Genes DNA

Using the base pairing rules, the percentages of guanine bases in chicken DNA should be around:

• 13.4

• 19.9

• 21.5

• 28.8

Which is in order from largest to smallest structure?

• chromosome, DNA strand, gene, nucleotide

• chromosome, gene, DNA strand, nucleotide

• gene, DNA strand, chromosome, nucleotide

• DNA strand, chromosome, gene, nucleotide

Tags

NGSS.HS-LS3-2

What are the parts of a nucleotide?

• phosphate, sugar, base

• A, T, G, C

• Nucleic Acids

• two base pairs connected

Which of the following best describes a DNA molecule?

• double helix

• contains ribose

• made of amino acids

• contains Uracil

Tags

NGSS.HS-LS1-1

Why is DNA important?

• it is very small and very complicated

• it's in everything

• it serves as the blueprint for traits of all living things

• because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What does DNA stand for?

• Deoxyribonucleic acid

• Denitrogenous acid

• Deribonucleic acid

• Diribonucleic acid

Which statement about DNA is true?

• Different people can have the same copy of DNA in their cells.
  

• DNA is made up of genes that carry hereditary information.

• DNA controls the genotype but not the phenotype of an organism.
  

• DNA controls the genotype only in the second and third generations.
  Question

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In a DNA molecule, which of the following bases pair together?

• adenine and cytosine

• thymine and adenine

• thymine and guanine

• cytosine and thymine

When a nitrogen base (nucleotide) is removed from a gene, this is called a ________ mutation.

• removal

• deletion

• substitution

• insertion

Tags

NGSS.HS-LS3-2

Which is a part of the DNA that consists of a sugar, a phosphate, and a nitrogenous gas?

• DNA

• nucleotide

• base

• mutation