Question

Match the UNIT 6 Key Terms to their correct definition.

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Column A
1.
adenine:
adenine
2.
base pairing:
base pairing
3.
cytosine:
cytosine
4.
guanine:
guanine
5.
thymine:
thymine
6.
Inversion mutation:
Inversion mutation
7.
mutagen:
mutagen
8.
mutation:
mutation
9.
point mutation:
point mutation
10.
chromosomal mutation:
chromosomal mutation
Column B
a.one of four nitrogenous bases found in DNA and RNA; pairs with cytosine
b.one of four nitrogenous bases found in DNA and RNA; pairs with guanine
c.gene mutation in which a single base pair in DNA has been changed
d.Principle that bonds in DNA and between RNA molecules can form only between complimentary bases
e.chromosomal mutation that flips a segment of the chromosome
f.a change in the DNA
g.
a change in number of chromosomes or a large amount of DNA in an organism

h.one of four nitrogenous bases found in DNA and RNA; pairs with thymine or uracil
i.nitrogenous base found in DNA but not in RNA
j.chemical or physical agents in the environment that interact with DNA and may cause a mutation

Answer 1

Here are the matches for the UNIT 6 Key Terms to their correct definitions:

1. adenine: **h. one of four nitrogenous bases found in DNA and RNA; pairs with thymine or uracil**
2. base pairing: **d. Principle that bonds in DNA and between RNA molecules can form only between complimentary bases**
3. cytosine: **a. one of four nitrogenous bases found in DNA and RNA; pairs with guanine**
4. guanine: **b. one of four nitrogenous bases found in DNA and RNA; pairs with cytosine**
5. thymine: **i. nitrogenous base found in DNA but not in RNA**
6. Inversion mutation: **e. chromosomal mutation that flips a segment of the chromosome**
7. mutagen: **j. chemical or physical agents in the environment that interact with DNA and may cause a mutation**
8. mutation: **f. a change in the DNA**
9. point mutation: **c. gene mutation in which a single base pair in DNA has been changed**
10. chromosomal mutation: **g. a change in number of chromosomes or a large amount of DNA in an organism**