Double bonds in rings - Study guides, Class notes & Summaries

Bio-105 Exam 1 Latest Version Already Graded A biology The study of living organisms and their interactions with one another and their environmnets cell smallest fundamental unit of structure and function in living thiings biosphere collection of all living things on earth community set of populations inhabiting a particular area ecosystem all living things in a particular area together with the abiotic parts homeostasis ability of an organism to maintain constant internal ...

Pyrimidine - One carbon ring Cytosine, Thymine, Uracil Purine - Two carbon rings Adenine, Guanine How are nucleotides joined together? - Condensation to form phosphodiester bond What is the function of mRNA? - Carries genetic info out of nucleus Transcript translated to protein What is the function of tRNA? - Carries aa to ribosome Anticodon pairs with codon on mRNA strand What is the function of rRNA? - part of ribosome structure most abundant RNA coordinated coupling of tRNA to mRNA...

karyotyping - number and type of chromosome present Barr body - -condensed inactive X chromosome near nucleus of cell -all females have 1 Barr body nondisjunction - failure of chromosomes to separate during meiosis autosomal nondisjunction - -failure of chromosomes (other than sex chromosomes) to separate during meiosis -exs: trisomy 21, trisomy 18 translocation - portion of one chromosome is transferred to another (usually nonhomologous) abnormal egg (XX) x normal sperm (X) - -...

Dehydration reaction - type of synthesis reaction where a water molecule is removed as the molecule forms Break up of Diseases - Infectious- contagious and caused by pathogens Noninfectious- caused by environmental factors (chemicals) life style and genetics. 4 levels of protein organization - primary, secondary, tertiary, quaternary A common characteristic that lipids have is... - they are hydrophobic. amino acids - subunits that proteins are made up of Anton van Leeuwenhoek - Invented t...

AQA AS Organic Chemistry exam questions with 100% correct answers Define the term 'empirical formula' - ANSWERS A formula that gives the simplist whole number ration of atoms of each element in a compound Define the term 'molecular formula' - ANSWERS A way of representing molecules that shows the actual number of atoms of each element in a molecule Define the term 'General formula' - ANSWERS An algebraic formula that can describe any member of a family of compounds Define the t...

AQA AS Organic Chemistry exam questions with 100% correct answers Define the term 'empirical formula' - ANSWERS A formula that gives the simplist whole number ration of atoms of each element in a compound Define the term 'molecular formula' - ANSWERS A way of representing molecules that shows the actual number of atoms of each element in a molecule Define the term 'General formula' - ANSWERS An algebraic formula that can describe any member of a family of compounds Define the t...

How do you select the longest parent chain when naming alkenes? correct answers The one that contains the double bond How do you number the longest parent chain when naming alkenes? correct answers Number so as to include both carbon atoms of the double bond and begin numbering at the end of the chain nearer the double bond How do you designate the location of the double bond? correct answers Use the number of the first atom of the double bond as immediately before the suffix How do you...

In a single molecule of water, the two hydrogen atoms are bonded to a single oxygen atom by a. polar covalent bonds.Answer - polar covalent bonds. Stanley Miller's 1953 experiments demonstrated conclusively thatAnswer - organic molecules can be synthesized abiotically under conditions that may have existed on early Earth. What do the four 'elements of life' -carbon, oxygen, hydrogen, and nitrogen-have in common?Answer - They all have unpaired electrons in their valence shells. Us...

AQA AS Organic Chemistry exam questions with 100% correct answers Define the term 'empirical formula' - ANSWERS A formula that gives the simplist whole number ration of atoms of each element in a compound Define the term 'molecular formula' - ANSWERS A way of representing molecules that shows the actual number of atoms of each element in a molecule Define the term 'General formula' - ANSWERS An algebraic formula that can describe any member of a family of compounds Define the t...

PORTAGE LEARNING BIOD 101 MODULE 4 EXAM QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED 100% GUARANTEED PASS The rugs of the twisted ladder of the double helix in DNA are made of what? Nitrogenous bases How many nitrogenous bases are there? 4. Name the nitrogenous bases. Adenine (A) Guanine (G) Thymine (T) Cytosine (C) Which nitrogenous bases are purines? Adenine and Guanine Which nitrogenous bases are pyrimidines? Thymine and Cytosine Each nitrogenous base has a __________ __________...