Protein Synthesis

The central dogma of genetics states that information flows from

• DNA to RNA to proteins

• ribosomes to nucleus to DNA

Choose the nucleotide sequence of the RNA strand that would be complementary to the following strand GTAGTCA

• CAUCAGU

• CATCAGT

The main function of tRNA is to

• bring amino acids to the ribosome

• string together complimentary DNA and RNA strands

What is the term for a three-nucleotide sequence that codes for an amino acid?

• base

• codon

Which phrase best describes translation?

• follow the instructions carried on the mRNA to make a protein

• carry the instructions out of the nucleus to the ribosomes in the cytoplasm

Which of the following is created in the nucleus and carries the genetic code to the cytoplasm?

• mRNA

• tRNA

DNA travels outside the nucleus.

• True

• False

In RNA uracil pairs with

• adenine

• thymine

The mRNA leaves the ___ to find the ribosome to make proteins.

• cell

• nucleus

DNA holds the code for making

• lipids

• proteins

• carbohydrates

• sugars