Match the DNA key terms to their correct definition.
Column A
1.
genetic material:
genetic material
2.
adenine:
adenine
3.
base pairing:
base pairing
4.
cytosine:
cytosine
5.
guanine:
guanine
6.
thymine:
thymine
7.
frameshift mutation:
frameshift mutation
8.
mutagen:
mutagen
9.
mutation:
mutation
10.
point mutation:
point mutation
11.
polyploidy:
polyploidy
Column B
a.one of four nitrogenous bases found in DNA and RNA; pairs with thymine or uracil
b.gene mutation in which a single base pair in DNA has been changed
c.mutation that shifts the “reading frame” of the genetic message by inserting or deleting a nucleotide
d.one of four nitrogenous bases found in DNA and RNA; pairs with guanine
e.one of four nitrogenous bases found in DNA and RNA; pairs with cytosine
f.chemical or physical agents in the environment that interact with DNA and may cause a mutation
g.principle that bonds in DNA can form only between adenine and thymine and between guanine and cytosine
h.condition in which an organism has extra sets of chromosomes
i.nitrogenous base found in DNA but not in RNA
j.substance containing the genetic information of a cell
k.change in the genetic material of a cell
1. j. genetic material: substance containing the genetic information of a cell
2. a. adenine: one of four nitrogenous bases found in DNA and RNA; pairs with thymine or uracil
3. g. base pairing: principle that bonds in DNA can form only between adenine and thymine and between guanine and cytosine
4. e. cytosine: one of four nitrogenous bases found in DNA and RNA; pairs with guanine
5. d. guanine: one of four nitrogenous bases found in DNA and RNA; pairs with cytosine
6. i. thymine: nitrogenous base found in DNA but not in RNA
7. c. frameshift mutation: mutation that shifts the “reading frame” of the genetic message by inserting or deleting a nucleotide
8. f. mutagen: chemical or physical agents in the environment that interact with DNA and may cause a mutation
9. k. mutation: change in the genetic material of a cell
10. b. point mutation: gene mutation in which a single base pair in DNA has been changed
11. h. polyploidy: condition in which an organism has extra sets of chromosomes