 / 3 pts True or False: Large elements, such as strontium, are common in biomolecules. FALSE Question 3 3 / 3 pts True or False: The time it takes for a compound to flow through a metabolic pathway is called the payoff phase. FALSE Question 4 3 / 3 pts True or False: Proteins, carbohydrates, and fats all get broken down i...

AP Biology Unit Test 1: Chemistry of Life Name 1. A feature of organic compounds NOT found in inorganic compounds is the presence of @ ionizing chemical groups electrons @ oxygen @ hydrogen bonds 2. A student analyzed a viral genome and found that the genome had the following nucleotide composition. * 28% adenine * 20% thymine * 35% cytosine * 17% guanine ‘Which of the following best describes the structure of the viral genome? @ Double-stranded DNA @ Double-stranded RNA @ Single...

(MB) ASCP Practice Exam Questions & Answers 2024 Which of the following is not a component of a nucleotide? Phosphate group Anti-codon Ribose sugar Nitrogen base - ANSWER-Anti-codon According to Chargaff's rule of base pairing, adenine pairs with: - ANSWER-Thymine What genes would be screened in a breast cancer panel? - ANSWER-HER2, ERBB2, BRCA1 Next Generation Sequencing uses: - ANSWER-Short sequence reads Purines and pyrimidines differ from each other in that: - ANSWER-Puri...

Portage Learning BIOD 101 Module 1 Exam Requires Respondus LockDown Browser Webcam Essential Biology I with Lab 2022 Module 1 Exam - Requires Respondus LockDown Browser + Webcam Due No due date Points 100 Questions 25 Time Limit 60 Minutes Requires Respondus LockDown Browser Attempt History Attempt Time Score LATEST Attempt 1 60 minutes 59 out of 100 Score for this quiz: 59 out of 100 Submitted Apr 1 at 7:35pm This attempt took 60 minutes. Correct! Correct! Correct! Question 2 4 ...