Podcast
Questions and Answers
What is the substance of inheritance?
What is the substance of inheritance?
- RNA
- Carbohydrates
- Proteins
- Deoxyribonucleic acid (DNA) (correct)
During DNA replication, which molecule directs the development of biochemical, anatomical, and physiological traits?
During DNA replication, which molecule directs the development of biochemical, anatomical, and physiological traits?
- mRNA
- DNA polymerase
- DNA (correct)
- tRNA
Which nucleotide is found in DNA but not in RNA?
Which nucleotide is found in DNA but not in RNA?
- Thymine (correct)
- Uracil
- Adenine
- Cytosine
What is the structure introduced by James Watson and Francis Crick for DNA?
What is the structure introduced by James Watson and Francis Crick for DNA?
What is the main function of DNA polymerase during DNA replication?
What is the main function of DNA polymerase during DNA replication?
Which molecule is used to initiate DNA replication by providing a starting point for DNA polymerase?
Which molecule is used to initiate DNA replication by providing a starting point for DNA polymerase?
What enzyme synthesizes a short RNA primer in DNA replication?
What enzyme synthesizes a short RNA primer in DNA replication?
Which enzyme is responsible for proofreading and repairing newly made DNA by replacing incorrect nucleotides?
Which enzyme is responsible for proofreading and repairing newly made DNA by replacing incorrect nucleotides?
What is the source of genetic variation upon which natural selection operates?
What is the source of genetic variation upon which natural selection operates?
In which repair mechanism do repair enzymes correct errors in base pairing?
In which repair mechanism do repair enzymes correct errors in base pairing?
Which enzyme catalyzes the lengthening of telomeres in germ cells?
Which enzyme catalyzes the lengthening of telomeres in germ cells?
What happens in nucleotide excision repair?
What happens in nucleotide excision repair?
Which enzyme replaces the RNA primer with DNA nucleotides during DNA replication?
Which enzyme replaces the RNA primer with DNA nucleotides during DNA replication?
What is the role of telomeres in eukaryotic chromosomes?
What is the role of telomeres in eukaryotic chromosomes?
Which enzyme synthesizes the leading strand continuously during DNA replication?
Which enzyme synthesizes the leading strand continuously during DNA replication?
What happens during mismatch repair in DNA replication?
What happens during mismatch repair in DNA replication?
What is the role of RNA primers in DNA replication?
What is the role of RNA primers in DNA replication?
In DNA replication, what is the main function of DNA polymerase?
In DNA replication, what is the main function of DNA polymerase?
Which of the following accurately describes the process of DNA replication?
Which of the following accurately describes the process of DNA replication?
During DNA replication, what is the function of helicase?
During DNA replication, what is the function of helicase?
Which enzyme is responsible for sealing the nicks in the sugar-phosphate backbone of the newly synthesized DNA strand?
Which enzyme is responsible for sealing the nicks in the sugar-phosphate backbone of the newly synthesized DNA strand?
What is the primary function of RNA primers in DNA replication?
What is the primary function of RNA primers in DNA replication?
'Chargaff's rules' state that:
'Chargaff's rules' state that:
'Semiconservative replication' refers to:
'Semiconservative replication' refers to:
'Helicase' enzyme functions by:
'Helicase' enzyme functions by:
During DNA replication, which enzyme is responsible for synthesizing RNA primers?
During DNA replication, which enzyme is responsible for synthesizing RNA primers?