Ch 6 Genetics Test Review

In incomplete dominance,

• one gene is controling many traits.
• all the genes for a trait are all recessive.
• each allele is equal in control
• the environment controls the genes.
  

The complementary strand to the DNA sequence ACTTA would be

• TGAAA
• AGAAT
• AGAAC
• TGAAT

Base Pairing Rules say that in DNA:
  A pairs with____

• A
• T
• C
• G

What has happened to this pair of DNA strands:
AATTGGCATAG
TTAACCGTAT

• deletion of a base causing a mutation
• substitution of a base causing a mutation
• insertion of a base causing a mutation
• no change of a base causing no mutation

Genetic engineering is currently used to

• genetically alter planes
• repair healthy genes
• make proteins

Which type of mutation replaces a base or amino acid with a different base or amino acid

• deletion
• substitution
• insertion

 Which of the following is NOT a step in making a protein?

• Copies of DNA are taken to the cytoplasm.
• Transfer molecules deliver amino acids to the nucleus.
• Amino acids are joined together at the ribosome to make a protein.
• A copy of the DNA is fed through the ribosome.

The code for a given amino acid consists of ____ base(s).

• 1
• 2
• 3
• 4

Which type of mutation adds a base or amino acid into the code

• deletion
• substitution
• insertion

Base Pairing Rules say that in DNA:
  C pairs with____

• A
• T
• C
• G