DNA activities

Which of the following is not a base found in DNA?

• adenine
• thymine
• cytosine
• uracil

What part of a nucleotide accounts for the genetic variation between individuals?

• phosphate
• nitrogenous base
• deoxyribose
• sugar

If one strand of DNA has the sequence TTACCG, the sequence of the other strand of the same molecule will be

• AATGGC
• TTACCG
• AACGGC
• AATGGG

What does mRNA do?

• provides information from DNA to ribosomes
• transfers amino acids to the ribosomes
• makes up ribosomes
• builds proteins

What type of macro-molecules are DNA and RNA?

• Protein
• Carbohydrate
• Nucleic Acid
• Lipid

An RNA molecule is

• double helix
• always double stranded
• usually double stranded
• single stranded

Which structure is the location of genetic material (DNA) in the cell?

• ribosome

• mitochondria

• nucleus

• cytoplasm

What sugar is in RNA?

• ribose

• deoxyribose

• glucose

• fructose

Describes the twisted ladder-like shape of a DNA molecule

• Nitrogen Base
• Hexagon
• Double Helix

The process of DNA replication is called semi conservative because it results in

• none of these
• Two DNA molecules.  One original molecule and one with two new strands
• two exact copies with new strands
• two identical molecules, each with 1 original strand and one new.