Test
Nucleic acids
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Preguntas del test (8)
1What are nucleic acids?
- AThe information molecules of the cell
- BChains of amino acids
- CMutated cells
2How are nucleic acids stored?
- AThey are unzipped and stored in the ribosomes
- BThey are supercoiled
- CThey take the form of a code in molecules of DNA
3What is a mononucleotide made up of?
- APentose sugar, a nitrogen containing base, phosphoric acid
- BTriphosphate, nitrogen containing base, ligase
- CPentose sugar, an oxygen containing base, phosphoric acid
4The Purines bases have two nitrogen containing rings
- AVerdadero
- BFalso
5How many nitrogen rings do pyrimidine's have?
- A1
- B2
- C3
6Which bases are pyramidines and which bases are purines?
- APyramidines: Cytosine and Guanine
Purines: Adenine and Thymine - BPyramidines: Cytosine and Thymine
Purine: Adenine and Guanine - CPyramidines: Adenine and Guanine
Pyramidines: Cytosine and Thymine
- APyramidines: Cytosine and Guanine
7A water molecule is added, not removed, during condensation reactions
- AVerdadero
- BFalso
8Which bond is formed between mononucleotides during a condensation reaction
- AHydrogen
- BCovalent
- CPhosphodiester
Información
- Descripción
- A-Level Biology Test sobre Nucleic acids, creado por sophie_burke el 24/03/2014.
- Autor
- sophie_burke
- Idioma
- English
- Visitas
- 64
- Etiquetas
- Valoración
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