Science quiz

Watson and Crick created a model in which two strands of nucleotides wound about each other. This formed twisting shape is called a?

• Base

• Double helix

• Phosphate group

• Sugar

What is Deoxyribonucleic acid (DNA):

• Where your RNA is stored

• Where your cells are stored

• Where your memory is stored

• Molecule where the heritable genetic information of an organism is stored

What is Nucleotide:

• The monomer unit of nucleic aids

• The unit of your cells

• The monomer of your RNA

• The monomer of your past

Nucleotides have three parts: A ring shaped sugar called_____, A______group, A______: a single or double ring carbon and nitrogen atoms with the functional groups.

• Phosphate

• Sugar

• Nitrogenous base

• Deoxyribose

What are all of these things are named?

• Chromosomes

• Sugar,phosphate,Nitrogenous base

• Double helix

• DNA

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

The four nucleotides found in DNA differ only in the nitrogenous bases. Single ring structures:______(T)and_______(C). Larger, double ring structures:_________(A)and________(G)

• Phosphate

• H3C

• Thymine and Cytosine, Adenine and Guanine

• DNA

Nucleotides monomers join together by covalent bonds between te sugar of one nucleotide and te phosphate of the next, forming a?

• Thymine

• Nitrogenous base

• Base

• Sugar-phosphate backbone

The DNA structure that Watson and Crick made was made wit tin and wire tat formed a twisting shape called a double helix. The_________? Forming the double helix

• The bases pair up between the two Inter wine sugar phosphate back bones

• They made the 3D structure of DNA

• They make it Inter wined so it will look more like a DNA structure

• Nothing happens

Tags

NGSS.HS-LS1-1

The pairings are due to the sizes of the bases and their abilities to form hydrogen bonds with eachother. The________pairs with the______, The_______pairs with the_______

• Adenine and thymine, Guanine and cytosine

• Phosphate and chromosomes, Mitosis and meiosis

• None of the above

• Hydrogen and nitrogen, Water and Cells

(?)pairs with(?) and (?)pairs with(?)

• A and t, and G and C

• T and G, and A and C

• G and A, and C and T

• G and U, and C and T