DNA & Replication
What is the structure of DNA called?
What is a double helix?
How many strands does RNA have?
What is one strand?
What is the process where bacteria divide into two identical cells?
What is binary fission?
What is a gene?
What is a sequence of DNA that codes for a protein or RNA product?
Which mutation changes one nucleotide but does not affect the amino acid sequence?
What is a silent mutation?
Which enzyme unwinds the DNA strand during replication?
What is helicase?
Which nitrogenous base in RNA pairs with adenine?
What is uracil?
Which type of reproduction involves the combination of genetic material from two parents?
What is sexual reproduction?
What is an allele?
What is a variation of a gene?
Which mutation causes a premature stop codon?
What is a nonsense mutation?
Which enzyme adds complementary nucleotides during DNA replication?
What is DNA polymerase?
What are the three main types of RNA?
What are mRNA, tRNA, and rRNA?
Name one advantage of asexual reproduction.
What is rapid growth or no need for a mate?
What is the process by which a gene creates a product?
What is gene expression?
What is a mutation that changes one amino acid in a protein?
What is a missense mutation?
DNA is composed of four nitrogenous bases. Name them.
What are adenine, thymine, guanine, and cytosine?
Where does transcription occur in the cell?
What is the nucleus?
What is the fusion of male and female gametes from the same individual called?
What is autogamy?
What type of mutation involves the addition of a nucleotide?
What is an insertion mutation?
Which mutations can cause a frameshift?
What are insertion and deletion mutations?
What type of bonds hold nitrogenous base pairs together in DNA?
What are hydrogen bonds?
What is the start codon for protein synthesis?
What is AUG?
Name one disadvantage of asexual reproduction.
What is lack of genetic diversity?
Give an example of how a mutation can be beneficial.
What is developing resistance to a pesticide?
Name one cause of mutations that is biological.
What are viruses inserting into host DNA?