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DNA Review 1
Test Description: Review for DNA test 1
Instructions: Answer all questions to get your test result.
1) What is the relationship between DNA, genes and a chromosome?
A
Chromosomes combine to make DNA and genes are the smallest part of the DNA.
B
Different chromosomes go together to make up a gene and DNA.
C
Genes and chromosomes are living creatures made up of a DNA molecule.
D
A gene is a section of DNA and a chromosome is a DNA molecule with many genes.
2) Which of the following most accurately describes a protein molecule?
A
A series of RNA nucleotides connected together in a long polypeptide strand.
B
A long chain of cells containing amino acids that go together to make up tissues and organs.
C
A series of amino acid molecules connected together.
D
Atoms arranged into amino acids and then arranged in nucleotides in proteins.
3) Which of the following determines the function of a protein?
A
The type of phosphate in the protein.
B
The order of the amino acids in the protein.
C
The shape of the DNA in the organism
D
The different kinds of DNA on the ribosome.
4) Contains the nitrogen bases Guanine and Cytosine.
A
RNA
B
DNA
C
Both
5) During translation in protein synthesis, a codon from mRNA pairs with an anticodon in
A
amino acid
B
tRNA
C
rRNA
D
mRNA
6) Is single stranded
A
DNA
B
RNA
C
both
7) Each of the following is a type of RNA, except
A
messenger RNA (mRNA)
B
transfer RNA (tRNA)
C
carrier RNA (cRNA)
D
ribosomal RNA (rRNA)
8) Contains the sugar deoxyribose
A
both
B
DNA
C
RNA
9) Contains the nitrogen base Thymine
A
Both
B
DNA
C
RNA
10) In RNA molecules, adenine (A) is complementary to:
A
uracil (U)
B
Thymine (T)
C
Guanine (G)
D
Cytosine (c)
*select an answer for all questions
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