Podcast
Questions and Answers
The sequence of nitrogenous bases in mRNA is:
The sequence of nitrogenous bases in mRNA is:
- identical to the template strand of DNA on which it forms.
- determined by the base sequence of RNA.
- complementary to the template strand of DNA on which it forms. (correct)
- determined by the base sequence of ribosomal RNA.
The hereditary information in DNA is encoded in the sequence of:
The hereditary information in DNA is encoded in the sequence of:
- nitrogenous bases. (correct)
- sugars.
- hydrogen bonds.
- phosphate groups.
The process by which the hereditary information of DNA is encoded into mRNA is called:
The process by which the hereditary information of DNA is encoded into mRNA is called:
- transduction.
- transfer.
- transformation.
- transcription (correct)
If the base sequence in a segment of DNA is A-C-G-T-A, which of the following would be the complementary base sequence in mRNA?
If the base sequence in a segment of DNA is A-C-G-T-A, which of the following would be the complementary base sequence in mRNA?
Amino acids are brought to the site of protein synthesis by:
Amino acids are brought to the site of protein synthesis by:
In the double-stranded molecule of DNA, complementary base pairs are linked together by:
In the double-stranded molecule of DNA, complementary base pairs are linked together by:
The genetic code for an amino acid involves a sequence of how many nucleotides?
The genetic code for an amino acid involves a sequence of how many nucleotides?
In the replication of DNA:
In the replication of DNA:
In the synthesis of messenger RNA:
In the synthesis of messenger RNA:
The sequence of nucleotides in ribosomal RNA is determined by:
The sequence of nucleotides in ribosomal RNA is determined by:
Flashcards
mRNA Sequence
mRNA Sequence
The mRNA sequence is complementary to the DNA template strand.
DNA Encoding
DNA Encoding
Hereditary information in DNA is encoded in the sequence of nitrogenous bases (A, T, C, G).
Transcription
Transcription
Transcription is the process of encoding DNA information into mRNA.
Complementary mRNA
Complementary mRNA
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tRNA Function
tRNA Function
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DNA Base Bonds
DNA Base Bonds
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Genetic Codon Size
Genetic Codon Size
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DNA Replication Templates
DNA Replication Templates
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mRNA Template Strand
mRNA Template Strand
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rRNA Determination
rRNA Determination
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Study Notes
- The sequence of nitrogenous bases in mRNA is complementary to the template strand of DNA on which it forms.
- Hereditary information in DNA is encoded in the sequence of nitrogenous bases.
- The process by which hereditary information of DNA is encoded into mRNA is called transcription.
- If the base sequence in a segment of DNA is A-C-G-T-A, the complementary base sequence in mRNA is U-G-C-A-U.
- Amino acids are brought to the site of protein synthesis by transfer RNA.
- In the double-stranded molecule of DNA, complementary base pairs are linked together by hydrogen bonds.
- The genetic code for an amino acid involves a sequence of three nucleotides.
- In the replication of DNA, both strands act as templates.
- In the synthesis of messenger RNA, only one strand of DNA acts as a template.
- The sequence of nucleotides in ribosomal RNA is determined by DNA of the nucleus.
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Description
Explore the roles of DNA and RNA in heredity and protein synthesis. Understand the base pairing rules in DNA replication and transcription, and learn how mRNA, tRNA, and rRNA contribute to gene expression.
