RRNA Study guides, Class notes & Summaries

Cell Theory - ANSWER-Discovered in the 17th century 1. All living things are composed of cells 2. The cell is the basic unit of life 3. The chemical reactions of life take place inside the cell 4. Cells arise from only preexisting cells 5. Cells carry genetic information in the form of DNA. This genetic material is passed from parent cell to daughter cell 6 Kingdoms - ANSWER-Bacteria, Archaea, Protista, Fungi, Plantae, and Animalia Prokaryotic - ANSWER-"before nucleus", lacks a memb...

Exocytosis release of substances out a cell by the fusion of a vesicle with the membrane. Endocytosis Uptake of materials into the cell Endocytosis: Pinocytosis "Cell drinking" Endocytosis: Phagocytosis "Cell eating" Cell Membrane "Plasma Membrane" Surrounds the cell Composed of phospholipid & protein Semi-permable provides a selective barrier that regulates transport of substances into and out of the cell. Cytoplasm "Cytosol" Clear liqui...

CH. 20 BIO EXAM#1 QUESTION AND ANSWERS (VERIFIED ANSWERS) Replication is the process known as - ANSWER DNA going into DNA;using DNA polymerase Transcription is the process known as - ANSWER DNA going into RNA; using RNA polymerase Translation is the process known as - ANSWER RNA going into Protein; using Ribosomes Gene - ANSWER The basic unit of heredity; a sequence of DNA nucleotides on a chromosome that encodes a protein, tRNA, or rRNA molecule, or regulates the transcription of ...

Midterm 1 - CMMB 411 Question and answers 100% correct 2024 B-DNA - correct answer - 10.5 bp per turn - Anti-parallel strands (5'->3' opposite) - Right handed helix - Major/minor grooves 35.7 A - correct answer B-DNA Helix pitch 10.5 - correct answer B-DNA bp per turn 34.3 degrees - correct answer B-DNA twist angle (degrees) 20 A - correct answer B-DNA helix diameter 3.4 A - correct answer B-DNA axial rise per bp A-DNA - correct answer DNA present in bacterial ...

Developed smallpox immunization using cowpox agent - Answer-Edward Jenner Sought a "magic bullet" to destroy pathogens & not host - Answer-Paul Ehrlich Discovered penicillin - Answer-Alexander Fleming Pioneered aseptic surgery, Prevented surgical infections by using mists of phenol - Answer-Joseph Lister Father of Epidemiology (Cholera in London) - Answer-John Snow Pioneered asepsis by discovering that hand washing prevented streptococcal infections in obstetric patients - Answer-Ignaz S...

Exam 3: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: How are genes coordinately controlled in eukaryotic cells? Coordinately controlled genes in eukaryotic cells share a set of control elements. Coordinately controlled genes in eukaryotic cells are activated by the same chemical signals. Coordinately controlled genes in eukaryotic cells are located together on the same chromosome. Answer: Coordinately controlled...

Post cardiac arrest phase, titration of inspired oxygen to lowest level to achieve O2 sat? CORRECT ANSWER 94% frail chest = multiple rib fractures CORRECT ANSWER = see saw chest movement Pertussis (whooping cough) CORRECT ANSWER -An airborne bacterial infection that affects mostly children younger than 6 years. Patients will be feverish and exhibit a "whoop" sound on inspiration after a coughing attack; highly contagious through droplet infection. -long episodes of cough until vomits -...

Straighterline Microbiology BIO 250 Unit 1-25 FINAL Exam Questions and answers Latest 2024/2025 Graded A+ | 100% Correct. The sum total of all the microbes in a certain environment is termed the______ Select one: a. biofilm b. microbial niche c. microbiome d. phylogeny e. domain: Microbiome 2. Studies of the immune response to an infection caused by microorganisms would be performed by a/an _______. Select one: a. hypersensitivity specialist b. geomicrobiologist c. epidemiologist d...

RNAS Practice Quiz 4.3 |20 Questions with Verified Answers During transcription, RNA polymerase joins nucleotides from 5′ to 3′. from left to right. from 3′ to 5′. from right to left. - CORRECT ANSWER from 5' to 3' In bacteria, RNA polymerase transcribes tRNA genes only. protein-coding genes only. rRNA genes and tRNA genes. all types of genes. - CORRECT ANSWER all types of genes In translation, DNA is converted to RNA. DNA is copied i...

What is mRna and what is used for? correct answer: Copies the DNA code so that it can leave the nucleus; takes the code to the rRNA site Adenine, Thymine, Cytosine, & Guanine are what? correct answer: The 4 nitrogen bases in DNA What are the 4 nitrogen base pairs for RNA ? correct answer: A-U & C-G rRna, forms the complex at the ribosome the serves as the site where proteins are made. True or False correct answer: True An allele is a variation of a gene? True or False correct ans...