DNA & Mutations Practice 1

The material that makes up our chromosomes and stores our genetic information is

• RNA

• mRNA

• Blood

• DNA

Tags

NGSS.HS-LS3-1

Adenine pairs with ...

• Cytosine

• Thymine

• Guanine

In mRNA, Uracil replaces ...

• Thymine

• Cytosine

• Adenine

• Guanine

True or False: Guanine always pairs with Cytosine

• True

• False

Cells decode mRNAs by reading their nucleotides in groups of three, called ...

• Codes

• DNA

• Codons

• Amino Acids

Decode the Codon:

AUA CGG GAA UAG

• PRO LYS ARG STOP

• MET ARG TRP STOP

• LEU SER ASP GLY

• ILE ARG GLU STOP

How many pairs of chromosomes are in Humans

• 23

• 46

• 50

• 22

True or False: Rosalind Franklin was a crucial part of discovering the Double-Helix shape of DNA.

• True

• False

How traits are expressed in an organism is called a(n) ...

• Genotype

• Phenotype

• Inheritance

• Trait

In a pedigree, males are represented by a ...

• square

• circle

• roman numeral

• number