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WorksheetsNuclei Acid
Total questions: 15
Worksheet time: 8mins
What enables cells to have different forms and perform different function?
DNA
RNA
The two strands of DNA are held together by
Glycosidic Linkages
Hydrogen Bonds
Phosphodiester Bonds
Glycolsyl Bonds
Nitrogenous bases are joined by which type of bond
Hydrogen Bonds
Covalent Bonds
Ionic Bonds
Polar Bonds
Why is DNA important?
because we eat it everyday for energy
it's in everything
it serves as the blueprint for traits of all living things
it is very small and very complicated
What does DNA stand for?
Diribonuclei acid
Denitrogenous acid
Deribonuclei acid
Deoxyribonuclei acid
The twisted ladder shape of DNA is known as
Double helix
Single helix
Triple helix
Which of the following is not a component of DNA?
Phosphate group
5 Carbon Sugar
Nitrogen Base
Carbon Base
How is the instructions for your traits carried on a DNA molecule?
Sequence of the nitrogen bases
In the bond between the phosphate and the sugar
Which answer choice would by complementary (match up) with the DNA strand ATGCATTCGA
TACGTAAGCT
TACCTAAGGA
ATGCATTCGA
ATGCCATGGA
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of
thymine
cytosine
guanine
uracil
Guanine bonds with
thymine
cytosine
guanine
adenine
What is the primary function of DNA?
carries the protein blueprint from a cell's DNA to its ribosomes
carries the appropriate amino acids into the ribosome for inclusion in the new protein.
To store and transmit the genetic information that tells cells which proteins to make and when to make them
What role proteins have in a cell?
They form the structural units of cells and help control chemical processes within cells
They form single cells using the amino acids in the blood
Who discovered nuclei acid?
Watson and Crick
Griffith
Friedrich Miescher
Walter Gilbert
Which of these statements are TRUE for a glycosidic bond?
The bond between sugar and phosphate
The bond between sugar and the nitrogenous base
The bond between base and phoshate
The bond between the two sugar residues
